HP 3PAR StoreServ 7200 2-node HP 3PAR System Reporter 3.1.0 Software User& - Page 186

Changing an Adaptive Optimization Configuration, Adaptive Optimization Reports

Page 186 highlights

9. Choose whether the configuration is to be currently active (true/false). This switch allows you to turn the optimization off and on as required. 10. When done, click Submit Query. An alert window appears confirming that Adaptive Optimization configuration has been added. 11. Click OK to return to the Sampling Policies window. Changing an Adaptive Optimization Configuration To change an Adaptive Optimization configuration: 1. From the Adaptive Optimization Configuration window, click Change next to the configuration that you want to change. The Change Adaptive Optimization Configuration window appears. 2. Make the necessary changes. 3. When done, click Submit Query. An alert window appears confirming that the Adaptive Optimization has been changed. 4. Click OK to return to the Sampling Policies window. Removing an Adaptive Optimization Configuration To remove an Adaptive Optimization configuration: 1. From the Adaptive Optimization Configuration window, click Remove Adaptive Optimization. The Remove Adaptive Optimization Configuration window appears. 2. Choose the configuration to remove from the pull-down menu based on tiers that are defined. 3. When done, click Submit Query. An alert window appears confirming that the Adaptive Optimization has been removed. 4. Click OK to return to the Sampling Policies window. NOTE: When removing a CPG (tier) associated with an Adaptive Optimization configuration, the VV data remains on that tier. If you want to remove a tier, you should first make sure that there is no VV data on the tier. To do so, set the space limit for that tier to 0. Adaptive Optimization will, over time (it may require multiple iterations), move the data to the other tiers. Once that CPG has no used space, you can then safely remove or change that CPG. Adaptive Optimization Reports System Reporter provides three types of Adaptive Optimization reports as follows: • Region IO Density -- Show the I/O access rate and distribution of data for each tier. • VV Tiers -- Shows the distribution of space in each VV among the tiers in absolute terms and also as a percentage. • Space Moved -- Shows the space moved over a selected time interval. You can access these reports through the System Reporter Main Menu by clicking on the Custom Reports tab and then selecting the Adaptive Optimization report. NOTE: See "Adaptive Optimization Reports" (page 112) for details on interpreting an Adaptive Optimization report. Region IO Density Report The Region IO Density report for an Adaptive Optimization configuration, shows three charts. The first two charts (Figure 61 (page 187) and Figure 62 (page 187)) show histograms with the X-axis (category) illustrating the IO access rate. 186 Using Adaptive Optimization

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9.
Choose whether the configuration is to be currently active (true/false). This switch allows you
to turn the optimization off and on as required.
10. When done, click
Submit Query
. An alert window appears confirming that Adaptive
Optimization configuration has been added.
11.
Click
OK
to return to the
Sampling Policies
window.
Changing an Adaptive Optimization Configuration
To change an Adaptive Optimization configuration:
1.
From the Adaptive Optimization Configuration window, click
Change
next to the configuration
that you want to change.
The
Change Adaptive Optimization Configuration
window appears.
2.
Make the necessary changes.
3.
When done, click
Submit Query
. An alert window appears confirming that the Adaptive
Optimization has been changed.
4.
Click
OK
to return to the
Sampling Policies
window.
Removing an Adaptive Optimization Configuration
To remove an Adaptive Optimization configuration:
1.
From the Adaptive Optimization Configuration window, click
Remove Adaptive Optimization
.
The
Remove Adaptive Optimization Configuration
window appears.
2.
Choose the configuration to remove from the pull-down menu based on tiers that are defined.
3.
When done, click
Submit Query
. An alert window appears confirming that the Adaptive
Optimization has been removed.
4.
Click
OK
to return to the
Sampling Policies
window.
NOTE:
When removing a CPG (tier) associated with an Adaptive Optimization configuration,
the VV data remains on that tier. If you want to remove a tier, you should first make sure that
there is no VV data on the tier. To do so, set the space limit for that tier to 0. Adaptive
Optimization will, over time (it may require multiple iterations), move the data to the other
tiers. Once that CPG has no used space, you can then safely remove or change that CPG.
Adaptive Optimization Reports
System Reporter provides three types of Adaptive Optimization reports as follows:
Region IO Density
-- Show the I/O access rate and distribution of data for each tier.
VV Tiers
-- Shows the distribution of space in each VV among the tiers in absolute terms and
also as a percentage.
Space Moved
-- Shows the space moved over a selected time interval.
You can access these reports through the System Reporter Main Menu by clicking on the Custom
Reports tab and then selecting the Adaptive Optimization report.
NOTE:
See
“Adaptive Optimization Reports” (page 112)
for details on interpreting an Adaptive
Optimization report.
Region IO Density Report
The Region IO Density report for an Adaptive Optimization configuration, shows three charts. The
first two charts (
Figure 61 (page 187)
and
Figure 62 (page 187)
) show histograms with the X-axis
(category) illustrating the IO access rate.
186
Using Adaptive Optimization