Page 1 Hitachi Thin Image User Guide Hitachi Virtual Storage Platform G1000 and G1500 Hitachi Virtual Storage Platform F1500 Hitachi Virtual Storage Platform G200, G400, G600, G800 Hitachi Virtual Storage Platform F400, F600, F800 MK-92RD8011-12 June 2017...
Page 2 Materials. “Materials” mean text, data, photographs, graphics, audio, video and documents. Hitachi reserves the right to make changes to this Material at any time without notice and assumes no responsibility for its use. The Materials contain the most current information available at the time of publication.
Page 3: Table Of Contents
Workflow for creating groups and storing snapshot data using CCI.......33 Methods of storing snapshot data..............35 Thin Image pair restoration................37 How Thin Image pair status changes............... 37 Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 4 Universal Volume Manager and external volumes used as pool-VOLs....82 Simultaneous processing of multiple Thin Image pair tasks........83 Pair operations when pairs are cascaded ............83 Pair operations when pairs are not cascaded............94 Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 5 Deleting Thin Image pairs..................146 Accelerating the Thin Image pair deletion process..........148 Removing Thin Image snapshot groups............148 Assigning secondary volumes to Thin Image pair snapshot data......148 Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 6 Power supply and existing shared memory..........194 Power supply and losing data in shared memory..........194 Replacing the microcode (or firmware) offline........... 194 Definition of failure....................195 Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 7 Delete Pairs window..................... 277 Edit Local Replica Options wizard................279 Edit Local Replica Options window..............279 Edit Local Replica Options confirmation window..........283 TI Pairs window....................285 Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 8 Assign Secondary Volumes wizard................. 288 Assign Secondary Volumes window..............289 Assign Secondary Volumes confirmation window..........293 Remove Secondary Volumes window..............296 Glossary.................... 299 Index....................321 Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 9: Preface
Changes in this revision □ Related documents □ Document conventions □ Conventions for storage capacity values □ Accessing product documentation □ Getting help □ Comments □ Preface Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 10: Intended Audience
V-VOL capacity against the pool capacity, when creating a DP pool. Related documents Hitachi Virtual Storage Platform Gx00 and Fx00 documents • Product Overview, MK-94HM8013 Preface Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 11: Document Conventions
• Hitachi Virtual Storage Platform G200 • Hitachi Virtual Storage Platform G400 • Hitachi Virtual Storage Platform G600 • Hitachi Virtual Storage Platform G800 Preface Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 12 { a | b } indicates that you must choose either a or b. This document uses the following icons to draw attention to information: Preface Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 13: Conventions For Storage Capacity Values
1,024 KB or 1,024 bytes 1 GB 1,024 MB or 1,024 bytes 1 TB 1,024 GB or 1,024 bytes 1 PB 1,024 TB or 1,024 bytes Preface Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 14: Accessing Product Documentation
Include the document title and number, including the revision level (for example, -07), and refer to specific sections and paragraphs whenever possible. All comments become the property of Hitachi Data Systems Corporation. Thank you! Preface Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 15: Overview Of Thin Image
System option modes for Thin Image □ Acronyms and abbreviations for VSP family storage system software □ applications used in this guide Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 16: About Thin Image
Splitting a Thin Image pair saves a snapshot and stops the copying of replaced data in the pool. The following figure provides a basic illustration of storing snapshot data. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 17: Workflow For Storing Thin Image Snapshot Data
The following figure illustrates how data in the pool is replaced. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 18: Components Of Thin Image
VOLs (V-VOL of which provisioning type is Dynamic Provisioning). Pairs used to DP-VOL store snapshot data. To create a cascaded pair with Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 19: Volume Components
Volumes that configure a pool which stores snapshot data. Differential data of a P-VOL is stored in a pool volume as snapshot data. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 20: Snapshot Tree Components
8,192 Limit 2,048 2,048 Data consistency Guaranteed Not guaranteed Software application from which you can define pairs HTI, SI, and SIz Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 21: Snapshot Clones
Snapshot Clones When distributing data in a storage system, you can use clones to improve efficiency. The following figure illustrates cloning. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 22: Snapshot Trees And Cascaded Pairs
Thin Image S-VOLs can be paired with secondary layer S-VOLs. First layer (L1) S-VOLs can also be paired with secondary layer (L2) S-VOLs. A Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 23 To create a Thin Image pair that can be used in a cascaded snapshot tree, open the Create TI Pairs window and select Enable for Cascade. For details, Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 24 The following figure shows an example of when pairs that are being cloned are also cascaded. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 25: Vsp Family Software Applications For Thin Image
VSP family software applications for Thin Image A Thin Image installation typically includes the Thin Image software, Dynamic Provisioning software, and CCI. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 26: How Thin Image Works
DP pools and Thin Image pools are referred to as "pools". A pool consists of multiple pool volumes (pool-VOLs) which are, as a group, the container for the snapshot data. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 27: Usage Level Rebalancing Among Parity Groups
Usage level rebalancing among parity groups If multiple parity groups that contain LDEVs used as pool-VOLs exist, rebalancing can improve biased usage rates in parity groups. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 28: How Thin Image Uses V-Vols
Also, you cannot release allocation of V-VOLs which are being used for the S-VOL of a clone pair to snapshot data, or allocate it to different snapshot data. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 29: How Thin Image Pairs Are Created
S-VOL if a logical failure occurs during data update or if there is a virus in the P-VOL. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 30: Using Cascaded Pairs
Create the same number of leaf volumes as the number of users to whom you want to distribute data. This allows you to distribute data in the P-VOL without increasing loads to the P-VOL. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 31 Distributing updated data in the P-VOL to specified users Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 32 (S-VOL 1 in the figure). Update the P-VOL. Creating a new distributor with cloned pairs Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 33: Workflow For Creating Groups And Storing Snapshot Data Using Cci
2,048 consistency groups in a VSP family storage system. The following figure illustrates how snapshot data is stored for a consistency or snapshot group using CCI raidcom commands. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 34 -snapshot_data create The host issues a write request to each P-VOL in the group. Snapshot data for the volumes are stored. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 35: Methods Of Storing Snapshot Data
The storage system returns the write completion status to the host. The storage system stores snapshot data for the P-VOL in the background. The following figure illustrates the CAW method. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 36 The storage system stores snapshot data for the P-VOL. The storage system returns the write completion status to the host. The following figure illustrates the COW method. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 37: Thin Image Pair Restoration
