Skip to main content
NetApp Knowledge Base

What caused the plex to fail and how was the disk replaced?

Views:
256
Visibility:
Public
Votes:
1
Category:
cloud-volumes-ontap-cvo
Specialty:
cloud
Last Updated:

Applies to

  • Cloud Volumes ONTAP (CVO)
  • Google Cloud Platform (GCP)
  • Disk failure

Answer

The disk failed due to GCP outage.
 
It was later unfailed and reassimilated by the CVO cluster.

Additional Information

Issue signature:
 

8/11/2022 19:00:03 node-01 ERROR raid.config.check.failedPlex: Plex /aggr1/plex1 has failed.
8/11/2022 19:00:02 node-02 ERROR diskown.errorDuringIO: error 3 (disk failed) on disk 0b.26 (S/N disk1) while reading entire disk ownership area
8/11/2022 18:56:03 node-01 ERROR monitor.globalStatus.nonCritical: One or more mirrored aggregates are degraded. Disk on adapter 0d unknown shelf and slot failed.
8/11/2022 18:55:13 node-01 ERROR callhome.fdsk.fault: Call home for FILESYSTEM DISK FAILED Shelf -, Bay -, Model [PHA-DISK        ], S/N [vg1npcvo-vm2datadisk1]
8/11/2022 18:55:13 node-01 ALERT callhome.syncm.plex: Call home for SYNCMIRROR PLEX FAILED
8/11/2022 18:55:13 node-01 ALERT raid.vol.mirror.degraded: Aggregate aggr1 is mirrored and one plex has failed. It is no longer protected by mirroring.
8/11/2022 18:55:13 node-01 ERROR raid.config.filesystem.disk.failed: File system Disk /aggr1/plex1/rg0/0d.30 S/N [disk1] UID [disk1] failed.
8/11/2022 18:55:13 node-01 ERROR disk.senseInfoNotValid: Disk 0d.30: sense data information field is not valid.
8/11/2022 18:55:13 node-01 ERROR scsi.cmd.checkCondition: Disk device 0d.30L0: Check Condition: CDB 0x28:77d17f00:0008: Sense Data SCSI:medium error - Unrecovered read err
 
Example of log entry:
 
Disk 0d.30 S/N [disk1] UID [disk1] was unfailed, and is now being reassimilated
NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.