beautypg.com

Raid commands, Raid:create, Raid:delete – Dell Acceleration Appliances for Databases User Manual

Page 86

background image

RAID COMMANDS

The RAID commands enable you to create, delete, list, get information about, and update RAID
arrays. Multiple block devices are input to create a RAID 0 or a RAID 1.

If you need to create a RAID 10 configuration, use the

reliable_performance

argument

with the

profile:create

command.

You can use

--display-flavor detailed

to show more information about the RAID

table.

raid:create

Creates a RAID array with a unique ID.

Syntax

raid:create [options] raidtype drives

Options

–-repair

Indicates repair, after servicing.

–-chunksize

or

–c

<integer>

Chunk size in KB; the default is 8KB.

–-spare

or

-s

<list> Add one or more spare drives, listed by ioMemory module.

--cluster

Issue this command to all nodes in the cluster.

(See

help –-all

for details on all other options.)

Arguments

raidtype

RAID type:

raid0

,

raid1

, or

raid5

drive(s)

Drives to create the RAID from

Example

This creates a RAID 1 array, with a chunk size of 16, from the four ioMemory modules specified.

> raid:create --chunksize 16 xtra raid1 fioa fiob

raid:delete

Deletes a RAID.

Syntax

raid:delete [options] id(s)

86