Why exclusive lock bouncing on tcmu-runner in RHCS ?

Solution Verified - Updated -

Issue

  • Why iscsigw are being osd blacklisted in RHCS ?
  • Why mon store db size increasing exponentially even though cluster is in HEALTH_OK state ?
  • Ceph cluster has too many osd blacklist entries.

Environment

  • Red Hat Enterprise Linux 7.x
  • Red Hat Ceph Storage 3.x

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