Qlogic QLA2000F Betriebsanweisung Seite 65

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Identifying a storage array performance problem
65
Reporting on Your Datacenter
5. In the bottom pane, selects response time (ms).
6. Clicks the Graph Per Object ( ) button.
A graph appears in the right pane showing response time for the device Figure 40
on page 65.
Figure 40 Graph showing response time of device c2t0d2s2
The graph reveals that the device performance degraded at two peak periods (9
A.M. and 6 P.M.) that match the periods when the sales department claimed they
noticed the performance problem.
Identifying the storage array disks
The UNIX administrator now wants to identify the disks on the Symmetrix array to
which host l82ar156 is connected through device c2t0d2s2.
To complete this task, the UNIX administrator:
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