Multidisk Panic during SAS recabling

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Visibility:: Public

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Category:: fas-systems

Specialty:: hw

Last Updated:

Applies to

ONTAP 9
AFF/FAS

Issue

While performing SAS re-cabling, node panics due to multidisk panic (MDP)

[Cluster1: sanown_io: diskown.errorDuringIO:error]: error 25 (no valid path to disk) on disk 0b.00.1 (S/N XXXXXXXXXXXXXX) while setting disk reservation

[Cluster1: config_thread: sk.panic:alert]: Panic String: aggr aggr_01: raid volfsm, fatal multi-disk error..  Cache Tier: Raid type - raid4 Group name plex0/rg2 state NORMAL. 11 disks failed in the group. Disk 0c.00.0   Shelf 0 Bay 0 [NETAPP   X371_S1643960ATE NA54] S/N [XXXXXXXXXXXXXX] UID [5002538B:48717170:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000] error: disk does not exist. Disk 0c.00.1 Shelf 0 Bay 1 [NETAPP   X371_S1643960ATE NA54] S/N [XXXXXXXXXXXXXXXX] UID [5002538B:48717150:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000] error: disk does not exist. Disk /aggr_01/plex0/rg2/0c.00.2 Shelf 0 Bay 2 [NETAPP   X371_S1643960ATE NA54] S/N [XXXXXXXXXXXXXXX] UID [5002538B:48707190:00000000:00000000:00000000:00000000:00000000:00000000:00000000:00000000] error: disk does not exist. Disk /aggr_01/plex0/rg2/0c.00.3 Shelf 0 Bay 3 [NETAPP   X371_S1643960ATE NA54] S/N [XXXXXXXXXXX in SK process config_thread on release 9.7P5 (C)