Chapter 6: Management with the CLI

 

 

 

decimal places. If not specified, all available capacity is

 

used for this logical drive.

Stripe=

Specifies logical drive stripe size. Options include 64KB,

 

128 KB, 256 KB, 512 KB, and 1024 KB. If not specified,

 

the default 64KB is used.

Sector=

Specifies logical drive sector size. Options include 512 B,

 

1 KB, 2 KB, and 4 KB. Sector size cannot exceed Stripe

 

size. Auto-adjusted not to exceed the maximum

 

supported sector size of the controller. See controller

 

information on page 194. If not specified, the default

 

512 B is used.

WritePolicy=

Specifies logical drive write policy.

writethru

Writes are not cached

writeback

Writes are cached

ReadPolicy=

Specifies logical drive read policy.

readahead

Reads extra data to help reduce read times of sequential

 

data.

readcache

Caches reads the data in case the same request is made

 

again.

nocache

No caching algorithm.

Axle=

A member element when creating a RAID10 or RAID50

 

or RAID60. RAID10 have 2 axles, RAID50 and RAID60

 

may have up to 16 axles with up to 16 drives per axle.

PreferredCtrlId=

Subsystems only. Specifies which controller the LD is

 

preferred for LUN affinity. Valid value is 1 or 2. If value is

 

not specified, LUN affinity is auto balanced.

-c <array count>

Specifies the number of arrays to give a summary of

 

when used with the -a list option. For example 'array -a

 

list -c3' will give a summary for the first 3 arrays on that

 

controller.

<Ld count>

Specifies the number of logical drives to be created with

 

the -a add option. With the -c option, all the logical drives

 

have same settings but only one -l option=value can be

 

specified.

-t <condition type>

Specifies the type of incomplete condition to accept. If not

 

specified, it will accept the current incomplete condition

 

by default.

missingdrive

The condition of missing drive in the array.

missingwatermark The condition of missing NVRAM watermark of the array. -v Verbose mode. Displays all array properties, requires -a list option.

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Promise Technology EX8654, EX8658, EX8650, EX4650 manual Decimal places. If not specified, all available capacity is