search for: udpu

Hello, We are having a problem with a 3-node cluster based on Pacemaker/Corosync with 2 primary DRBD+OCFS2 nodes and a quorum node. Nodes run on Debian Squeeze, all packages are from the stable branch except for Corosync (which is from backports for udpu functionality). Each node has a single network card. When the network is up, everything works without any problems, graceful shutdown of any node works as intended and doesn't reflect on the remaining cluster partition. When the network is down on one OCFS2 node, Pacemaker (no-quorum-poli...

Hi Guys, I'm using centos 6.5 as guest on RHEV and rhcs for cluster web environment. The environtment : web1.example.com web2.example.com When cluster being quorum, the web1 reboots by web2. When web2 is going up, web2 reboots by web1. Does anybody know how to solving this "fence loop" ? master_wins="1" is not working properly, qdisk also. Below the cluster.conf, I

Hi, We''re setting up fairly large Lustre 2.1.2 filesystems, each with 18 nodes and 159 resources all in one Corosync/Pacemaker cluster as suggested by our vendor. We''re getting mixed messages on how large of a Corosync/Pacemaker cluster will work well between our vendor an others. 1. Are there Lustre Corosync/Pacemaker clusters out there of this size or larger? 2.