The Thin Image pair status changes as you create, split, or perform other pair tasks. The following figure illustrates status changes to Thin Image and snapshot pairs. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 38 Snapshot data is stored when you split a pair in "PAIR" status. After snapshot data is stored, the pair status is "PSUS." If the pool threshold is Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 39: Thin Image Host Access And Pair Status
For example, if the S-VOLs are in a status other than "PSUS" and "PFUS," the host can reject access. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 40: Workflow For Thin Image Pair Status Changes
PSUP, copying data stops at the time when the pair deletion is accepted, and the status changes to SMPL. If this happens, data in the S-VOL is not guaranteed. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 41: Copy Threshold Option And Host Server I/O Performance For Thin Image
The copy threshold option can contribute to minimizing the decline in I/O performance of the host server. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 42: Sharing Thin Image Volumes With Other Software Applications
If the S-VOL is not assigned to snapshot data, you cannot share Thin Image volumes with other software applications, because the S- VOL does not exist. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 43 To share the volume with other software applications, you must use CCI. You cannot Quick Restore. Use the Data Retention Utility (VSP G1000, G1500, and VSP F1500) to set this attribute. Use CCI to set this attribute. Use the Data Retention Utility (VSP G1000, G1500, and VSP F1500) to confirm whether this attribute is set to volume.
Page 44: Sharing Thin Image Volumes That Have Data Retention Utility Access Attributes
The following table lists the relationship between P-VOL and S-VOL access attributes and Thin Image pair tasks when using CCI to assign Data Retention Utility access attributes. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 45 Data Retention Utility to assign access attributes to some Thin Image P-VOLs and S-VOLs when also using HDvM - SN to assign Data Retention Utility access attributes. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 46 Read Only S-VOL Disable Protect COPY P-VOL S-VOL PAIR, PFUL P-VOL S-VOL PSUS, PFUS P-VOL S-VOL SMPL(PD) P-VOL S-VOL RCPY P-VOL S-VOL Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 47: Sharing Thin Image Volumes With Hitachi Volume Migration
Delete snapshot data Release pair Legend: Yes: You can perform the task. No: You cannot perform the task (the command is rejected). Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 48 Create and split pair Split pair Normal Copy Reverse Copy Quick Restore Suspend replication Delete pair Legend: Yes: You can perform the task. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 49: Sharing Thin Image Volumes With Truecopy And Universal Replicator
Sharing Thin Image volumes with TrueCopy and Universal Replicator You can share Thin Image (HTI) P-VOLs with TrueCopy (TC) and Universal Replicator (UR) pair volumes. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 50 Replicator P-VOL. HTI status TC/UR task COPY PAIR, PFUL PSUS, PFUS RCPY PSUE Create pair Split pair Resynchronize pair Delete pair Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 51: Volume Backup With Thin Image, Truecopy, And Universal Replicator In A 3Dc Multitarget Configuration Workflow
You can use Thin Image to back up TrueCopy and Universal Replicator volumes on the remote sites in a 3DC multitarget configuration. The following figure shows how to back up the volumes. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 52: Volume Backup With Thin Image And Universal Replicator In A 3Dc Multitarget Configuration Workflow (Vsp G1000, G1500, And Vsp F1500)
You can use Thin Image to back up Universal Replicator volumes on the remote sites in a 3DC cascade configuration. The following figure shows how to back up the volumes. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 53: Sharing Thin Image Volumes With Global-Active Device
Create Restore Delete snapshot snapshot pair pair pair data data COPY Mirror (RL) PAIR Mirror (RL) PSUS Local Block PSUE Local Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 54: Storage System Configuration With Thin Image And Gad
Thin Image. Supported configurations The following figure shows a supported storage system configuration with a Thin Image pair using a GAD P-VOL. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 55 The following figure shows a supported storage system configuration with a Thin Image pair using a GAD S-VOL. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 56 The following figure shows a supported storage system configuration with Thin Image pairs using a GAD P-VOL and S-VOL. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 57 You cannot create a GAD pair using Thin Image volumes that are already being used as a GAD P-VOL and S-VOL. The following figure shows this unsupported storage system configuration. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 58: Consistency Group Configuration With Thin Image And Gad
Thin Image pairs cannot be registered to the same consistency group. Supported configuration The following figure shows a supported consistency group configuration. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 59 Unsupported configuration The following figure shows an unsupported consistency group configuration. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 60: Snapshot Group Configuration With Thin Image And Gad
Thin Image pairs cannot be registered to the same snapshot group. Supported configuration The following figure shows a supported snapshot group configuration. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 61 Unsupported configuration The following figure shows an unsupported snapshot group configuration. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 62: Sharing Thin Image Volumes With Dynamic Provisioning And Dynamic Provisioning For Mainframe In A Single Storage System
The capacity saving function is not performed immediately for copied data. Before creating or resynchronizing a Thin Image pair, make Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 63: Sharing Thin Image Volumes With Resource Partition Manager
The SOMs are set on the service processor (SVP) by your service representative. Review the SOMs Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 64: Storage System
VSP Dynamic F1500) Provisioning for For information regarding operating conditions, see the Mainframe Provisioning Guide for your storage system. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 65 Note: This mode is applied when downgrading microcode from a version that supports pool reduction rate correction to a version that does not support the function is disabled. Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 66: Acronyms And Abbreviations For Vsp Family Storage System Software Applications Used In This Guide
• TC: TrueCopy • TCz: TrueCopy for Mainframe • HTI: Hitachi Thin Image • UR: Universal Replicator • URz: Universal Replicator for Mainframe Overview of Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 67: Thin Image System And Planning Requirements
Thin Image system requirements □ Thin Image planning requirements □ Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 68: Thin Image System Requirements
187 Thin Image licensed capacity requirements Thin Image requires licensed capacity for the Thin Image P-VOLs and pools. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 69: Thin Image Shared Memory Requirements
From 1.1 PB to 3.4 PB 8 GB From 3.4 PB to 7.9 PB 24 GB From 7.9 PB to 12.3 PB 40 GB Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 70: Thin Image Volume Requirements
DP pool volumes, see the Provisioning Guide for your storage system. Item Requirement Volume type Logical volumes (LDEVs). You cannot specify the following volumes as HTI P-VOLs: Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 71 The following table lists the requirements for Thin Image pool-VOLs. Item Requirement Volume type Logical volumes (LDEVs). Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 72 P-VOL that you are using. Pool limit 1,024 Volume capacity 8 GB to 4 TB Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 73: Thin Image Data Pool Requirements
Creating Thin Image data pools on page 101). Deleting pools The pool is not used by an HTI pair. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 74: Thin Image Consistency Group Requirements
Image pairs can be defined in a group. Snapshot and cloned pairs cannot be contained in a single consistency group. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 75: Thin Image Snapshot Group Requirements
HTI pairs per snapshot group: 8,192. Pair type Snapshot and cloned pairs cannot be contained in a single snapshot group. Restrictions for Snapshot groups: Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 76: Thin Image Planning Requirements
