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Cache navigation path, Cache – HP XP Performance Advisor Software User Manual

Page 241

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under

For the XP disk arrays and For the XP7 disk arrays columns indicate whether the

particular

default metric is applicable for that XP or P9500/XP7 disk array.

For P9500/XP7 disk arrays

For XP disk arrays

Most used default metric
category

Front-end category

Yes

Yes

Frontend IO Metrics

Front-end

Yes

Yes

Frontend IO Metrics

Port

No

Yes

Utilization Metrics

MP

No

Yes

Utilization Metrics

CHA

IMPORTANT:

At

the Front-end main category level, the Maximum Port IO/s – Frontend and the Maximum

Port

MB/s – Frontend metrics provide the respective maximum I/Os and MB/s of data

throughput

of all the ports in the selected XP/XP7 disk array. These values are the

maximum

of the last collection interval. For example, if the port I/O collection interval is set

to

two minutes, the Maximum Port IO will be calculated as the maximum value over the two

minute

collection interval.

When you plot the performance data points for a port ID, the associated port type is also
displayed in the legend for the selected port ID (example: (53046, CL2A (Fibre (Target)),
Total).

Related Topics

“Cache navigation path” (page 241)

“MP Blades navigation path” (page 243)

“Back-end navigation path” (page 244)

“Pools navigation path” (page 247)

“Snapshot Pool navigation path” (page 251)

“Replication Volumes navigation path” (page 253)

“LUSE navigation path” (page 255)

“Host Groups navigation path” (page 257)

“Ext-RG(s) navigation path” (page 261)

“Drive types navigation path” (page 262)

“Custom groups navigation path” (page 265)

Cache navigation path

The

Cache main category comprises of individual CLPR partitions for the selected XP or XP7 disk

array

(Cache > Individual CLPRs). The following image is an example for an XP disk array and

shows

the CLPRs under the XP disk array Cache.

Plotting charts

241