On 03/15/2011 05:11 AM, [email protected] wrote: > I have been using a 2-node cluster with a quorum disk successfully for > about 2 years. Beginning today, the cluster will not boot correctly. > > The RHCS services start, but fencing fails with: > > dlm: no local IP address has been set > dlm: cannot start dlm lowcomms -107 > > This seems to be a symtpom of the fact that the cluster votes do not include > votes from the quorum > device: > > # clustat > Cluster Status for example-infra @ Tue Mar 15 00:02:35 2011 > Member Status: Inquorate > > Member Name ID Status > ------ ---- ---- ------ > example-infr2-admin.domain.com 1 Online, > Local > example-infr1-admin.domain.com 2 Offline > /dev/mpath/quorum 0 Offline > > [root@example-infr2 ~]# cman_tool status > Version: 6.2.0 > Config Version: 239 > Cluster Name: example-infra > Cluster Id: 42813 > Cluster Member: Yes > Cluster Generation: 676844 > Membership state: Cluster-Member > Nodes: 1 > Expected votes: 2 > Total votes: 1 > Quorum: 2 Activity blocked > Active subsystems: 7 > Flags: > Ports Bound: 0 > Node name: example-infr2-admin.domain.com > Node ID: 1 > Multicast addresses: 239.192.167.228 > Node addresses: 192.168.110.3
You should check the output from cman_tool nodes. It appears that the nodes are not seeing each other at all. The first things I would check are iptables, node names resolves to the correct ip addresses, selinux and eventually if the switch in between the nodes support multicast. Fabio -- Linux-cluster mailing list [email protected] https://www.redhat.com/mailman/listinfo/linux-cluster