You can calculate the number of HTI pairs you can create based on the snapshot estimated manageable capacity. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 77: Calculating Thin Image Pairs Based On Cache Management Devices
Use the following formula: Number of cache management devices that you must reserve = ceil (Size of P-VOL [TB] / 2.6) Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 78: Calculating The Thin Image Pair Capacity For Dp Pools
TI pairs and snapshot data created in the applicable snapshot tree. The following example illustrates how the TI pair capacity is calculated. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 79 Also, if you you split pairs twice, the maximum number of TI pairs you can create in the snapshot tree is the same, and the TI pair capacity remains unchanged. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 80: Thin Image Cache Management Device Requirements
Total capacity of pool-VOLs in the pool - (Capacity of pool VOLs used by DP-VOLs + Capacity of V-VOL management areas) Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 81: Resolving Insufficient Pool Capacity
If the capacity of snapshot data to be copied to the pool varies hour by hour, ensure that the largest capacity is your pool capacity. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 82: Pool Capacity Calculations
Volumes in local storage systems are referred to as internal volumes, and volumes in external storage systems are referred to as external volumes. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 83: Simultaneous Processing Of Multiple Thin Image Pair Tasks
Pair operations when pairs are cascaded The following table explains pair operations according to the pair status. The status of pair B is SMPL. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 84 The following table explains operations of cascaded pair B when pair B has the snapshot attribute, and its pair status is COPY(PD). Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 85 The following table explains operations of cascaded pair A when pair B has the snapshot attribute, and its pair status is COPY(PD). Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 86 The following table explains operations of cascaded pair B when pair B has the clone attribute, and its pair status is COPY(PD). Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 87 The following table explains operations of cascaded pair A when pair B has the clone attribute, and its pair status is COPY(PD). Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 88 The following table explains operations of cascaded pair B when pair B has the snapshot attribute and its pair status is PAIR. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 89 The following table explains operations of cascaded pair A when pair B has the snapshot attribute, and its pair status is PAIR. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 90 The following table explains operations of cascaded pair B when pair B has the clone attribute and its pair status is PAIR. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 91 The following table explains operations of cascaded pair A when pair B has the clone attribute, and its pair status is PAIR. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 92 The following table explains operations of cascaded pair B when the status of pair B is not SMPL, COPY(PD), and PAIR. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 93 The following table explains operations of cascaded pair A when the status of pair B is not SMPL, COPY(PD), and PAIR. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 94: Pair Operations When Pairs Are Not Cascaded
Pair B has clone attribute. Pair operations when pairs are not cascaded The following table explains pair operations according to the pair status. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 95: Pair Operations When A P-Vol Is Shared By Multiple S-Vols
Pair operations when a P-VOL is shared by multiple S-VOLs The following table explains pair operations according to the pair status. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 96: Differences Between Thin Image And Shadowimage
Less capacity is required for More capacity is required for backups because only backup because all data in the P-VOL is retained. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 97 Use SI to minimize the impact from P-VOL physical failures. If you need four or more generations of backups, use both SI and HTI as shown in the following figure. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 98 Use HTI to minimize P-VOL logical failures. Thin Image system and planning requirements Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 99: Configuring Thin Image
Workflow for registering virtual volumes □ Overview of using CCI to run commands through in-band connections □ Changing system options that affect Thin Image performance □ Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 100: Prerequisites For Configuring Thin Image
The following image shows the configuration tasks workflow and the workflow for creating and managing Thin Image pairs. Steps for configuring Thin Image: Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 101: Workflow For Creating And Managing Thin Image Pairs
You can create Thin Image data pools using HDvM - SN. For information about the creation of DP pools, see the Provisioning Guide for your storage system. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 102 Add: • Pool Type Select Thin Image as the pool type. Default: Dynamic Provisioning Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 103 Provisioning Guide for your storage system. Click Finish, and then confirm the settings. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 104: Selecting Pool Volumes
In the Explorer pane, click Storage Systems, expand the storage system tree, and then click Pools. In the Pools window, select Create Pools. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 105 In the Select Pool VOLs window, from the Available Pool Volumes table, select the pool-VOL you want to add to the pool, and then click Add. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 106: Pool Creation And Data Drive Type Priority
The following table shows the priority of pool-VOLs with system area when creating pools. Priority Data drive type SAS7.2K Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 107: Workflow For Registering Virtual Volumes
In the Explorer pane, click Storage Systems, expand the storage system tree, and then click Pools. In the Pools window, in the Pools tab, click Create LDEVs. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 108 In the Create LDEVs window of the Create LDEVs wizard, in the Selected LDEVs table, click Edit SSIDs. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 109 In the Change SSIDs window, for Initial SSID, enter the new SSID and click OK. In the Edit SSIDs window, click OK. Click Finish, and then confirm the settings. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 110: Changing V-Vol Settings
In the Explorer pane, click Storage Systems, expand the storage system tree, and then click Pools. In the Pools window, in the Pools tab, click Create LDEVs. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 111 In the Create LDEVs window of the Create LDEVs wizard, in the Selected LDEVs table, select an LDEV, and then click Change LDEV Settings. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 112 You can enter up to 32 letters, numbers, and symbols, except the following: \ / : , ; * ? " < > | Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 113: Creating V-Vols For Thin Image S-Vols
In the Create LDEVs window of the Create LDEVs wizard, complete or review the following items, and then click Options: • Provisioning Type Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 114 In the View LDEV IDs window, confirm the LDEV ID, and then click Close. • Initial SSID Enter a 4-digit representation of a hexadecimal number. Range: 0004 to FFFE Default: 0004 Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 115 Note: To continue setting the LU path, click Next. For more information about setting the LU path, see the Provisioning Guide for your storage system. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 116 To change the LDEV settings, click Change LDEV Settings. For details on how to change LDEV settings, see Changing V-VOL settings on page 110. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 117: Removing Ldevs From Registering Tasks
You can choose to not register the LDEV by removing the LDEV from the registering task. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 118 In the warning message that appears, click OK to confirm that you want to remove the selected LDEV. Click Finish, and then confirm the settings. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 119: Recognizing Devices From The Host Server
