[Linux-cluster] Re: Nodes show up extremely slowly (or not at all)

Kadlecsik Jozsi kadlec at sunserv.kfki.hu
Fri Aug 24 13:12:44 UTC 2007

On Fri, 24 Aug 2007, Kadlecsik Jozsi wrote:

> It took 13 minutes(!) for 'lsxerv0' to notice 'lxserv1'.

It turned out to be a switch-related multicast problem: openais used the 
default(?) address, while the switch strangely enough passes 
the 224.0.0.x addresses only. So by setting the multicast address in
cluster.conf explicitly to cured the problem.

Best regards,
E-mail : kadlec at sunserv.kfki.hu, kadlec at blackhole.kfki.hu
PGP key: http://www.kfki.hu/~kadlec/pgp_public_key.txt
Address: KFKI Research Institute for Particle and Nuclear Physics
         H-1525 Budapest 114, POB. 49, Hungary

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