Hp XP Performance Advisor Software Bedienungsanleitung Seite 140

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Figure 66 Total Frontend I/O Rate First Top 8 Array Groups
NOTE:
IfI/Oshaveoccurredforlessthen8LDEVSinanarray,onlythoseLDEVswhichhaveI/Osassociated
will be displaye d in the chart.
Cache utilization reports
The c ache utilization reports allow you to view in a chart format, the utilization of cache in the array, the
amount of data in the cache that is waiting to be written to a disk, read hits as a percentage of total
read operations, the total number of transfers per second, the total number of transfers over 24-hours,
cache side le utilization for asynchronous CA.
A sample of each report is given below:
Cache Utilization report
The Cache Utilization report shows in a chart format, the cache utilization in an array. Cache Utilization
shows a sample Cache Utilization report for XP1024.
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Appendix
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