Why CTDB node goes unhealthy on NFS-HA cluster in RHGS ?

Solution Verified - Updated -

Issue

  • Why audit log showing too many AVC denied messages for CTDB process ?
  • Why failover to other gluster NFS server not happening in CTDB-NFS-HA cluster ?
  • why ctdb status shows nodes UNHEATHY ?
Number of nodes:2
pnn:0 10.0.0.10     UNHEALTHY
pnn:1 10.0.0.20     UNHEALTHY (THIS NODE)
Generation:5923123423
Size:2
hash:0 lmaster:0
hash:1 lmaster:1
Recovery mode:NORMAL (0)
Recovery master:0

Environment

  • Red Hat Enterprise Linux 7.3
  • Red Hat Gluster Storage 3.x

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