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Disk Redundancy Failure Due to IOM Firmware Issue

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aff-series
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hw
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Applies to

  • AFF-C400
  • ONTAP 9
  • NSM100 0231

Issue

  • The system reported a disk redundancy failure with the following EMS log message:

callhome.dsk.redun.fault: Call home for DISK REDUNDANCY FAILED

  • Upon inspection, it was found that both nodes could only see one path to shelf 0 bay 0 disk, resulting in a Mixed-Path HA configuration.

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