System Storage Configuration shows mixed-path HA with DISK REDUNDANCY FAILED alert

Last updated

Feb 21, 2025
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Views:: 113

Visibility:: Public

Votes:: 0

Category:: fas-systems

Specialty:: hw

Last Updated:: 2/21/2025, 3:25:02 PM

Applies to

ONTAP 9.13.1

Issue

Call home for DISK REDUNDANCY FAILED and single disk errors are seen in EMS.

Example:

Sat Jan 18 23:54:47 [node01: start_asup_collector_thread: shelf.config.tomixedha:notice]: System has transitioned to a mixture of single, multi-path or quad-path storage configurations.

Sat Jan 18 23:54:47 [node01: start_asup_collector_thread: callhome.dsk.redun.fault:error]: Call home for DISK REDUNDANCY FAILED

Sat Jan 18 23:54:49 [node01: pmcsas_timeout_0: sas.adapter.debug:info]: params: {'adapterName': '0a', 'debug_string': 'Device 0b.22.1 invalidated.'}

Sat Jan 18 23:54:49 [node01: pmcsas_timeout_0: sas.adapter.debug:info]: params: {'adapterName': '0a', 'debug_string': 'Invalidating device 0b.22.1. '}

Sat Jan 18 23:54:49 [node01: pmcsas_asyncd_0: sas.adapter.debug:info]: params: {'adapterName': '0a', 'debug_string': 'Device 0a.22.1 came back.'}

Sat Jan 18 23:54:50 [node01: svc_queue_thread: shelf.config.toqpha:notice]: System has transitioned to a quad-path storage configuration.

Sat Jan 18 23:54:50 [node01: scsi_cmdblk_strthr_admin: scsi.cmd.notReadyCondition:notice]: Disk device 0d.22.1: Device returns not yet ready: CDB 0x28:00000008:0008: Sense Data SCSI:not ready - Drive spinning up (0x2 - 0x4 0x1 0x2)(3).

Sat Jan 18 23:54:50 [node01: scsi_cmdblk_strthr_admin: scsi.cmd.notReadyCondition:notice]: Disk device 0d.22.1: Device returns not yet ready: CDB 0x28:00000008:0008: Sense Data SCSI:not ready - Drive spinning up (0x2 - 0x4 0x1 0x2)(202).

System Storage Configuration shows mixed-path HA in sysconfig -a:

System Storage Configuration: Mixed-Path HA

Storage configuration is automatically recovered to quad-path after a while.