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3 controller background tasks operation commands, 1 rebuild rate – Avago Technologies MegaRAID SAS 9240-4i User Manual

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LSI Corporation

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StorCLI Reference Manual

January 2013

Chapter 4: Working with the Storage Command Line Tool

Controller Commands

storcli /cx show all

This command shows all controller information, which includes basic controller information, bus information,
controller status, advanced software options, controller policies, controller defaults, controller capabilities, scheduled
tasks, miscellaneous properties, foreign configurations, drive groups, virtual drives, physical drives, enclosures, and
BBU information.

Input example:

storcli /c0 show all

storcli /cx show freespace

This command shows the usable free space in the controller.

Input example:

storcli /c0 show freespace

4.2.3

Controller Background Tasks Operation Commands

4.2.3.1

Rebuild Rate
storcli /cx set rebuildrate=

storcli /cx show rebuildrate

The detailed description for each command follows.

storcli /cx set rebuildrate=<value>

This command sets the rebuild task rate of the specified controller. The input value is in percentage.

Input example:

storcli /c0 set rebuildrate=30

storcli /cx show rebuildrate

This command shows the current rebuild task rate of the specified controller in percentage.

Input example:

storcli /c0 show rebuildrate

NOTE The PCI information displayed as a part of storcli /cx show and storcli /cx show all
commands is not applicable for the FreeBSD operating system. Hence, the PCI information fields are displayed
as N/A.

NOTE A high rebuild rate slows down I/O processing.