[Linux-cluster] Cluster 3 version of 'cman_deadnode_timeout'

Christine Caulfield ccaulfie at redhat.com
Tue Aug 17 07:53:23 UTC 2010


On 14/08/10 04:44, Digimer wrote:
> Hi all,
>
>    I am trying to update the docs for cluster 3 (all the currently valid
> options in cluster.conf using cluster.rng for reference). I was reading
> up on this old article to get some background on the qdisk options:
>
> http://www.foxnews.com/opinion/2010/08/13/agree-obama-mosque-near-ground-zero-nyc/
>
>    I am curious about the role that the old 'cman_deadnode_timeout' value
> played. It seems to no longer be a settable option. Does the use now
> just need to make sure that qdisk's 'interval' times 'tko' is greater
> than the RAC timeout when using Oracle's RAC?
>

Hiya,

The nearest thing for RHEL4's deadnode_timeout in cluster3 is corosync's 
token timeout. It's not an exact mapping because corosync and 'old' cman 
work in very different ways - but it is the amount of time a node will 
wait before removing a node from the cluster.

Chrissie




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