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Dell DX6000 User Manual

Dell dx object storage platform user’s guide
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Dell DX Object Storage
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User's Guide

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Summary of Contents for Dell DX6000

  • Page 1 Dell DX Object Storage Platform User’s Guide...
  • Page 2 Other trademarks and trade names may be used in this publication to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

  • Page 3: Table Of Contents

    Contents Introduction ......DX Object Storage Platform Overview . . . Network Topologies ....Local Cluster Configuration .
  • Page 4 Services Nodes ....Updating the Dell DX Object Storage Platform Software ...
  • Page 5 Creating a Local YUM Repository on the DX6000 System ..... . Installing Dell DX Compatibility Manager ..Installing Dell OpenManage Server Administrator .

  • Page 6: Contents

    Contents...

  • Page 7: Introduction

    Introduction The Dell DX Object Storage Platform provides a simple and cost effective pool of storage for less active or fixed content. The object storage platform allows you to: • Expand the capacity to meet rapidly changing needs without disrupting services.
  • Page 8 Table 1-1 lists the terms used in this document to refer to various components of the DX Object Storage Platform. Table 1-1. Terms Used in the Document Component Description DX Object Storage Cluster DX6a00S system and two or more DX6axyS systems DX Cluster Services Node, system...

  • Page 9: Dx Object Storage Platform Overview

    DX Object Storage Platform Overview Network Topologies The Dell DX Object Storage Platform network consists of one or more DX Storage Clusters connected by DX Content Router services. There are many possible network topologies depending on the storage network goals. All networks share the following features: •...

  • Page 10: Local Cluster Configuration

    Advanced Administration Guide at support.dell.com/manuals. Local Cluster Configuration A basic Dell DX Storage Cluster consists of at least one DX Cluster Services Node and at least two DX Storage Nodes, along with the necessary Ethernet infrastructure to connect them. See Figure 2-1.
  • Page 11 It is recommended that you configure the network topology to enable applications to communicate with the DX Storage Nodes on private and secure networks. This is the primary method to store and retrieve data from a local DX Storage Cluster. NOTE: If applications write to a cluster through an unsecure network, then to prevent malicious activity, it is recommended that you allow the application to...
  • Page 12 Figure 2-1. Local Cluster Configuration applications public network private network redundant connections DX CSN primary 4 Port LOM teamed interlink 2 Port LOM 2 Port LOM DX Storage DX Storage multi-cast Node Node DX Object Storage Platform Overview...
  • Page 13 Redundant DX Cluster Services Nodes The Dell DX Storage Cluster supports redundant DX Cluster Services Nodes. In a redundant model, the active DX Cluster Services Node is configured as the primary node and the redundant node is configured as the secondary node, see Figure 2-2.
  • Page 14 Figure 2-2. Redundant DX Cluster Services Nodes applications public network private network redundant connections DX CSN DX CSN secondary primary 4 Port LOM 4 Port LOM teamed interlink multi-cast 2 Port LOM 2 Port LOM DX Storage DX Storage Node Node DX Object Storage Platform Overview...

  • Page 15: Subcluster Configuration

    Subcluster Configuration A Dell DX Storage Cluster can be split into two or more subclusters. The subclusters are physically part of the same cluster but are recognized as logically separate entities by the DX Object Storage software that provides local area replication.
  • Page 16 Figure 2-3. Subcluster Configuration applications public network private network redundant connections DX CSN primary 4 Port LOM teamed interlink subcluster 2 subcluster 1 2 Port LOM 2 Port LOM 2 Port LOM DX Storage 2 Port LOM DX Storage Node Node DX Storage DX Storage...

  • Page 17: Remote Cluster Configuration

    Cluster data is passed directly between the two DX Cluster Services Nodes. It is not recommended to have direct communication between storage nodes in remote clusters. For more information about multiple cluster configurations, see the Content Router Setup and Configuration Guide at support.dell.com/manuals. DX Object Storage Platform Overview...
  • Page 18 Figure 2-4. Multiple Cluster Configuration applications public network private network WAN VPN redundant secure network connections primary primary DX CSN DX CSN 4 Port 4 Port 4 Port 4 Port teamed teamed interlink interlink 2 Port LOM 2 Port LOM 2 Port LOM 2 Port LOM DX Storage...

  • Page 19: Application Access To Dx Object Storage Platform

    DX Storage Nodes using one domain name. DNS automatically rotates addressing through the storage nodes. For more information, see the DX Object Storage Application Guide at support.dell.com/manuals. Communicating With a Remote Cluster Applications may communicate with a remote DX Storage Cluster during local-cluster disaster recovery.
  • Page 20 DX Object Storage Platform Overview...

  • Page 21: Setting Up The Dx Object Storage Platform

    Installing the Initial Cluster or Redundant Cluster Services Node The Dell DX Object Storage Platform consists of at least one DX Cluster Services Node and two DX Storage Nodes. Installation of the initial cluster or additional cluster services nodes require deployment services from Dell. For information about setting up the hardware, see the Getting Started Guide for your Dell DX6a00 system at support.dell.com/manuals, and the Dell...

  • Page 22: Adding Additional Dx Storage Nodes

    Adding Additional DX Storage Nodes Before setting up the DX Storage Node, locate the Getting Started Guide for your Dell DX6axyS system. Unpack and set up the DX platform hardware. To set up the DX Storage Node hardware: 1 Rack and cable the DX6axyS system...

  • Page 23: Cabling The Appliance

    To add additional network adapters: 1 Turn off the DX Storage Node. 2 Follow the steps to add a network adapter in the Dell DX6axyS system Hardware Owner's Manual. 3 Connect the Ethernet ports to the private network.

  • Page 24: Adding Network Adapters To Dx Cluster Services Nodes

    To add additional network adapters: 1 Turn off the DX Cluster Services Node. 2 Follow the steps in the Dell DX6a00 system Hardware Owner's Manual to add a network adapter. 3 Connect the Ethernet cable(s) for the external and internal network accordingly.

  • Page 25: Updating The Dell Dx Object Storage Platform Software

    It is recommended that you download the updates to ensure that the cluster runs optimally. See the Dell DX Object Storage Platform Interoperability Guide at support.dell.com/manuals to determine the minimum software versions supported.

  • Page 26: Checking Software Version Compatibility

    Checking Software Version Compatibility Dell DX Compatibility Manager is a utility that is installed on the DX Cluster Services Nodes. This utility collects and provides information about the current BIOS, firmware, drivers, and software versions in your cluster. Compatibility Manager compares these versions to a predetermined profile of a released version of DX Storage Platform components and identifies potential conflicts.

  • Page 27: Troubleshooting The Compatibility Manager

    Troubleshooting the Compatibility Manager If you experience problems with Compatibility Manager, verify that the latest version is installed. Compatibility Manager can be downloaded from support.dell.com. Run the following commands to determine the current version of: • The package name— #rpm -q -a|grep dellacm •...

  • Page 28: Updating The Dx Cluster Services Node Software

    Dell LifeCycle Controller User's Guide at support.dell.com/manuals. • Dell Management Console (DMC)—DMC is the next generation one-to- many systems management application with enhanced discovery, inventory, monitoring, and reporting features. It is a web-based graphical user interface (GUI), which is installed on a management station in a networked environment.

  • Page 29: Receiving System Software Update Notifications

    SNMP during the reboot process to prevent cluster churn. Receiving System Software Update Notifications Dell technical update subscriptions allow you to receive critical product alerts, updates to files, drivers and utilities for your system. To register for these notifications: 1 Go to support.dell.com/support/downloads.
  • Page 30 Updating the Dell DX Object Storage Platform Software...

  • Page 31: Disaster Recovery

    Disaster Recovery You can recover the Dell DX Cluster Services Node from a number of hardware or software failures. Depending on the type of failure, you must: • Recover the server disk • Reinstall the operating system • Reinstall the DX Cluster Services Node software •...
  • Page 32 1—"Recovering From Disk Failures" on page 33 2—"Reinstalling the Operating System" on page 34 3—"Reinstalling the DX Cluster Services Node Software" on page 37 4—"Installing Dell OpenManage Server Administrator" on page 40 5—"Installing Dell DX Compatibility Manager" on page 40 Disaster Recovery...

  • Page 33: Recovering From Disk Failures

    For more information, see Dell DX6a00 systems Hardware Owner's Manual at support.dell.com/manuals. After the hard drive is replaced, it is automatically assigned by the RAID controller and rebuilt into the disk group. After the disk group is rebuilt, the RAID 5 disk group continues to operate normally.

