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How to troubleshoot a raid volfsm, fatal multi-disk error panic

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Applies to

  • ONTAP 9
  • ONTAP Select
  • AFF System
  • ASA System
  • FAS System
  • Panic String: aggr aggr1: raid volfsm, fatal multi-disk error.

Description

A node panic containing the string “raid volfsm, fatal multi-disk error” indicates that an aggregate has failed due to losing more drives than can be handled by the raid level protection in use:

RAID Type Survivable drive failures
raid0 0
raid4 1
raid_dp 2
raid_tec 3

 

Example Panic strings

Panic String: aggr aggr1: raid volfsm, fatal disk error in RAID group with no parity disk..

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Primary Tier: Raid type - raid_tec Group name plex0/rg0 state NORMAL. 21 disks failed in the group.

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Cache Tier: Raid type - raid4 Group name plex0/rg2 state NORMAL. 3 disks failed in the group.
 

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Raid type - raid0, mirrored Group name plex0/rg0 state NORMAL. 1 disk failed in the group.
 

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Raid type - raid_dp Group name plex0/rg0 state NORMAL. 3 disks failed in the group.
 

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error. raid type raid_dp Group name plex0/rg6 state NORMAL 7 disks failed in the group.
 

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Raid type - raid_dp Group name plex0/rg0 state DIRTY. 10 disks failed in the group.
 

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Raid type - raid_dp, mirrored Group name plex0/rg0 state DEGRADEDRECONS. 4 disks failed in the group.
 

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Raid type - raid4, mirrored Group name plex0/rg0 state NORMAL. 2 disks failed in the group.
 

Panic String: aggr aggr1: raid volfsm, fatal multi-disk error..  Raid type - raid_tec Group name plex0/rg0 state NORMAL. 6 disks failed in the group.

Panic message will indicate

clipboard_e483ed6ff10540ccadeccd7ba890b5cb2.png

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