Install gluster on all node servers
add-apt-repository ppa:gluster/glusterfs-11
apt update
apt install -y glusterfs-server
systemctl enable glusterd
systemctl start glusterd
Connect node together
gluster peer probe <ip-other-node>
Create volume, in any node is the same
gluster volume create gv0 replica 2 transport tcp \
node1:/data/brick1/gv0 node2:/data/brick1/gv0 force
gluster volume start gv0
gluster volume info
Mount volume
apt install -y glusterfs-client
mkdir /mnt/glusterfs
mount -t glusterfs node1:/gv0 /mnt/glusterfs