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Chapter 6: Management with the CLI

209

logdrv

Usage

logdrv [-a <action>] [-l <LdId>] [-c <Ld count>] [-v]

logdrv -a locate -l <LdID>

logdrv -a mod -l <LdId> -s "<list of ld settings>"

Summary

The logdrv command displays information about the logical drives and changes

logical drive settings.

To create a logical drive, see the array command on page 190.

Options

-a <action> Specifies the action to perform.

list (Default) Displays a summary of one or more logical

drives.

mod Changes logical drive settings.

locate Locates a logical drive within the enclosure by flashing

drive carrier LEDs.

-l [<LD ID>] Logical drive ID.

-c [<LD count>] Logical drive count. Requires the -a list option.

-s ["<option>=<value>"]Specifies the logical drive settings to change.

alias= A user-specified name for the logical drive.

Up to 32 characters, containing alpha-numeric

characters, blank spaces and underscores. Beginning

and ending blank spaces are discarded.

WritePolicy= Specifies logical drive write policy.

writethru Writes are not cached.

writeback Writes are cached. Note: Cannot be set if ReadPolicy is

set to “nocache.”

ReadPolicy= Specifies logical drive read policy.

readahead Reads extra data to help reduce read times of sequential

data.

readcache Caches reads in the case the same request is made

again.

nocache No caching algorithm.

PreferredCtrlId= Specifies which controller the LD is prefers for LUN

affinity. Valid value is 1 or 2.

-v Verbose mode. Used with -a list.

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Promise Technology SuperTrack EX8658 Manual do Utilizador Página 223