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Node panics due to root volume being full

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ontap-9
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core
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Applies to

ONTAP 9

Issue

  • Node panics with a process (vifmgr, vldb, mgwd, etc.) being unresponsive:
PANIC: Process vifmgr unresponsive for 180 seconds in process nodewatchdog on release 9.7P9 (C) on Sun Nov 21 16:47:29 CET 2021
  • During boot node may report the following:

[node-01:callhome.mdb.recovery.unsuccessful:EMERGENCY]: Call home for MDB RECOVERY UNSUCCESSFUL FOR THE vifmgr WARNING.
[node-01:boot.varfs.backup.issue:EMERGENCY]: Backup of the /var file system failed (cp: /mroot/etc/tmpvarfs.tgz: No space left on device
[node-01:callhome.mdb.recovery.unsuccessful:EMERGENCY]: Call home for MDB RECOVERY UNSUCCESSFUL FOR THE crs WARNING.
[node-01:callhome.mdb.recovery.unsuccessful:EMERGENCY]: Call home for MDB RECOVERY UNSUCCESSFUL FOR THE bcomd WARNING.
[node-01:callhome.mdb.recovery.unsuccessful:EMERGENCY]: Call home for MDB RECOVERY UNSUCCESSFUL FOR THE vifmgr WARNING.
[node-01:mgmtgwd.rootvolrec.low.space:EMERGENCY]: The root volume on node "cluster-01" is dangerously low on space. Less than 10 MB of free space remaining.
[node-01:callhome.root.vol.recovery.reqd:EMERGENCY]: Call home for ROOT VOLUME NOT WORKING PROPERLY: RECOVERY REQUIRED.

  • DF may shows root volume snapshot spill large space.

Filesystem              kbytes       used      avail capacity  Mounted on
/vol/vol0/           150707748  150201388     506360     100%  /vol/vol0/
/vol/vol0/.snapshot    7931984   15559744          0     196%  /vol/vol0/.snapshot

 

 

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