Ensure that the V-VOL recognized by the host server is in "PSUS" status. Complete one of the following: • Boot or reboot the host server. • Run the command for recognizing devices. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 120: Host Server Stoppages And Device Recognition Issues
If you use CCI to run commands through an out-of-band connection, you do not need to reserve a volume. Caution: For maximum host I/O performance, use CCI to run commands through an in-band connection. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 121: Changing System Options That Affect Thin Image Performance
In the Explorer pane, click Storage Systems, expand the storage system tree, and then click Replication. In the Replication window, click Edit Options > Local Replication. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 122 Default: Open In the SI/TI System Options table, select the system option you want to change, and then click Enable or Disable. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 123 If you want to monitor the task after submitting it, select Go to tasks window for status. Click Apply to submit the task. Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 124 Configuring Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 125: Managing Thin Image Pairs
Workflow for storing snapshot data or clone pairs in consistency groups □ Restoring Thin Image pairs □ Thin Image pair resynchronization □ Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 126 Releasing assignment of secondary volumes from Thin Image pair □ snapshot data Changing assignment of secondary volumes to Thin Image pair snapshot □ data Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 127: Thin Image Pair Tasks
Check the pairs’ status before performing a pair task, to ensure that the task completes successfully, and to ensure that the data is current. Procedure Click Refresh. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 128: Reloading Thin Image Configuration Information
Deleting Thin Image pairs on page 146). • Delete only the snapshot data (see Resynchronizing Thin Image pairs on page 144). Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 129: Workflow For Creating Thin Image Pairs Using Device Manager - Storage Navigator
Confirm that you want to create the pair. Related tasks • Creating Thin Image pairs using Device Manager - Storage Navigator page 130 Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 130: Creating Thin Image Pairs Using Device Manager - Storage Navigator
You can create a Thin Image pair and define the pair in a consistency group. You can create 1,024 Thin Image pairs at the same time for VSP G1000, G1500, and VSP F1500, and 32,768 for VSP G200, G400, G600, G800. To create more than 1,024 (or 32,768) pairs, repeat this task.
Page 131 Available Snapshot Groups table. If you select All, enter a value in Number of Snapshot Data per Primary Volume. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 132 Creating Thin Image pairs and defining them in snapshot or consistency groups using CCI on page 134 • Accelerating the Thin Image pair deletion process on page 148 Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 133: Selecting A Pool As Your Primary Volume
In Create Pairs using Volumes as Root Volumes, select Yes. Select two primary volumes from the Available Primary Volumes table. In Cascade, select Enable to create a cascaded pair. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 134: Creating Thin Image Pairs And Defining Them In Snapshot Or Consistency Groups Using Cci
The following is an example of using the CCI raidcom command to create a pair specifying the P-VOL (LDEV#10:10), the S-VOL (LDEV#20:20), the pool Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 135: Workflow For Defining Thin Image Pairs And Defining Them In Snapshot Or Consistency Groups Using Device Manager - Storage Navigator
Use one of these two methods to store Thin Image snapshot data or clone pairs. • Split the Thin Image pair. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 136: Splitting Thin Image Pairs To Store Snapshot Data
You can enter up to 32 letters, numbers, and symbols, except the following: \ / : , ; * ? " < > | Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 137: Splitting Thin Image Pairs To Store Snapshot Data Using Cci
ID as step 1 to run either of the following raidcom commands: raidcom modify snapshot -snapshot_data create raidcom modify snapshot -snapshot_data clone Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 138: Using Consistency Group Pair-Split With Shared Volumes
The following figures illustrate these configurations. The following figure shows the consistency group pair-split configuration when you are sharing Thin Image P-VOLs with Universal Replicator S-VOLs. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 139 The following figure show the consistency group pair-split configuration when sharing Thin Image P-VOLs with TrueCopy S-VOLs. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 140 UR S-VOL COPY PAIR PSUS TC S-VOL COPY PAIR PSUS SI S-VOL COPY PAIR COPY(SP) PSUS(SP) PSUS COPY(RS) COPY(RS-R) PSUE Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 141: Restoring Thin Image Pairs
Note: If the amount of snapshot data in selected P-VOLs or the total number of pairs in selected snapshot groups exceeds 37,768, an error message appears when attempting to perform pair tasks. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 142: Failure During Thin Image Pair Restore
• Writes data to the Thin Image pair volumes. • Exceeds the data pool capacity of snapshot data. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 143: Restoring Suspended Thin Image Pairs
This method performs a full forward resynchronization of data from the P- VOL to the S-VOL. The differential data is copied to the S-VOL. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 144: Resynchronizing Thin Image Pairs
If you want to monitor the task after submitting it, select Go to tasks window for status. Click Apply to submit the task. Result The Thin Image pair is resynchronized ("PAIR" status). Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 145: Assigning Mu Numbers To Deleted Snapshot Data
Image pair later. For details about the Resync Pairs window, see Restoring Thin Image pairs on page 141 Deleting Thin Image pairs on page 146. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 146: Deleting Thin Image Pairs
Synchronization Rate (%) of the View Pair Synchronization Rate window varies depending on Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 147 \ / : , ; * ? " < > | If you want to monitor the task after submitting it, select Go to tasks window for status. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 148: Accelerating The Thin Image Pair Deletion Process
Assigning secondary volumes to Thin Image pair snapshot data This section explains how to assign secondary volumes to Thin Image snapshot data. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 149: Assigning Secondary Volumes To Snapshot Data After Creating New Thin Image Pairs
Use Existing to assign the pair to an existing snapshot group. When you create a Thin Image pair, you must assign it to a snapshot group. Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 150 If you want to monitor the task after submitting it, select Go to tasks window for status. Click Apply to submit the task. Related references • Create TI Pairs window on page 251 Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 151: Assigning Secondary Volumes To Snapshot Data Of Existing Thin Image Pairs
You can enter up to 32 letters, numbers, and symbols, except the following: \ / : , ; * ? " < > | Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 152: Releasing Assignment Of Secondary Volumes From Thin Image Pair Snapshot Data
If you want to monitor the task after submitting it, select Go to tasks window for status. Click Apply to submit the task. Related references • Remove Secondary Volumes window on page 296 Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 153: Changing Assignment Of Secondary Volumes To Thin Image Pair Snapshot Data
You can enter up to 32 letters, numbers, and symbols, except the following: \ / : , ; * ? " < > | Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 154 If you want to monitor the task after submitting it, select Go to tasks window for status. Click Apply to submit the task. Related references • Assign Secondary Volumes window on page 289 Managing Thin Image Pairs Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 155: Monitoring And Maintaining Thin Image
Viewing snapshot data capacity (VSP G1000, G1500, and VSP F1500) □ Maintaining pairs during storage system maintenance □ Definition of failure □ Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 156: Monitoring Pair Information
