HP StorageWorks P9000 Performance Advisor Software v5.3 User and Troubleshooting Guide (T1789-96322, August 2011)

Figure 39 Read/Write Ratio by hour of day
.
NOTE:
If there are no data points available for the dates selected, blank chart is displayed. If all the data
values are zero for the dates selected, a chart with a horizontal line along X axis is displayed in the
center of the chart.
Read/Write Detail report
The Read/Write Detail report displays in a chart format, the total I/Os separated into different I/O
types. This includes sequential reads and writes and random reads and writes, displayed as the
number of I/O operations per second. The graph provides more detail than the previous graphs about
the types of I/Os occurring on an XP disk array. “Read/Write Detail” on page 416 displays a sample
Read/Write Detail by hour of day report for the XP1024 Disk Array.
Figure 40 Read/Write Detail
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Sample reports416