Remote disks missing after switch firmware upgrade
Applies to
- AFF-A220
- MetroCluster IP
- Backend switch upgrade
- ONTAP <9.7P15
- ONTAP <9.8P6
- ONTAP <9.9.1P1
Issue
After switch firmware upgrade aggregate is showing as degraded and disks are reported as missing/failed on remote plex
cluster::>aggr show-statusAggregate aggr1 (online, raid_dp, mirror degraded, fast zeroed) (block checksums)
Plex /aggr1/plex0 (online, normal, active, pool0)
RAID group /aggr1/plex0/rg0 (normal, block checksums)
RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks)
--------- ------ ------------- ---- ---- ---- ----- -------------- --------------
dparity 0b.50.0P2 0b 50 0 SA:B 0 SSD N/A 445732/912859136 445740/912875520 (fast zeroed)
..
data 0b.50.22P1 0b 50 22 SA:B 0 SSD N/A 445732/912859136 445740/912875520 (fast zeroed)
Plex /aggr1/plex1 (offline, failed, inactive, pool1)
RAID group /aggr1/plex1/rg0 (partial)
RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks)
--------- ------ ------------- ---- ---- ---- ----- -------------- --------------
dparity FAILED N/A 445732/ -
parity FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
data FAILED N/A 445732/ -
Raid group is missing 23 disks.