LDEV's emulation type. • Capacity: The selected LDEV's capacity. • Copy Type: The copy type for the pair you selected. Values: Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 157: Viewing Local Replication Summary Information
The total number of pairs is shown on the Total line. Default: ShadowImage, ShadowImage for Mainframe, and Thin Image Number of Consistency Groups Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 158: Viewing The Number Of Pairs
Replication, and then click Local Replication. In the summary section in the Local Replication window, for Number of Pairs, view the number of pairs. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 159: Viewing The List Of Primary Volumes
Replication, and then click Local Replication. In the Local Replication window, select the TI Root Volumes tab. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 160: Viewing Pair Properties
The storage system has accepted the paircreate CCI Read/write COPY disabled. command. The P-VOL accepts read/write operations, but the S-VOLs do not accept read/write operations. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 161: Viewing Pair Synchronization Rates
If the S-VOL is written to, only the synchronization rates of the written generation decrease. The following figure shows how to monitor the synchronization rates. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 162 Synchronization Rate. To check a pair's status and ensure the data is current, click Refresh. The latest synchronization rates are shown. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 163: Monitoring Consistency Groups
For more information about how to view this information on this window, see Viewing local replication summary information on page 157. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 164: Viewing The List Of Consistency Groups
In the Explorer pane, click Storage Systems, expand the storage system tree, expand Replication, and then click Local Replication. In the Local Replication window, select the Consistency Groups tab. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 165: Viewing Consistency Group Properties
In the Explorer pane, click Storage Systems, expand the storage system tree, expand Replication, and then click Local Replication. In the Local Replication window, select the Consistency Groups tab. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 166 - (Changing...): The status is in the process of changing. • Number of Pairs: The number of pairs that are assigned to the consistency group. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 167: Viewing Thin Image Pair Task History
You can review task history, including which tasks you have performed on a pair, in the History window. A VSP G1000, G1500, and VSP F1500 storage system saves a history of the last 1,024,000 Thin Image pair tasks. You can view a maximum of 16,384 pair tasks on each page.
Page 168: Thin Image Task Code Definitions
The following table lists codes for certain types of tasks (and the descriptions associated with those tasks), that are contained in the TI History table. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 169: Viewing Licensed Capacities
Replication. View a list of licensed capacity in the summary section of the Replication window. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 170: Viewing The Number Of Cache Management Devices
Pools. In the Pools window, in the Pools tab, select the pool name for the pool you want to monitor. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 171 (Optional) To export the information in the table, click Export. Related tasks • Editing the data pool warning threshold on page 181 Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 172: Viewing Used Pool Capacity (Vsp G1000, G1500, And Vsp F1500)
For more information, see the volume tabs on the Pools window in the Provisioning Guide for your storage system. Before you begin • You must have the Storage Administrator (Provisioning) role. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 173: Viewing Formatted Pool Capacity And Pool Usage Rates
Pool capacity = Total capacity of pool-VOLs in the pool - Management area size of the pool-VOL with the system area Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 174 Expand Pool. In the Expand Pool window of the Expand Pool wizard, click Select Pool VOLs. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 175 Note: If you are adding an LDEV belonging to a parity group for which accelerated compression is enabled, see the related section in Provisioning Guide for your storage system. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 176 If you want to monitor the task after submitting it, select Go to tasks window for status. Click Apply to submit the task. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 177: Failure Of Available Pool Capacity Formatting And Pool Capacity Increase
○ Deleting a pool-VOL to decrease the pool capacity. ○ Recovering a pool. ○ Stopping the process of decreasing pool capacity. ○ Editing a data pool warning threshold. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 178 Shrink Pool. Note: You can select one or more pool volumes. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 179: Stopping The Process Of Decreasing Pool Capacity
You can stop the process of decreasing pool capacity. For more information about the Stop Shrinking Pools window, see the Provisioning Guide for your storage system. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 180 Stop Shrinking Pool. Note: You can select one or more pool volumes. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 181: Editing The Data Pool Warning Threshold
In the Pools tab, from the list of pools, select the check box for the pool with the warning threshold that you want to change, and then click More Actions > Edit Pools. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 182 50%. Click Finish, and then confirm the settings. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 183: Editing Pool Names
In the Pools tab, from the list of pools, select the check box for the pool whose name you want to change, and then click More Actions > Edit Pools. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 184 Enter the pool’s new initial number, using 9 digits or fewer. The character limit for both fields together is 32 alphanumeric characters. Click Finish, and then confirm the settings. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 185: Workflow For Recovering Blocked Pools
When a pool is blocked, all Thin Image pairs that contain snapshot data of the blocked pool switch to the PSUE status. To recover these pairs, delete and then re-create them. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 186: Recovering Blocked Pools
\ / : , ; * ? " < > | If you want to monitor the task after submitting it, select Go to tasks window for status. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 187: Workflow For Deleting Pools
In the Pools tab, from the list of pools, select the check box for the pool that you want to delete, and then click More Actions > Delete Pools. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 188: Managing Virtual Volumes
LDEVs from the Pools window. Procedure In the Explorer pane, click Storage Systems, expand the storage system tree, and then click Pools. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 189 In the Virtual Volumes tab, from the list of volumes, select the check boxes for the V-VOLs you want to change, and then click More Actions > Edit LDEVs. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 190 In the Edit LDEVs window of the Edit LDEVs wizard, for LDEV Name, enter the prefix and the initial number. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 191: Workflow For Deleting V-Vols Specified For Thin Image S-Vols
Deleting Thin Image pairs on page 146 Deleting virtual volumes You can use the Delete LDEVs window to remove virtual volumes. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 192: Viewing Snapshot Data Capacity (Vsp G1000, G1500, And Vsp F1500)
Viewing snapshot data capacity (VSP G1000, G1500, and VSP F1500) You can use the raidcom command to view the snapshot data capacity for each P-VOL. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 193: Maintaining Pairs During Storage System Maintenance
• The power supply and having data in shared memory. • The power supply and losing data in shared memory. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 194: Power Supply And Existing Shared Memory
186 Power supply and losing data in shared memory If you lose power and the data in shared memory is lost, the VSP G1000 storage system saves the data to SSD at the time the power supply is switched off, but for VSP G200, G400, G600, G800, you must recreate the pools and pairs.
Page 195: Definition Of Failure
