Which configuration changes require a restart in a Red Hat Enterprise Linux cluster?

Solution Verified - Updated -

Issue

  • What cluster configuration changes require a restart of all RHEL cluster services?
  • Do I need to restart my entire cluster after making configuration changes?
  • I have modified and propagated my cluster.conf in two node cluster, do I need to restart entire cluster for changes to take effect or this can be done online?

Environment

  • Red Hat Enterprise Linux Advanced Platform 5+ (Clustering and GFS/GFS2)
  • Red Hat Enterprise Linux 5 with High Availability or Resilient Storage Add-on
  • Red Hat Enterprise Linux 6 with High Availability or Resilient Storage Add-on

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