Releasing ldevs from cache residency cache – HP XP Array Manager Software User Manual

Page 42

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Figure 23 Confirmation Message for Deleting Data

Figure 24 Verifying Release Data Operations

Releasing LDEVs from Cache Residency Cache

Use this procedure when you want to release ALL data on one or more LDEVs from Cache Residency
cache.

Note: Deleting the data from many LDEVs during host I/O may cause the host I/O response time
to become slow. To avoid a slow response time, try to delete the data for only one LDEV at a time.

Use this procedure when you want to release ALL data on one or more LDEVs from Cache
Residency cache.

Deleting the data from many LDEVs during host I/O may cause the host I/O response time to
become slow. To avoid a slow response time, try to delete the data for only one LDEV at a
time.

To release all data on one or more LDEVs from Cache Residency cache:

1.

Select the desired CLPR from the CLPR drop-down list in the Cache Residency window.

2.

In the CU:LDEV tree in the Cache Residency window (upper left), select the LDKC and the CU
which contain the desired LDEV, and then select the desired LDEV.

The LDEV information table displays the information for the selected LDEV. The Release button
is enabled if the selected LDEV has data that is stored in Cache Residency cache (indicated
by Prio or Bind in the Mode column).

42

Performing Cache Residency Manager Operations

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