Reference Guide
Table Of Contents
- Dell EMC PowerEdge RAID Controller Command Line Interface Reference Guide
- Contents
- Overview
- Accessing the command prompt
- Working with the PERC Command Line Interface Tool
- System commands
- Controller commands
- Drive commands
- Virtual drives commands
- Add virtual drives commands
- Delete virtual drives commands
- Delete non-RAID disks
- Virtual drive show commands
- Preserved cache commands
- Change virtual drive properties commands
- Virtual drive initialization commands
- Virtual drive erase commands
- Virtual drive migration commands
- Virtual drive consistency check commands
- Background initialization commands
- Foreign configurations commands
- BIOS-related commands
- Drive group commands
- BBU commands
- Enclosure commands
- PHY commands
- Logging commands
- PERC CLI command examples
- Getting a complete list of CLI commands
- Checking controller availability
- Viewing controllers
- Viewing free space information
- Viewing disk1 information
- Viewing controller, virtual disk, and drivers information
- Checking for preserved cache
- Deleting preserved cache
- Viewing expansion information
- Viewing expansion size
- Viewing the foreign configuration
- Importing the foreign configuration
- Viewing BBU information
- Viewing physical drive details for the specified slot in the controller
- Viewing the boot drive for the controller
- Setting virtual drive as boot drive
- Locating a drive
- Stopping a locate operation
- Snapdump commands
- Getting help
- Documentation resources
Options:
Cached — I/Os are cached
Direct — I/Os are not cached
NOTE: Cache policy on PERC 10 and 11 controllers is set to Direct I/O by default. Cached I/O policy is not supported.
perccli /cx/vx set name=<NameString>
This command names a virtual drive. The name is restricted to 15 characters.
Options:
NameString — VD name
perccli /cx/vx set pdcache=<on|off|default>
This command sets the current disk cache policy on a virtual drive to on, off, or default setting.
Input example:
perccli /c0/v0 set pdcache=on
Options:
On — Enables pd caching
Off — Disables pd caching
Default —pd caching is set to default
perccli /cx/vx set pi=Off
This command disables the data protection of a virtual drive.
Input example:
perccli /cx/vx set pi=Off
Options:
Off — Disables data protection
perccli /cx/vx set rdcache=<ra|nora>
This command sets the read cache policy on a virtual drive to read ahead or no read ahead.
Input example:
perccli /c0/v0 set rdcache=nora
Options:
RA= Read ahead
NORA = No read ahead
perccli /cx/vx set wrcache=<WT|WB|FWB>
This command sets the write cache policy on a virtual drive to write back, write through, or always write back.
Input example:
perccli /c0/v0 set wrcache=wt
Options:
WT — Write through
WB — Write back
Working with the PERC Command Line Interface Tool
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