[DRBD-user] DRBD: failover when sync connection dies?

Dominik Klein dk at in-telegence.net
Thu Dec 13 14:08:12 CET 2007

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


> i have a simple fail-over heartbeat/drbd cluster set up. In each server 
> there are two network cards. One for internet access (WAN) and one for 
> internal communication and synchronization (LAN). If one node looses 
> internet connection (WAN) the other takes over all resources as 
> expected, but this does no thappen with local connection (LAN) which is 
> just crossover UTP cable.
> In case if local connection (LAN) fails, cluster does not migrate all 
> resources to one of the nodes and just continues to work without 
> synchronized drbd resources (amongst other things).
> 
> My question is this:
> How can i make one node take over all resources if local crossover 
> connection fails?

If the local crossover connection fails - what would be different on the 
other node?

I think its sane to leave everything as is.

Or I understood your setup wrong or you explained it wrong :)

Regards
Dominik



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