  • Page 34: Reinstalling The Operating System

    RAID disk groups and virtual disks. The BIOS Configuration Utility is independent of the operating system and is available during system startup. See the Dell PowerEdge RAID Controller (PERC) H700 and H800 User's Guide at support.dell.com/manuals for specific instructions on the BIOS Configuration Utility and virtual disk management.

  • Page 35: Recovering The Operating System

    Use the Unified Server Configurator - LifeCycle Controller Enabled (USC- LCE) utility on the DX6a00 system to recover the operating system. For specific instructions, see "Deploying the Operating System using the OS Deployment Wizard" in the Dell Unified Server Configurator - LifeCycle Enabled User Guide at support.dell.com/manuals. CAUTION: Reinstalling the operating system on existing disk drives erases all installed applications and data.
  • Page 36 5 Create a 10 GB restore partition of the file system type physical volume (LVM) within the sda and click OK. 6 Select /dev/sdb1 from the Device list and click Edit. 7 Select Format partition as ext3. 8 In the Mount Point field, enter /u01 and click OK. The /u01 mount point occupies the entire space of the sdb.

  • Page 37: Reinstalling The Dx Cluster Services Node Software

    7 To keep the mount path persistent across reboot, add the mount path to /etc/fstab. For example, run the following command: vi /etc/fstab Table 5-2 lists the options that must be selected to create a mount path. Table 5-2. Options to Create a Mount Path # device name Mount fs type options...

  • Page 38: Connecting The Dx Cluster Services Node To The Private And Public Networks

    NOTE: Do not turn on the storage nodes at this time. Creating a Local YUM Repository on the DX6000 System The DX Cluster Services Node software installation process is dependent on additional rpm packages that are not installed on the DX6a00 system by default.
  • Page 39 # mkdir /media/dvd # mount /dev/dvd /media/dvd NOTE: For more information on the compatible RHEL versions, see the Dell DX Object Storage Platform Interoperability Guide at support.dell.com/manuals. 3 Define the repository where your copy of rpm packages are stored. To define the repository, create a new file in /etc/yum.repos.d named rhel-...

  • Page 40: Installing Dell Dx Compatibility Manager

    Installing Dell DX Compatibility Manager The Dell DX Compatibility Manager is available as an rpm package. To install the DX Compatibility Manager: 1 Download the latest version of rpm package from support.dell.com. 2 Copy the rpm package to a directory on your system.

  • Page 41: Installing Dx Cluster Services Node Software

    This initiates installation of the DX Cluster Services Node software and its dependent packages. For more information, see the Cluster Services Node Installation and Configuration Guide at support.dell.com/manuals. 4 Eject the operating system media from the optical drive using the...

  • Page 42: Configuring The Dx Cluster Services Node Software

    Cluster Services Node Console. For more information about configuring the Cluster Services node, see the Cluster Services Node Installation and Configuration Guide at support.dell.com/manuals. Restoring the Cluster Configurations Previous cluster configuration files can be restored through the Cluster Services Node Console (Cluster Services TAB Backup and Restore).

  • Page 43: Additional References

    Additional References Software Documents Table 6-1. Software Documents Document Description Location Dell DX Object Storage Provides an overview of the support.dell.com/manuals Platform User's Guide DX Object Storage Platform and steps to upgrade and recover the platform. Cluster Services Node Provides information on support.dell.com/manuals...

  • Page 44: Hardware Documents

    Table 6-2. Hardware Documents Document Description Location Dell DX6000 Getting Helps you get started with support.dell.com/manuals Started With Your System the Dell DX6000 systems. Dell DX6000 Hardware Contains information support.dell.com/manuals Owner's Manual specific to your Dell hardware. Dell DX6012S Getting support.dell.com/manuals...
  • Page 45 (continued) Table 6-2. Hardware Documents Document Description Location Dell DX6012S Hardware Contains information support.dell.com/manuals Owner's Manual specific to your Dell hardware. Dell DX6004S Getting Contains information support.dell.com/manuals Started With Your System specific to your Dell hardware. Dell DX6004S Hardware Contains information support.dell.com/manuals...

  • Page 46: Systems Management Documents

    Systems Management Documents Table 6-3. Systems Management Documents Document Description Location Dell OpenManage Describes how to install Dell support.dell.com/manuals Software Installation and OpenManage Server Security User's Guide Administrator software. Dell OpenManage Server Describes how to use Dell support.dell.com/manuals Administrator User's...

This manual is also suitable for:

Dx6004sDx6012sDx object storage platform

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