On 02/09/15 09:58 AM, Nguyễn Trường Sơn wrote: > How can i use fencing? > > Do you mean "pcs -f dlm_cfg resource create dlm ocf:pacemaker:controld > op monitor interval=60s on-fail=fence" > > > It is still error. > > I have Centos 7.0, with pacemaker-1.1.12-22.el7_1.2.x86_64 Fencing is a process where a lost node is removed from the cluster, usually by rebooting it with IPMI, cutting power using a switched PDU, etc. How you exactly do fencing depends on your environment and potential fence devices you have. DLM requires working fencing. -- Digimer Papers and Projects: https://alteeve.ca/w/ What if the cure for cancer is trapped in the mind of a person without access to education? -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster