[Lustre-discuss] question about failnode with mixed networks

Andreas Dilger adilger at sun.com
Sun Nov 15 10:52:27 PST 2009


On 2009-11-13, at 14:34, John White wrote:
> 	We have a lustre instance served out both o2ib and tcp.  In a  
> failover situation, it would appear that tcp connected clients do  
> not get the hint to switch over to the secondary MDS (I would assume  
> the same is true for the OSS as well).  When I initially set up the  
> file system, I specified --failnode for the @o2ib interfaces, should  
> I have also specified NIDs for the @tcp0 during the fs  
> construction?  If so, is it possible to add this as an afterthought?


It is always safe to re-run --writeconf on all of the nodes to re-do  
the filesystem configuration.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.




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