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FusionServer Pro E9000 Server iBMC (V250 to V259) User Guide 19

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Adding a Logical Drive (addld)

Adding a Logical Drive (addld)

Function

The addld command is used to add a logical drive to a disk array.

Format

ipmcset -t storage -d addld -v <control_id> -array <arrayid> [-name <ldname>] [-size <capative>{m|g|t} ] [-ss <stripesize>] [-rp <rpvalue>] [-wp <wpvalue>] [-iop <iopvalue>] [-ap <apvalue>] [-dcp <dcpvalue>] [-init <initmode>]

Parameters

Parameter

Description

Value

control_id

Specifies the ID of the RAID controller.

0 to 255

arrayid

Specifies the ID of the disk array to be added with the logical drive.

0 to 255

ldname

Specifies the name of the logical drive to be added.

The parameter value cannot exceed 15 characters.

capative

Specifies the capacity of the logical drive to be added.

The unit of the logical drive capacity can be:
  • m: MB
  • g: GB
  • t: TB
NOTE:

If this parameter is not set, the system sets the logical drive capacity based on the maximum capacity provided by the disk array.

stripesize

Specifies the stripe size (in bytes) of the logical drive.

The stripe size can be:
  • 64K
  • 128K
  • 256K
  • 512K
  • 1M

The default value is 256K.

rpvalue

Specifies the read policy of the logical drive.

  • ra: sets the read policy of the logical drives to Read Ahead.
  • nra: sets the read policy of the logical drives to No Read Ahead.

The default value is ra.

wpvalue

Specifies the write policy of the logical drive.

  • wt: sets the write policy of the logical drives to Write Through.
  • wb: sets the write policy of the logical drives to Write Back.
  • wbwithbbu: sets the write policy of the logical drives to Write Back with BBU.

The default value is wbwithbbu.

iopvalue

Specifies the IO policy of the logical drive.

  • cio: sets the I/O policy of the logical drives to Cached IO.
  • dio: sets the I/O policy of the logical drives to Direct IO.

The default value is dio.

apvalue

Specifies the access policy of the logical drive.

  • rw: sets the access policy of the logical drives to read/write.
  • ro: sets the access policy of the logical drives to read-only.
  • blocked: sets the access policy of the logical drives to blocked.

The default value is rw.

dcpvalue

Specifies the cache policy of the logical drive.

  • enabled: enables cache for logical drives.
  • disabled: disables cache for logical drives.
  • default: uses the default policy, which is determined by the cache policy of the member drives.

The default value is enabled.

initmode

Specifies the initialization mode of the logical drive.

  • no: no initialization.
  • quick: performs a quick initialization.
  • full: performs a full initialization.

The default value is no.

Usage Guidelines

This command can be used only when either of the following conditions is met:
  • The RAID controller card supports iBMC out-of-band management. You can refer to the Technical Specifications section in the RAID controller card user guide to determine whether the RAID card supports the iBMC out-of-band management.
  • The iBMA 2.0 has started on the OS.

Example

# Add a logical drive to disk array 1 of RAID controller 0.

iBMC:/-> ipmcset -t storage -d addld -v 0 -array 1 -name example -size 500g -ss 256k -rp ra -wp wb -ap rw -iop cio -dcp enabled -init quick 
WARNING: The operation may have many adverse effects.
Do you want to continue?[Y/N]:y
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Updated: 2019-08-01

Document ID: EDOC1000157052

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