Lenovo ThinkServer RD650, Руководство пользователя

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LSI Corporation
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12Gb/s MegaRAID SAS Software User Guide

March 2014
Chapter 6: StorCLI
Frequently Used Tasks
— e
specifies the enclosure id.
— s
represents the slot in the enclosure.
— e : s - ex
is the range conventions used to represents slots s to x in the enclosure e.

The physical drives per array. The physical drives per array can be set to a particular value.

The
SED
option creates security-enabled drives.

The
PDcache
option can be set to
on
or
off
.

The
pi
option enables protection information.

The Dimmer Switch is the power save policy. It can be set to default or
automatic *
,
none
,
maximum(max)
,
or
MaximumWithoutCaching(maxnocache)
.

The
wt
option disables write back.

The
nora
option disables read ahead.

The
cached
option enables the cached memory.

The
strip
option sets the strip size. It can take the values
8
,
16
,
32
,
64
,
128
,
256
,
512
,
1024
.

The
AfterVdX
option creates the virtual drives in the adjacent free slot next to the specified virtual drives.
NOTE The * indicates default values used in the creation of the virtual drives.
If values are not specified, the default values are taken.
Example:
/c x add vd type=r1 drives=0:10-15 WB Direct strip=64
This command creates a RAID volume of RAID 1 type from drives in slots 10 to slot 15 in enclosure 0. The strip size
is 64kb.
6.7.6 Setting the Cache Policy in a Virtual Drive
The following command sets the write cache policy of the virtual drive:
Storcli /c x /v( x |all) set wrcache=wt|wb|awb
The command sets the write cache to write back, write through, or always write back.
6.7.7 Showing Virtual Drive Information
The following command shows the virtual drive information for all the virtual drives in the controller:
storcli /c x show [all]
6.7.8 Deleting Virtual Drives
The following command deletes virtual drives:
storcli /c x /v( x |all) del [cc|cachecade]
The following inputs are required when deleting a virtual drive:

The controller on which the virtual drive or virtual drives is present.

The virtual drives that must be deleted; or you can delete all the virtual drives on the controller using the
vall
option.

The
cc
or
cachecade
option to confirm that the deleted drive is a CacheCade drive.
6.7.9 Flashing Controller Firmware
The following command is used to flash the controller firmware.