PCS Corosync Pacemaker Cluster Mariadb using NFS
PCS Corosync Pacemaker Cluster Mariadb using NFS I have use 2 node cluster with nfsserver (NODE1,NODE2 and nfsserver ) OS RHEL7.6 Minimal Install IP 192.168.122.50 node1.example.com node1 IP 192.168.122.51 node2.example.com node2 IP 192.168.122.49 nfsserver.example.com nfsserver [root@node1 ~]# vi /etc/hosts ( edit in NODE1,NODE2 and nfsserver ) 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 192.168.122.49 nfsserver.example.com nfsserver 192.168.122.50 node1.example.com node1 192.168.122.51 node2.example.com node2 ##### Stop Firewall in NODE1,NODE2 and nfsserver ####### [root@node1 ~]# iptables -F [root@node1 ~]# iptables -F -t nat [root@node1 ~]# systemctl stop firewalld [root@node1 ~]# systemctl disable firewalld [root@node1 ~]# systemctl stop NetworkManager [root@node1 ~]# systemctl disable NetworkManager [root@node1 ~]# vi /etc/sy