[Lustre-devel] question about failover
peter_braam at xyratex.com
Tue Sep 27 05:47:17 PDT 2011
The general question is how do router failures and server failover interact?
My suspicion is that is it necessary for the routing topology and server
topology to be such that server failures one wants to recover from always
leave working servers connected to the router, so that at least some traffic
makes it through that router, and it won't be declared failed also. Is that
As an example, point to point connections between two routers and a singe
failover pair are to be avoided, because it becomes impossible to
distinguish server and router failures. Is that a rule that is generally
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