[Lustre-discuss] Kernel Panic error while running lustre 2.0 with infiniband

Johann Lombardi johann at whamcloud.com
Mon Feb 21 04:49:42 PST 2011


On Mon, Feb 21, 2011 at 03:57:10PM +0330, Arya Mazaheri wrote:
> kernel panic - not syncing: fatal exception
> 
> my /etc/modprobe.conf is:
> options lnet networks="o2ib0(ib0)"
> 
[...]
> LustreError: 6041:0:(o2iblnd.c:2501:kiblnd_startup()) Can't query IPoIB
> interface ib0: it's down

Although IP is not used for any communication, the o2ib LND requires IP over IB addresses to identify nodes.
That said, you should definitely not get a kernel panic for such a misconfiguration, this is really a bug.

Cheers,
Johann

-- 
Johann Lombardi
Whamcloud, Inc.
www.whamcloud.com



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