• Volumes (including their cascade volumes) older generationally than the volume in which the failure occurred. The following figure illustrates the volumes to be suspended when a failure occurs. Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 196 Monitoring and maintaining Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 197: Troubleshooting Thin Image
Workflow for fixing errors when pool-related SIMs are reported □ Completing SIMs (VSP G1000, G1500, and VSP F1500) □ Contacting customer support □ Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 198: Troubleshooting Pools, Pairs, And Volumes Related To Thin Image
Delete the HTI pairs related to the P-VOL. ○ • Complete the following: Fulfill the conditions to create the pair. Create the pair. Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 199 HDvM - SN cannot respond to the SVP because the load is too heavy. • The time-out period is not an adequate length. Solutions: Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 200: Workflow For Correcting Pool-Related Failures (Sim = 601Xxx, 602Xxx, 604Xxx, 605Xxx, And 606Xxx)
Workflow for correcting pool-related failures (SIM = 601xxx, 602xxx, 604xxx, 605xxx, and 606xxx) The following figure explains how to correct Thin Image pool failures. Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 201: Workflow To Perform When Sims Related To The Pool Usage Rate Were Reported
Workflow to perform when SIMs related to the pool usage rate were reported The following figure explains how to take action when 601xxx or 602xxx has occurred. Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 202 Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 203 Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 204: Workflow To Perform When Sims Related To The Capacity Ensured For Writing Were Reported
Workflow to perform when SIMs related to the capacity ensured for writing were reported The following figures explain how to take action when 604xxx, 605xxx, or 606xxx has occurred. Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 205 Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 206: Workflow For Fixing Errors When Sims Related To Cache Management Devices Are Reported
• VSP G1000, G1500, and VSP F1500: 4,096 For more information about SIM reference codes, contact customer support. (VSP G1000, G1500, and VSP F1500) You can view SIMs that occur in the storage system in an HDvM - SN window.
Page 207: Calculating The Number Of Remaining Cache Management Devices
Provisioning Guide for your storage system. Fix pool-related errors by referencing the following Service Information Messages (SIMs): Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 208 • The SIM is automatically completed. • You manually complete the SIM. (Optional) Use HDvM - SN to confirm that the SIM completed normally. Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 209: Completing Sims (Vsp G1000, G1500, And Vsp F1500)
SIMs. For more information about completing SIMs automatically and manually, see the System Administrator Guide. Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 210: Contacting Customer Support
HDS customer support staff is available 24 hours a day, seven days a week. If you need technical support, log on to Hitachi Data Systems Support Connect for contact information: https://support.hds.com/en_us/contact- us.html. Troubleshooting Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 211: A Cci Command Reference For Thin Image
Pair tasks using CCI or Device Manager - Storage Navigator □ CCI pair command results □ Troubleshooting with Command Control Interface □ CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 212: Pair Tasks Using Cci Or Device Manager - Storage Navigator
S-VOL to snapshot data wizard For more information about using the CCI, see the Command Control Interface Command Reference. CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 213: Cci Pair Command Results
Find the error code in the log displayed in the CCI window or the CCI operation log file. The CCI log file’s default location is /HORCM/log*/ CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 214: Command Control Interface Ssb2 Codes
9706 paircreate You cannot create the HTI pair because another HTI pair is using the snapshot ID you specified. CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 215 The command ended abnormally because you specified a blocked pairresync, volume as the HTI P-VOL. pairresync -restore CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 216 HTI S-VOL has the command device setting. 9742 paircreate You cannot create the HTI pair because you specified an external volume as the HTI S-VOL. CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 217 VOL as the HTI S-VOL. 975B All commands The command ended abnormally because you specified an SI S- VOL as the HTI S-VOL. CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 218 You are using the P-VOL of the HTI pair you want to restore as the P-VOL for another HTI pair, and you are storing the CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 219 ID (MU number) was used. 97B6 paircreate You cannot create the HTI pair because of one of the following reasons: CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 220 The command ended abnormally because you specified a snapshot deduplication system data volume as the S-VOL of a Thin Image pair. CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 221 -restore cascaded pair. FF59 paircreate The command ended abnormally because the specified P-VOL is used by a cascaded pair. CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 222: Notes On Using Thin Image Primary Volumes As Truecopy, Shadowimage, Or Universal Replicator Pair Volumes
After resolving these error conditions, make sure that all pairs in the consistency group are in "PAIR" status before running the raidcom modify CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 223: Notes On Storing Snapshot Data, And On Cloning Pairs
Thin Image pair. In addition, snapshot data for a consistency group including the latter pair is being acquired. CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 224 CCI command reference for Thin Image Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 225: B Thin Image Gui Windows And Wizards
Edit Local Replica Options wizard □ TI Pairs window □ Assign Secondary Volumes wizard □ Remove Secondary Volumes window □ Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 226: Replication Window
This section is the table at the top of the Replication window that shows summary information about replication. The following table lists the items in this section of the Replication window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 227 LDKC, CU and LDEV. Click the ID to open the LDEV Properties window, from which you can view the properties assigned to the selected LDEV. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 228: Local Replication Window
This section is the table at the top of the Local Replication window that shows summary information about local replication. The following image shows the summary section of the Local Replication window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 229 4 TB. Snapshot Estimated Manageable Capacity The HTI pair’s estimated manageable capacity, which is the estimated HTI pair capacity that Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 230 The following image shows this tab on the Local Replication window. The following table lists the items on this tab. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 231 Port ID: The port name of the P-VOL LDEV's LUN path. If the path is not defined, a blank is displayed. (VSP G1000, G1500, and VSP F1500) SI only. For SIz, a hyphen (-) is displayed. • Host Group Name / iSCSI Target Alias: The host group name and ID or iSCSI target alias and ID of the P-VOL LDEV's LUN path.
Page 232 Status: SI: COPY(SP)/COPY ○ SIz: SP-Pend/TRANS ○ • The volumes are paired. Status: SI: PAIR ○ SIz: DUPLEX ○ Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 233 Port ID: The port name of the S-VOL LDEV's LUN path. If the path is not defined, a blank is displayed. (VSP G1000, G1500, and VSP F1500) SI only. For SIz, a hyphen (-) is displayed. • Host Group Name / iSCSI Target Alias: The host group name and ID or iSCSI target alias and ID of the S-VOL LDEV's LUN path.
Page 234 Delete Pairs: Click to open the Delete Pairs window. • Export: Click to open the dialog from which you can download table information to a file. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 235 This tab shows only Thin Image pairs that have P-VOLs to which you are allocated. The following image shows this tab in the Local Replication window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 236 Deduplication and Compression: The deduplication function and the compression function are used. • Disabled: The capacity saving function is not used. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 237 For more information about how to add items to a table using this window, see the System Administrator Guide. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 238 (VSP G1000, G1500, and VSP F1500) Export button Click to open a dialog from which you can download table information to a file. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 239: View Pair Synchronization Rate Window
