Technical white paper
HP P2000 G3 MSA
Best practices
Table of contents
About this document ............................................................................................................................................................ 3
Intended audience ................................................................................................................................................................. 3
Prerequisites .......................................................................................................................................................................... 3
Related documentation ........................................................................................................................................................ 3
The P2000 G3 MSA ............................................................................................................................................................... 3
Topics covered ................................................................................................................................................................... 3
What's new in the P2000 G3 MSA ................................................................................................................................... 4
Hardware overview ........................................................................................................................................................... 4
Unified LUN Presentation ................................................................................................................................................. 5
Choosing DAS or SAN attach ............................................................................................................................................ 8
Dealing with controller failovers ..................................................................................................................................... 8
Virtual disks ..................................................................................................................................................................... 11
Vdisk Expansion ............................................................................................................................................................. 14
Vdisk Expansion Recommendations ........................................................................................................................... 15
Volume mapping ............................................................................................................................................................ 16
RAID levels ...................................................................................................................................................................... 16
Cache configuration ....................................................................................................................................................... 17
Fastest throughput optimization ................................................................................................................................. 21
Boot from storage considerations ............................................................................................................................... 21
Cascading Array Enclosures .......................................................................................................................................... 23
MSA70 considerations ................................................................................................................................................... 24
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