User manual

SuperTrak EX Series User Manual
196
list (Default) Lists current background activities.
mod Makes changes to one of the settings.
-s "<option>=<value>" Specifies which background activity settings to change.
autorebuild= Enable or disables auto-rebuild and auto-transition.
Auto-rebuild will rebuild an array when an unconfigured
drive is inserted into the slot of a dead drive.
Auto-transition will start transitioning on a used revertible
spare in the following condition:
1. When the rebuild has completed using the revertible
spare, and
2. When an unconfigured drive is inserted into the slot of
the dead drive which the was part of the array. or
When a non-revertible spare has been inserted or
created, and is applicable to the array.
This option affects all arrays on the subsystem.
enable
disable
mediapatrol= Verifies the media of the array and/or spares to find bad
blocks on physical disks before you use that block. This
feature is enabled and disabled on an array basis.
enable
disable
ReassignedBlock=Threshold value to trigger PDM, when re-assign map
exceeds the threshold value
1..512
ErrorBlock= Threshold value to trigger PDM, when number of medium
error on the PD exceeds the threshold value.
1..2048
<bg task>=<rate> Background task rates determine what percentage of the
IO load on the controller should be dedicated to the
background task. A lower number will mean the task
takes longer to complete, a higher number will cause the
task to complete faster, all other things being equal.
rebuildrate= Rebuild rate determines the rate at which rebuild will run.
(low=25, medium=50, high=75)
low
medium
high