Promise Technology EX8654, EX8658, EX8650, EX4650 Option. Defaults to be all if -d is not specified

	Chapter 6: Management with the CLI
online	Forces a drive from an Offline to an Online state.
	Caution: Do this action only in extreme conditions. It
	causes data corruption in most cases.
offline	Forces a drive from an Onine to an Offline state.
clear	Clears a drive's condition.
-p <PD ID>	Specifies the physical drive ID.
-c <count>	Specifies number of drives when their ID numbers are
	sequential.
-t <condition type>	Specifies type of condition to clear. Requires the -a clear
	option.
pfa	Clears a PFA condition on the drive.
staleconfig	Clears a stale configuration on the drive.
-d <drive type>	Specifies type of settings to modify. Requires the -a mod
	option. Defaults to be all if -d is not specified.
sata	SATA related setting(s): writecache, rlacache, and
	cmdqueuing.
	The SATA settings apply to all SATA physical drives.
sas	SAS related setting(s): writecache, rlacache, readcache.
	The SAS settings apply to all SAS physical drives.
all	Apply to both SATA and SAS drives where is applicable.

-s "<option>=<value>" Specifies which settings to change.

alias=	User-specified name, only for configured physical drives.
	Up to 32 characters, containing alpha- numeric
	characters, blank spaces and underscores. Beginning
	and ending blank spaces are discarded.

The following global settings are for physical drives that support these features:

writecache=	Enables or disables write cache on the physical drive(s).
enable
disable
rlacache=	Enables or disables read look ahead cache on the
	physical drive(s).
enable
disable
cmdqueuing=	Enables or disables command queuing on the physical
	drive(s).
enable
disable

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