Gluster

General

• currently installed version is glusterfs 3.7.11
• gluster volume info all
• gluster volume rebalance <VOLNAME> start
• gluster peer probe <HOSTNAME>
• gluster volume heal <VOLNAME> info

Maintenance

• sudo gluster peer status
• ps aux | grep gluster
• sudo service glusterd restart
• sudo service glusterfsd restart
• might need to kill processes
• df -h --
• sudo umount -fl /home
• sudo mount /home

Troubleshooting

Hostname: xxx.xxx.xxx.xxx
Uuid: ba977exx-a914-418c-836c-xxxxxxxxxxx
State: Peer in Cluster (Disconnected)
Other names:
lgchrm15

1. Check if the nodes are reachable.. 'ping <ipaddress>'
2. Check if the glusterd daemon is in an active state in all the nodes.. 
'service glusterd status'
3. Firewall issue - flush IPtables on the node which is disconnected..  
'iptables -F'