Example of non-optimized usage of a storage array target port
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When the number of I/O requests queued on a given storage array target port exceeds the number of requests that the port can handle, it results in non-optimized usage of the target port.
You can detect such non-optimized usage of a given target port in the output display of the storage array show
command.
Output example displaying errors on detecting non-optimized usage of a target port
The following example shows the error returned by the storage array show
command on detecting non-optimized usage of a given target port:
vgv3070f50ab::> storage array show -name HP_HSV450_2 Name: HP_HSV450_2 Prefix: Vendor: HP Model: HSV450 options: Serial Number: 50014380025d1500 Optimization Policy: iALUA Affinity: AAA Errors: Warning: HP_HSV450_2 Detected non optimized usage of a target port. WWPN: 2703750270235, average service time: 215ms, average latency: 30ms