HP XP P9500 Storage User Manual

Page 163

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Causes and Solutions

Problems

Causes:

A pool cannot be deleted.

•

The pool usage is not 0.

•

External volumes are removed from the pool before you delete the
pool.

•

THP V-VOLs have not been deleted.

Solutions:

•

Confirm that the pool usage is 0 after the THP V-VOLs are deleted,
and then you can delete the pool.

•

Ask HP Technical Support to solve the problem.

Causes:

A failure occurs to the application for
monitoring the volumes installed in a host.

•

Free space of the pool is insufficient.

•

Something in the storage system is blocked.

Solutions:

•

Check the free space of the pool and increase the capacity of the
pool. See

“Increasing pool capacity” (page 123)

).

•

Perform the operation to reclaim zero pages in order to release pages
in which zero data are stored. See

“About releasing pages in a THP

V-VOL” (page 130)

.

•

Ask HP Technical Support to solve the problem.

Causes:

When the host computer tries to access the
port, error occurs and the host cannot access
the port.

•

Free space of the pool is insufficient.

•

Something in the storage system is blocked.

Solutions:

•

Check the free space of the pool and increase the capacity of the
pool. See

“Increasing pool capacity” (page 123)

.

•

Perform the operation to reclaim zero pages in order to release pages
in which zero data are stored. See

“About releasing pages in a THP

V-VOL” (page 130)

.

•

Ask HP Technical Support to solve the problem.

Causes:

When you are operating Remote Web
Console, a timeout occurs frequently.

•

The load on the Remote Web Console computer is too heavy, so that
the Remote Web Console computer cannot respond to the SVP.

•

The period of time until when time-out occurs is set too short.

Solutions:

•

Wait for a while, then try the operation again.

•

Verify the setting of the environment parameter of Remote Web
Console RMI time-out period. For information about how to set the
RMI time-out period, see the HP XP P9000 Remote Web Console
User Guide
.

Solutions:

THP V-VOL capacity cannot be increased.

•

After clicking File > Refresh All on the menu bar of the Remote Web
Console main window, confirm whether the processing for increasing
THP V-VOL capacity meets conditions described in

“Requirements

for increasing THP V-VOL capacity” (page 58)

.

•

Retry the operation after 10 minutes or so.

•

Ask HP Technical Support to solve the problem.

Troubleshooting Thin Provisioning Z 163

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