Release Notes

28 Analyzing Dell PS Series Storage with SAN Headquarters | TR1050
3.1.1.3 Disks
The Disk panel shows the individual IOPS for each disk, providing clues to the I/O profile. Under normal operations, the
expected I/O rate from each disk is displayed. Disks that are over the expected IOPS, have high latency and queue
depth reveal an over utilization. Table 2 shows that the expected IOPS for each disk in the NLSAS drives is
approximately 85 IOPS/disk. The table data below the graph below shows that the IOPS/disk have exceeded this rule of
thumb.
Figure 17 7.2K RPM Disks show over 430 IOPS for each disk