292
5
Server B
lad
e S
etup
10
With all the RAID disk array configurations selected, specify RAID level, stripe
size, read policy, write policy, and disk array size.
Set each item to the following values.
Item
Content
Setting value **
RAID Level
RAID Level
[RAID 10]
Stripe Size
Stripe size
8 KB
/
16 KB
/
32 KB
/ [64 KB] /
128 KB / 256 KG /
512 KB / 1 MB
Access Policy
Access policy
[RW (reading and writing)] /
Read Only (reading only)
/
Blocked (access denied)
Read Policy
Read policy
[Normal (no advanced reading)] /
Ahead (always advanced reading)
/
Adaptive (advanced reading only in the event of
sequential access)
Write Policy *1
Write policy
[Write Through (write cache invalid)] /
Always Write Back (write-cache valid) /
Write Back with BBU (Write cache is valid only when
the battery is installed.)
IO Policy
Read-cache operation [Direct (reading from the cache at a cache hit)] /
Cached (always reading from the cache)
Drive Cache
Setting the hard disk
cache
[Disable (setting invalid)] /
Enable (setting valid)
/
No change (depending on the hard disk setting)
Disable BGI
Setting the background
initializing
No (background initializing valid)
/
[Yes (background initializing invalid)]
Select Size *2
Size of a disk array
Entering the maximum capacity value.
*1 In Write Policy,
Always Write Back
can be set only when the system equipment is
already connected to the UPS (uninterruptible power supply). Even in this case, set
Write Through
when the operating system is installed. Otherwise, installation may
not be properly completed. Change the setting after installing the OS referring to
Changing the write policy for disk arrays
. Do not use
Write Back with BBU
.
*2 Keep the existing maximum capacity value in
Select Size
.
When you configure a disk array to install an OS
and put a value larger than 2 TB, the OS can only
recognize up to 2 TB.
If you specify a larger disk array size than the
maximum capacity,
Unacceptable size
appears
on the screen and all the setting items are
initialized. You need to set all items again
including the correct size.
NOTICE
When enabling the write cache of the disk array, connect the system equipment
to a UPS. When you use the equipment without connecting to the UPS, data can
disappear and be corrupted.
Summary of Contents for Compute Blade 2000
Page 1: ...MK 99BDS2K001 16 Hitachi Compute Blade 2000 User s Guide ...
Page 42: ...xlii Precautions for Safe Use Rear View of A1 A2 Chassis ...
Page 43: ...xliii Precautions for Safe Use Rear View of A2 Chassis ...
Page 44: ...xliv Precautions for Safe Use Server Blade ...
Page 45: ...xlv Precautions for Safe Use I O Slot Expansion Unit ...
Page 46: ...xlvi Precautions for Safe Use I O Module ...
Page 47: ...xlvii Precautions for Safe Use AC Power Input Module ...
Page 51: ...li How to Use the Manuals This page is intentionally left blank ...
Page 61: ...10 1 Before Use ...
Page 64: ...13 2 How to Use the System Equipment Rear view of A1 chassis Rear view of A2 chassis ...
Page 93: ...42 2 How to Use the System Equipment ...
Page 123: ...72 3 Connecting the System Equipment and Powering On ...
Page 272: ...221 5 Server Blade Setup 3 Check Del and click Go The following screen appears 4 Click Yes ...
Page 345: ...294 5 Server Blade Setup 12 Click Next The following screen appears ...
Page 351: ...300 5 Server Blade Setup 3 Check Delete and click Go The following screen appears 4 Click Yes ...
Page 426: ...375 5 Server Blade Setup 3 Check Delete and click Go The following screen appears 4 Click Yes ...
Page 430: ...379 5 Server Blade Setup 3 Click Go Hotspare is set to the specified hard disk ...
Page 479: ...428 5 Server Blade Setup ...
Page 717: ...666 6 Management Module Settings Details of a physical partition ...
Page 722: ...671 6 Management Module Settings Server blade details view ...
Page 723: ...672 6 Management Module Settings ...
Page 732: ...681 6 Management Module Settings Management module details view ...
Page 745: ...694 6 Management Module Settings Optional Physical WWN list view ...
Page 748: ...697 6 Management Module Settings Optional Physical WWN initialization view ...
Page 751: ...700 6 Management Module Settings ...
Page 754: ...703 6 Management Module Settings Power status details view ...
Page 767: ...716 6 Management Module Settings ...
Page 768: ...717 6 Management Module Settings ...
Page 769: ...718 6 Management Module Settings ...
Page 814: ...763 6 Management Module Settings Power status trend view partition ...
Page 817: ...766 6 Management Module Settings Access log display view ...
Page 819: ...768 6 Management Module Settings WWN change log display view ...
Page 879: ...828 7 Configuring the LAN Switch Module Link aggregation adding editing screen ...
Page 899: ...848 8 Configuring the 10 Gb DCB Switch Module ...
Page 919: ...868 10 Configuring the Fibre Channel Switch Module ...
Page 1535: ...1484 12 Logical partitioning manager ...
Page 1877: ...1826 14 14 When You Need Help ...
Page 1925: ...16 Glossary ...