Redhat openstack mariaDB pod goes in unhealthy state

Maria DB pod goes into unhealthy state, it was running fine from past one year and suddenly goes to unhealthy state. pod logs are:
+ CMD='bash -c $* -- eval source /etc/sysconfig/clustercheck; exec socat "$TRIPLEO_SOCAT_BIND" system:"/usr/bin/clustercheck; sleep '\''${TRIPLEO_POST_STATUS_WAIT:-0}'\''",nofork'
+ ARGS=
+ [[ ! -n '' ]]
+ . kolla_extend_start
++ [[ -n '' ]]
++ [[ -n '' ]]
+ echo 'Running command: '\''bash -c $* -- eval source /etc/sysconfig/clustercheck; exec socat "$TRIPLEO_SOCAT_BIND" system:"/usr/bin/clustercheck; sleep '\''${TRIPLEO_POST_STATUS_WAIT:-0}'\''",nofork'\'''
Running command: 'bash -c $* -- eval source /etc/sysconfig/clustercheck; exec socat "$TRIPLEO_SOCAT_BIND" system:"/usr/bin/clustercheck; sleep '${TRIPLEO_POST_STATUS_WAIT:-0}'",nofork'
+ umask 0022
+ exec bash -c '$*' -- eval source '/etc/sysconfig/clustercheck;' exec socat '"$TRIPLEO_SOCAT_BIND"' 'system:"/usr/bin/clustercheck;' sleep ''\''${TRIPLEO_POST_STATUS_WAIT:-0}'\''",nofork'