View Pair Synchronization Rate window This window includes the Pairs table. The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 240 For more information about HTI pair status, see Thin Image pair status definitions on page 160. Synchronization Rate (%) For SI Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 241 Virtual Storage Machine: The model type and serial number of the virtual storage machine to which the S-VOL belongs. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 242: View Pair Properties Window
Use this window to monitor pair properties and to confirm the status of a volume. The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 243 Volume for which encryption is disabled ○ External volume ○ Note: Data encryption is not ensured in an LDEV with Mixed encryption status. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 244 P-VOL's LDEV belongs, or a V-VOL is associated with a pool in which a pool volume has encryption disabled. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 245 S-VOL's LDEV belongs, or a V-VOL is associated with a pool in which a pool volume has encryption enabled. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 246 The speed at which the S-VOL is copied. A hyphen (-) is displayed. Mirror Unit The mirror unit number. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 247: History Window
Use this window to view Thin Image pair task history. The following image shows this window. Setting fields The following table lists the items on the History window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 248: Consistency Group Properties Window
Click to open a dialog from which you can download table information to a file. Consistency Group Properties window The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 249 Free: The consistency group is not being used and is not reserved. • (Changing...): The status is in the process of changing. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 250 LDEV Name: The S-VOL's LDEV name. • Emulation Type: (VSP G1000, G1500, and VSP F1500) The S-VOL’s emulation type. • Capacity: The S-VOL's capacity. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 251: Create Ti Pairs Wizard
Create TI Pairs window Use this window of the Create TI Pairs wizard to select LDEVs that are P- VOLs. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 252 LUN: Specify LUN, and then select an LDEV to create a pair. • LDEV: Select an LDEV to create a pair without specifying LUN. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 253 Create New: Enter the values of the snapshot group you want to create in Number of Snapshot Data per Primary Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 254 New Snapshot Group Indicates whether the snapshot group is new or existing. Values: • Yes: Newly created snapshot group. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 255 LDEV belongs, or a V-VOL is associated with a pool in which a pool volume has encryption enabled. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 256 CLPR: The LDEV's CLPR ID. Pool Name (ID) The pool name and identification number. Mirror Unit The mirror unit number. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 257 (-) is displayed. (VSP G1000, G1500, and VSP F1500) For DP-VOLs, the pool to which an LDEV belongs is an external volume or blocked. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 258: Assign Secondary Volumes Window
Use this window to select the LDEVs that are the S-VOL. This window is the second window of the Create TI Pairs wizard. The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 259 You can also click to configure a pair you have selected in the Available LDEVs table and a pair you have selected in the Selected Pairs table. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 260 (-) is displayed. For DP-VOLs, the pool to which an LDEV belongs is an external volume or blocked. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 261 The P-VOL information. Values: • LDEV ID: The P-VOL's LDEV identification number. • LDEV Name: The P-VOL's LDEV name. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 262 ID or iSCSI target alias and ID of the S-VOL LDEV's LUN path. • iSCSI Target Name: The S-VOL's iSCSI target name. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 263: Create Ti Pairs Confirmation Window
This window is the third and last window of the Create TI Pairs wizard. The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 264 – Volume for which encryption is enabled – Volume for which encryption is disabled – External volume Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 265 (-) is displayed. For DP-VOLs, the pool to which an LDEV belongs is an external volume or blocked. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 266 The LDEV's attribute. VSP Gx00 models and VSP Fx00 models only. Capacity The LDEV's capacity. CLPR The LDEV's CLPR ID. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 267: Select Pool Window
Select Pool window The following image shows the Select Pool window, which includes the Available Pools table. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 268 Mixed: A pool contains two or more of the following: Volume for which encryption is enabled ○ Volume for which encryption is disabled ○ External volume ○ Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 269: Split Pairs Wizard
Split Pairs window The following image shows this window, which is the first window of the Split Pairs wizard. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 270 Thin Image pair status definitions on page 160. Secondary Volume The S-VOL information for the pairs you have selected to split. Values: Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 271: Split Pairs Confirmation Window
The following image shows the Confirm window, which is the second and last window of the Split Pairs wizard. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 272 • Steady Split: The differential data is copied to the S-VOL and then the pair is split. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 273: Resync Pairs Wizard
Resync Pairs window The following image shows this window, which is the first window of the Resync Pairs wizard. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 274 Snapshot Date The date and time that you created the pair to store snapshot data. Secondary Volume The S-VOL information. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 275: Resync Pairs Confirmation Window
The following image shows the Confirm window, which is the second and last window of the Resync Pairs wizard. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 276 Reverse Copy (Secondary > Primary): A full restoration of P-VOL data from the S-VOL. The differential data is updated on the P-VOL. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 277: Delete Pairs Window
For more information about deleting pairs, see Deleting Thin Image pairs on page 146. The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 278 The date and time that you created the pair to store snapshot data. Secondary Volume The S-VOL information. Values: Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 279: Edit Local Replica Options Wizard
This window is the first window of the Edit Local Replica Options wizard. The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 280 The storage system type. Values: • Open: Select when you want to change system options that affect SI and HTI performance. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 281 (30): Inhibits the alert notification of SIM reference code 603000. Status Shows whether the system option is currently enabled or disabled. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 282 ShadowImage for Mainframe) (25): Accelerates resynchronization (secondary to primary) of ShadowImage for Mainframe pairs. The multiplicity (the number of jobs for which Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 283: Edit Local Replica Options Confirmation Window
This window is the second and last window of the Edit Local Replica Options wizard. The following image shows this window. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 284 Item Description System Option Options that can be changed. Status Shows whether the option is currently enabled or disabled. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 285: Ti Pairs Window
