HP StorageWorks P9000 Performance Advisor Software v5.4 User Guide (T1789-96328, April 2012)

Figure 41 Read/Write Ratio
.
For example, the data point of X on the graph indicates X% read activity and (100-X)% of write
activity.
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 Ratio by hour of day report
The Read/Write Ratio by hour of day report displays in a chart format, the ratio of read activity to
write activity, over a 24 hour period. It is for both sequential and random read, or write activity.
“Read/Write Ratio by hour of day” on page 407 displays a sample Read/Write Ratio by hour of day
report for a P9500 Disk Array.
Sample reports406