HP XP P9000 Performance Advisor Software - Manual (Page 407)

Figure 42 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 410 displays a sample
Read/Write Detail by hour of day report for a P9500 Disk Array.
HP StorageWorks P9000 Performance Advisor Software User Guide 407