How do heartbeat communication and heartbeat failure detection work in Red Hat Cluster Suite?
Issue
- I would like more information on how the High Availability cluster Add-On detects failure of a node on the heartbeat network.
- Why does multicast traffic appear while doing tcpdump in cluster nodes?
Environment
- Red Hat Enterprise Linux Server 5 (with the High Availability or Resilient Storage Add Ons)
- Red Hat Enterprise Linux Server 6 (with the High Availability or Resilient Storage Add Ons)
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