sys showlunlock
Function
The sys showlunlock command is used to view LUN locks.
Format
sys showlunlock [ lun id ]
Parameters
Parameter |
Description |
Value |
|---|---|---|
lun id |
LUN ID. |
The ID is displayed in the output of running the "show lun general" command. |
Views
Diagnostic view
Usage Guidelines
None
Example
View the LUN lock of LUN 0.
admin:/diagnose>sys showlunlock 1
CLM: show lunlock info, input 1 params
LUN ID: 1
lock id : type subtype pading(0) pading(1) pading(2) pading(3)
---- ------- --------- --------- --------- ---------
0x1 0x0 0x0 0x0 0x0 0x0
pading(4) pading(5) key
--------- --------- ---
0x0 0x0 0x1
lock proxy(node 0) info:
lock info : lock state recnt
---------- -----
0 1
lock right: hold right wait right award right
---------- ---------- -----------
0 0 0
lock qCnt : award wait block
----- ---- -----
0 0 0
grant Q lock request: Date Time arc right acq type proxy id sn
------------------- --------- ---------- -------- --
-- -- -- -- --
wait Q lock request : Date Time arc right acq type proxy id sn
------------------- --------- ---------- -------- --
-- -- -- -- --
block Q lock request: Date Time arc right acq type proxy id sn
------------------- --------- ---------- -------- --
-- -- -- -- --
lock master(node 0) info:
lock info : lock state recnt
---------- -----
2 1
lock right: hold right wait right award right
---------- ---------- -----------
2 0 0
lock qCnt : award wait block
----- ---- -----
0 0 0
grant Q lock request: Date Time arc right acq type proxy id sn
------------------- --------- ---------- -------- --
-- -- -- -- --
wait Q lock request : Date Time arc right acq type proxy id sn
------------------- --------- ---------- -------- --
-- -- -- -- --
block Q lock request: Date Time arc right acq type proxy id sn
------------------- --------- ---------- -------- --
-- -- -- -- --
System Response
The following table describes the parameter meanings.
Parameter |
Meaning |
|---|---|
type |
Lock type. |
subtype |
Lock sub-type. |
pading(0) |
Padding. |
key |
Unique identifier of a lock. |
lock info |
Lock information. |
lock state |
State of a lock's running state machine. |
recnt |
Count of references. |
lock right |
Lock permission information. |
hold right |
Obtained permission. |
wait right |
Permission waiting to be granted. |
award right |
Permission that has been granted. |
grant Q lock request |
Queue of successfully granted locks. |
wait Q lock request |
Queue of locks waiting to be granted. |
block Q lock request |
Queue of locks blocked to be granted. |
Date Time |
Request creation time. |
acq right |
Obtained permission in the lock request. |
acq type |
Request operation code. |
proxy id |
Created module ID or ID of the node requesting a lock. |
sn |
Created SN. |
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