Is there any impact on using cluster in broadcast mode in a VLAN restricted to the cluster nodes ?

Solution Unverified - Updated -

Issue

Cluster communication goes through a dedicated VLAN (no other server access it). To bypass Multicast incompatibility, cluster is working in broadcast mode.

What are the performance impact of such environment, compare to a normal multicast environment ?

Environment

  • Red Hat Cluster Suite v.5

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