[Linux-cluster] cman startup issue

[gordan at bobich.net]

On Wed, 7 Nov 2007, Christopher Barry wrote:

>>>> 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.
>>
>> That fixed the aisexec problem, but the "Can't find local
>> node name in
>> cluster.conf" problem remains, and cman still won't start. :-(
>
> Are your nodes defined in dns or in /etc/hosts file?

They are in /etc/hosts. There are lines for each of the nodes 
corresponding to each entry in cluster.conf.

Gordan