Linux Administrator at a outsourcing company with 201-500 employees
Real User
Top 10
Jun 30, 2026
If you are setting up Keepalived for high availability, remember to explicitly allow VRRP protocol in your firewall config before starting the service. If you don't, both of your HAProxy nodes will think they are the active master and you'll end up with a split-brain scenario. Once you have that rule in place, it’s a beautifully quiet and stable setup.
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If you are setting up Keepalived for high availability, remember to explicitly allow VRRP protocol in your firewall config before starting the service. If you don't, both of your HAProxy nodes will think they are the active master and you'll end up with a split-brain scenario. Once you have that rule in place, it’s a beautifully quiet and stable setup.