Troubleshooting Data Retention - HP XP7 User Manual

Problems
SIM code 624000 was issued.
Formatted pool capacity displayed in the
View Pool Management Status window does
not increase.
If you are unable to solve a problem using the above suggestions, or if you encounter a problem
not listed, please contact HP technical support.
If an error occurs during the operations, the error code and error message appear in the error
message dialog box. For more information about error messages, see the HP XP7 Remote Web
Console Messages.

Troubleshooting Data Retention

If an error occurs with Data Retention, the
The Error Detail dialog box displays error locations and error messages.
The Error Detail dialog box does not display Remote Web Console error messages. To find
information about Remote Web Console errors and solutions, see the HP XP7 Remote Web Console
User Guide.
208 Troubleshooting
Causes and Solutions
Causes:
The pools and THP V-VOLs configuration, of which the size is more
than the supported capacity, is created.
Solutions:
Remove pools that are not used.
Remove THP V-VOLs that are not used.
Remove Fast Snap pairs that are not used.
Shrink pools capacities.
Causes:
Another pool is being formatted.
The pool usage level reaches up to the threshold.
The pool is blocked.
I/O loads to the storage system are high.
The cache memory is blocked.
Pool-VOLs are blocked.
Pool-VOLs which are external volumes are blocked.
Solutions:
Confirm the display again after waiting for a while.
Add pool-VOLs to the pool to increase the free space in the pool.
For more information, see
Perform the operation to reclaim zero pages in order to release pages
in which zero data are stored. See
V-VOL" (page 153).
Confirm the display again after decreasing I/O loads of the storage
system.
Contact HP technical support to restore the cache memory.
Contact HP technical support to restore the pool-VOL.
If the blocked pool-VOL is an external volume, confirm following:
◦
Path blockage
◦
Status of the storage system
"Error Detail Dialog Box" (page 367)
"Increasing pool capacity" (page
"About releasing pages in a THP
dialog box appears.
146).