HP XP Racks User Manual

Page 204

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Causes and Solutions

Problems

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 144)

).

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 152)

.

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 144)

.

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 152)

.

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
it 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 XP7 Remote Web Console User
Guide
.

See

“Troubleshooting provisioning while using RAID Manager” (page 207)

and identify the cause.

THP V-VOL capacity cannot be increased.

Solutions:

After refreshing the display, confirm whether the processing for
increasing THP V-VOL capacity meets conditions described in

“Requirements for increasing THP V-VOL capacity” (page 64)

.

Retry the operation after 10 minutes or so.

Ask HP Technical Support to solve the problem.

204 Troubleshooting

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