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Frequent "PowerOn Reset" error reports on VMware vmkernel log

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Applies to

  • VMware
  • SAN Protocols (iSCSI & FC)
  • Atomic Test and Set (ATS) 

Issue

  • ESXi hosts report PowerOn Reset  Power-on Reset occurred on naa.xxxxx error frequently
  • For example, from the vmkernel.log, events similar to the following are seen:
2022-08-09T08:02:15.995Z cpu42:2098030)ScsiCore: 1823: Power-on Reset occurred on naa.600a09803xxxxxxxxxxxx
 
2022-08-09T08:02:16.008Z cpu33:2097270)ScsiDeviceIO: 4161: Cmd(0x45d90168c588) 0x28, CmdSN 0x1d1 from world 2097521 to dev "naa.600a09803xxxxxxxxxxxx" failed H:0x0 D:0x18 P:0x3
 
2022-08-09T08:02:16.008Z cpu33:2097270)ScsiDeviceIO: 2503: Completed command 0x28 with status H:0x0 D:0x18 P:0x3 after losing reservation on device naa.600a09803xxxxxxxxxxxx (world 2097521)

 

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