Releasing Ldevs From Cache - HPE XP7 User Manual

Performance for open and mainframe systems
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7.
Repeat steps (2)-(4) for each LDEV for which you want to release specific data from Cache
Residency cache. The Set is unavailable until you apply (or cancel) your requested
operations.
8.
Verify the Prestaging setting:
To enable prestaging, select Prestaging.
To disable prestaging, clear Prestaging.
9.
To start the operations, click Apply:
If Prestaging was selected, respond to the Yes/No confirmation. To continue with
prestaging, select Yes. To continue without it, select No.
To cancel the operation, click Cancel and click OK on the confirmation.
10. When the delete confirmation message appears, click OK to begin the deletion, or click
Cancel to cancel your request to delete data.
11. Monitor the Cache Residency window to make sure that the operations complete
successfully. The cache information area shows the progress of the requested operations.
When the data has been released, the verification window will appear.
Related topics
"Cache Residency window" (page 236)

Releasing LDEVs from cache

This procedure releases all data on one or more LDEVs from Cache Residency cache.
Prerequisites
Required role: Storage Administrator (System Resource Management)
You must enable the Remote Web Console secondary window. For details, see the XP7
Remote Web Console User Guide.
Procedure
1.
Open the Cache Residency window.
In Command View Advanced Edition:
1.
On the Resources tab, expand the Storage Systems tree, right-click the target storage
system, and then select Other Functions.
2.
In the displayed window, select Actions > Other Function > Cache Residency.
In Remote Web Console:
1.
Click Actions > Other Function> Cache Residency to open the Cache Residency
window.
2.
Click
3.
In the Cache Residency window, select the desired CLPR from the CLPR list.
4.
In the CU:LDEV tree, select the LDKC and the CU containing the desired LDEV, and then
select the desired LDEV.
The LDEV information table shows the information for the selected LDEV. The Release is
available if the selected LDEV has data that is stored in Cache Residency cache (indicated
by PRIO or BIND in the Mode column).
5.
If you do not want to release any other LDEVs from Cache Residency cache, make sure
that the Multi Set / Release box is not checked, click Release, and then click OK on the
to change to Modify mode.
Managing cache-resident data 151

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