Disabled: Encryption is disabled for the parity group to ○ which the P-VOL's LDEV belongs, or the P-VOL is a V-VOL Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 286 ID or iSCSI target alias and ID of the S-VOL LDEV's LUN path. If the path is not defined, a blank is displayed. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 287 The pool's encryption information. • Enabled: A pool was created by the pool volume for which encryption is enabled. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 288: Assign Secondary Volumes Wizard
151 • Changing assignment of secondary volumes to Thin Image pair snapshot data on page 153 Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 289: Assign Secondary Volumes Window
Click to move an LDEV that you have selected in the Available LDEVs table to the Selected Pairs table. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 290 Status The pair status. For more information about pair status, see Thin Image pair status definitions on page 160. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 291 CLPR: The P-VOL's CLPR ID. • Capacity Saving: Information about the P-VOL's capacity saving function. Compression: The compression function is used. ○ Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 292 The topology ID consists of the LDEV ID of the root volume and the mirror unit number. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 293: Assign Secondary Volumes Confirmation Window
CLPR: The P-VOL's CLPR ID. • Capacity Saving: Information about the P-VOL's capacity saving function. Compression: The compression function is used. ○ Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 294 The topology ID consists of the LDEV ID of the root volume and the mirror unit number. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 295 The topology ID consists of the LDEV ID of the root volume and the mirror unit number. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 296: Remove Secondary Volumes Window
Status The pair status. For more information about pair status, see Thin Image pair status definitions on page 160. Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 297 Related tasks • Releasing assignment of secondary volumes from Thin Image pair snapshot data on page 152 Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 298 Thin Image GUI windows and wizards Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 299: Glossary
(PE) in vSphere. See also subsidiary logical unit (SLU). See administrative logical unit (ALU). blade A computer module, generally a single circuit board, used mostly in servers. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 300: Cascade Configuration
A ShadowImage pair in a cascade configuration. See also cascade configuration. Command Control Interface See consistency group (CTG). CLPR See cache logical partition (CLPR). Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 301: Command Device
Copy-on-write snapshots only store changed data blocks, therefore the amount of storage capacity required for each copy is substantially smaller than the source volume. See copy-on-write (COW). COW Snapshot Hitachi Copy-on-Write Snapshot Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 302: Data Consistency
A set of procedures to recover critical application data and processing after a disaster or other failure. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 303 For controller emulation, the mainframe host recognizes the control units (CUs) on the storage system as 2105 or 2107 controllers. The storage system operates the same as the storage system being emulated. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 304: External Volume
Hitachi Dynamic Tiering HORC ® Hitachi Open Remote Copy. Another name for Hitachi TrueCopy HORCM Hitachi Open Remote Copy Manager. Another name for Command Control Interface. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 305: Host Failover
A logical volume whose data resides on drives that are physically located within the storage system. See also external volume. JNLG See journal group (JNLG). Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 306: Journal Volume
L2 primary volume with up to two L2 secondary volumes. See also cascade configuration. logical block address LDEV See logical device. LDKC See logical disk controller (LDKC). Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 307: Local Copy
A logical unit can be an end user, a file, a disk drive, a port, a host group that is assigned to a port, an application, or virtual partitions (or volumes) of a RAID set. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 308 (RCUs). RCUs contain the secondary volumes of the remote replication pairs. See also remote control unit (RCU). main site See primary site. megabit Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 309 A layer-2 primary volume in a ShadowImage cascade configuration. The secondary volume of a layer-2 pair is called a leaf volume. See also cascade configuration. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 310: Pair Status
See RAID group. pool A set of volumes that are reserved for storing Hitachi Thin Image data or Dynamic Provisioning write data. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 311 (such as defining a path or creating a TrueCopy pair) before the formatting is completed. To execute quick formatting, the volumes must be in blocked status. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 312: Quorum Disk
The type of RAID implementation. RAID levels include RAID 0, RAID 1, RAID 2, RAID 3, RAID 4, RAID 5 and RAID 6. See remote control unit (RCU). Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 313: Remote Site
See secondary volume or source volume. When used for "secondary volume", "S-VOL" is only seen in the earlier version of the Device Manager - Storage Navigator GUI (still in use). serial number software Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 314 Messages generated by a RAID storage system when it detects an error or service requirement. SIMs are reported to hosts and displayed on Device Manager - Storage Navigator. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 315: Severity Level
Generally refers to the storage capacity of a memory module or cache. Not usually used for storage of data on disk or flash drives. See subsidiary logical unit. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 316 SSID is assigned to each group of 64 or 256 volumes to define one or four SSIDs per CU image. The user-specified SSIDs are assigned during storage system installation and must be unique to all connected host operating environments. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 317 See also source volume. Hitachi TrueCopy ® Hitachi TrueCopy ® for Mainframe target ID total capacity The aggregate amount of storage space in a data storage system. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 318 The mode of operation of Device Manager - Storage Navigator that allows viewing only of the storage system configuration. See also modify mode. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 319 This feature maintains data consistency at the secondary volume. Update records are sorted in the cache at the remote system to ensure proper write sequencing. Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 320 Glossary Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 321: Index
99 increasing consistency groups 20 pool capacity 173 requirements 74 installing 68 copy threshold option 41 COW 35 creating data pools 101 LDEVs 113 Index Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 322 104 rebalancing ShadowImage parity group usage 27 differences 96 rebalancing usage 27 shared memory performance requirements 69 copy threshold option 41 Index Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 323 19 thresholds data pool warning 181 troubleshooting 197 with CCI 213 uninstalling 68 V-VOLs deleting 191 how used 28 registering 107 releasing 28 Index Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 324 Index Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 325 Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series...
Page 326 Hitachi Data Systems Corporate Headquarters 2845 Lafayette Street Santa Clara, California 95050-2639 U.S.A. www.hds.com Regional Contact Information Americas +1 408 970 1000 info@hds.com Europe, Middle East, and Africa +44 (0) 1753 618000 info.emea@hds.com Asia Pacific +852 3189 7900 hds.marketing.apac@hds.com Contact Us www.hds.com/en-us/contact.html...

This manual is also suitable for:

Vsp g200 Vsp g1500 Vsp g600 Vsp f1500 Vsp g800 Vsp f400 ... Show all

Hitachi VSP G1000 User Manual

1 Overview of Thin Image

2 Thin Image System and Planning Requirements

3 Configuring Thin Image

4 Managing Thin Image Pairs

5 Monitoring and Maintaining Thin Image

6 Troubleshooting Thin Image

A CCI Command Reference for Thin Image

B Thin Image GUI Windows and Wizards

Quick Links

Troubleshooting

Related Manuals for Hitachi VSP G1000

Summary of Contents for Hitachi VSP G1000