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Re: [Linux-cluster] >1500 MTU on EL5 causes things to go sideways



Digimer wrote:

  As soon as I define MTU=2000 (for example), then cman on one note will
start but not stop (the other node stops fine). Also, 'ccs_tool update
/etc/cluster/cluster.conf' fails with:

Have you configured the interfaces themselves to use jumbo frames?

Does the switch support jumbo frames?

Is path mtu discovery enabled? (should only matter if there's a router in the way)




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