On 01/25/2012 08:58 PM, Andrew Martin wrote: > Hello, > > Recently I finished configuring a two-node cluster with pacemaker 1.1.6 > and heartbeat 3.0.5 on nodes running Ubuntu 10.04. This cluster includes > the following resources: > - primitives for DRBD storage devices > - primitives for mounting the filesystem on the DRBD storage > - primitives for some mount binds > - primitive for starting apache > - primitives for starting samba and nfs servers (following instructions > here <http://www.linbit.com/fileadmin/tech-guides/ha-nfs.pdf>) > - primitives for exporting nfs shares (ocf:heartbeat:exportfs)
not enough information ... please share at least your complete cluster configuration Regards, Andreas -- Need help with Pacemaker? http://www.hastexo.com/now > > Perhaps this is best described through the output of crm_mon: > Online: [ node1 node2 ] > > Master/Slave Set: ms_drbd_mount1 [p_drbd_mount1] (unmanaged) > p_drbd_mount1:0 (ocf::linbit:drbd): Started node2 (unmanaged) > p_drbd_mount1:1 (ocf::linbit:drbd): Started node1 > (unmanaged) FAILED > Master/Slave Set: ms_drbd_mount2 [p_drbd_mount2] > p_drbd_mount2:0 (ocf::linbit:drbd): Master node1 > (unmanaged) FAILED > Slaves: [ node2 ] > Resource Group: g_core > p_fs_mount1 (ocf::heartbeat:Filesystem): Started node1 > p_fs_mount2 (ocf::heartbeat:Filesystem): Started node1 > p_ip_nfs (ocf::heartbeat:IPaddr2): Started node1 > Resource Group: g_apache > p_fs_mountbind1 (ocf::heartbeat:Filesystem): Started node1 > p_fs_mountbind2 (ocf::heartbeat:Filesystem): Started node1 > p_fs_mountbind3 (ocf::heartbeat:Filesystem): Started node1 > p_fs_varwww (ocf::heartbeat:Filesystem): Started node1 > p_apache (ocf::heartbeat:apache): Started node1 > Resource Group: g_fileservers > p_lsb_smb (lsb:smbd): Started node1 > p_lsb_nmb (lsb:nmbd): Started node1 > p_lsb_nfsserver (lsb:nfs-kernel-server): Started node1 > p_exportfs_mount1 (ocf::heartbeat:exportfs): Started node1 > p_exportfs_mount2 (ocf::heartbeat:exportfs): Started node1 > > I have read through the Pacemaker Explained > <http://www.clusterlabs.org/doc/en-US/Pacemaker/1.1/html-single/Pacemaker_Explained> > documentation, however could not find a way to further debug these > problems. First, I put node1 into standby mode to attempt failover to > the other node (node2). Node2 appeared to start the transition to > master, however it failed to promote the DRBD resources to master (the > first step). I have attached a copy of this session in commands.log and > additional excerpts from /var/log/syslog during important steps. I have > attempted everything I can think of to try and start the DRBD resource > (e.g. start/stop/promote/manage/cleanup under crm resource, restarting > heartbeat) but cannot bring it out of the slave state. However, if I set > it to unmanaged and then run drbdadm primary all in the terminal, > pacemaker is satisfied and continues starting the rest of the resources. > It then failed when attempting to mount the filesystem for mount2, the > p_fs_mount2 resource. I attempted to mount the filesystem myself and was > successful. I then unmounted it and ran cleanup on p_fs_mount2 and then > it mounted. The rest of the resources started as expected until the > p_exportfs_mount2 resource, which failed as follows: > p_exportfs_mount2 (ocf::heartbeat:exportfs): started node2 > (unmanaged) FAILED > > I ran cleanup on this and it started, however when running this test > earlier today no command could successfully start this exportfs resource. > > How can I configure pacemaker to better resolve these problems and be > able to bring the node up successfully on its own? What can I check to > determine why these failures are occuring? /var/log/syslog did not seem > to contain very much useful information regarding why the failures occurred. > > Thanks, > > Andrew > > > > > This body part will be downloaded on demand.
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