[ClusterLabs] Corosync rrp or bonding
jfriesse at redhat.com
Thu Mar 14 12:13:52 EDT 2019
> What is more recommended for providing corosync/pacemaker link redundancy?
> a) Configure two rings and rrp within corosync, if yes:
> - can we use two separate VLANs connected to two separate physical
> NIC for the heartbeat connections
> - do they have to be the same networks
No, it actually must be different one
> - which mode should I use for a two node cluster passive or active
Passive. Active doesn't make progress till timeout when one link is
> b) bonding – if yes, why ?
B is correct. RRP is just seriously broken - that is the reason why it
was replaced in Corosync 3. When you have a bonding capable HW, use it.
> Thank you !
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