[Linux-cluster] cman startup issue

[Patrick Caulfield]

gordan at bobich.net wrote:
> Hi,
> 
> I'm having a weird problem. I am using a shared GFS root file system,
> and the same initrd image on all the machines. The cluster has 3
> machines on it at the moment, and 1 refuses to join the cluster,
> regardless of which order I bring them up in.
> 
> When cman service is being started, it fails when starting cman:
> 
> cman not started: Can't find local node name in cluster.conf
> /usr/local/sbin/cman_tool: aisexec daemon didn't start
> 
> If I try to run aisexec, I get:
> aisexec: totemsrp.c:2867: memb_ring_id_store: Assertion `0' failed.
> 
> Where should I be looking for causes of this? I double checked my
> cluster.conf and the MAC addresses, IP addresses and interface names are
> correct in each node's config.

Check that the new node can write into /tmp - where it is trying to store the
current ring-id.  It could be SElinux or perhaps the permissions on the file it
is trying to create.

stracing the aisexec process as it starts up might show why the file cannot be
opened.

-- 
Patrick