How can I show and clear the fencing history in a Pacemaker cluster?

Solution Verified - Updated -

Issue

  • How do I clear 'Failed Fencing Actions' from the pcs status command's output?
# pcs status 
Cluster name: my_cluster
Stack: corosync
Current DC: rhel-8-0-1 (version 2.0.1-3.el8-0eb7991564) - partition with quorum
Last updated: Wed Feb  6 18:30:11 2019
Last change: Wed Feb  6 18:22:22 2019 by root via cibadmin on rhel-8-0-1
...
Failed Fencing Actions:
* reboot of rhel-8-0-2 failed: delegate=rhel-8-0-1, client=stonith_admin.1697, origin=rhel-8-0-2,
    last-failed='Wed Feb  6 18:22:35 2019'
...

Environment

  • Red Hat Enterprise Linux 7, 8 (with the High Availability Add-on)
  • RHEL 7
    • pacemaker-1.1.20-5.el7 or later
  • RHEL 8
    • pacemaker-2.0.1-2.el8 or later
    • pcs-0.10.1-1.el8 or later

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