extent showiomdstobjinfo
Function
Parameters
Parameter |
Description |
Value |
---|---|---|
userpoolId | User pool ID. | The value ranges from 0 to n minus one. n indicates the maximum number of storage pools. |
num | Information about num user pools after a user pool ID. | User pool ID plus num is less than n minus one, where n indicates the maximum number of storage pools supported by a product. |
Example
Obtain information about nodes in user pool 0.
admin:/diagnose>extent showiomdstobjinfo 0 All dst object information: Large rbnode num : 4194304 Small rbnode num : 2097152 Base rbnode num : 8388608 Dst object 0 information: Allocated extent num : 1000 Resource ratio : 50 Preserved node num Allocated node num Free node num ------------------ ------------------ ------------- Base 4194304 0 4194304 Level 2 2097152 0 2097152 Level 1 1048576 0 1048576 Level 0 1048576 0 1048576 Destage 2048 0 2048
System Response
The following table describes the parameter meanings.
Parameter |
Meaning |
---|---|
All dst object information | Information about red and black tree nodes monitored in all storage pools. |
Large rbnode num | Number of Level 2 red and black tree nodes. |
Small rbnode num | Number of Level 1 red and black tree nodes. |
Base rbnode num | Number of base red and black tree nodes. |
Dst object information | Information about red and black tree nodes monitored in a specified storage pool. |
Allocated extent num | Number of allocated extents. |
Resource ratio | Ratio of red tree node resources to black red tree node resources. |
Preserved node num | Number of reserved nodes. |
Allocated node num | Number of allocated nodes. |
Free node num | Number of free nodes. |
Base | Base red and black tree nodes. |
Level 2 | Level 2 red and black tree nodes. |
Level 1 | Level 1 red and black tree nodes. |
Level 0 | Level 0 red and black tree nodes. |
Destage | Node on the obsoleting tree. |