# verify /dev/sdc is accessable by all nodes mkqdisk -l newclus -c /dev/sdc # replace newclus (labelname) with the clustername cp /etc/cluster/cluster.conf cp /etc/cluster/cluster.conf_preqdisk vi /etc/cluster/cluster.conf # increase config_version # add: # <quorumd interval="1" device="/dev/sdc" tko="8" votes="1" log_level="7" label="newclus"/> # change i.e. # <cman expected_votes="1" two_node="1"/> # into # <cman expected_votes="3" two_node="0"/> # distribute new config ccs_tool update cluster.conf # activate service service qdiskd start chkconfig qdiskd on # check the qdisk appears now cluststat