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devlun showwritealloclist
Function
The devlun showwritealloclist command is used to view the REQ information in the capacityon-
write linked list of all LUNs or a specific LUN.
Parameters
Parameter |
Description |
Value |
|---|---|---|
| lunid | LUN ID. | The value ranges from 0 to n minus one. n indicates the maximum number of LUNs. |
| num | Information about num LUNs after a LUN ID. | LUN ID plus num is less than n minus one, where n indicates the maximum number of LUNs supported by a product. |
Example
-
View the counts of REQs in the capacity-on-write linked list of all LUNs.
admin:/diagnose>devlun showwritealloclist lunid count ----- ----- 0 0 1 0 2 2
-
View the counts of REQs in the capacity-on-write linked list of num LUNs after a LUN ID.
admin:/diagnose>devlun showwritealloclist 0 2 lunid count ----- ----- 0 0 1 0
-
View the count of REQs in the capacity-on-write linked list of a LUN.
admin:/diagnose>devlun showwritealloclist 0 Req info in write alloc list: lunid index opcode LBA length ctrl id ----- ----- ------ --- ------ -------
System Response
The following table describes the parameter meanings.
Parameter |
Meaning |
|---|---|
| lunId | LUN ID. |
| count | Count of REQs in the capacity-on-write linked list of the LUN. |
| index | Count of REQs in the capacity-on-write linked list of the LUN. |
| opcode | I/O operation code. |
| LBA | Start address of REQ access. |
| length | Address length of REQ access. |
| ctrl id | ID of the controller for I/O sending. |
