High-Availability NFS Cluster with DRBD and Pacemaker-Compatible Heartbeat
To isolate heartbeat traffic and avoid interference from production interfaces, static host routes are added for the dedicated interconnect (eth2). These persist across reboots:
# On primary node (hostname: master)
ip route add 10.20.23.111/32 dev eth2
echo "ip route add 10.20.23.111/32 dev eth2" >> /etc/rc.d/rc.local
# On seco ...
Posted on Sun, 30 Aug 2026 16:23:45 +0000 by amos_