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change sdparam
Function
The change sdparam command is used to modify some configurations of disks or LUNs, including the merging status, queue depth, and disk cache status.
Format
change sdparam device_type=? [ merge=? | qdepth=? | cache=? ]
Parameters
Parameter |
Description |
Value |
|---|---|---|
device_type=? |
Device model. |
The value can be LUN, SAS, SATA, SSD, or NearLine_SAS. |
merge=? |
Status of I/O merging. |
The value can be on or off, the details are as follows:
|
qdepth=? |
Queue depth of disks. |
The value is an integer ranging from 1 to 64. |
cache=? |
Status of disk write cache. |
The value can be on or off, the details are as follows:
|
Views
Developer view
Usage Guidelines
None
Example
Change the cache status of LUNs to on.
developer:/>change sdparam device_type=LUN cache=on
Command executed successfully
System Response
None
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