[Lustre-discuss] lnet route tracing

liang.whamcloud liang at whamcloud.com
Mon Oct 18 20:05:08 PDT 2010


  Hi,

cat /proc/sys/lnet/peers can show some helpful information like queued 
bytes and router-buffer credits, but these information may not be enough 
to confirm realtime data flow.  Of course, It's not difficult to make 
LNet record information like forwarded bytes on each router.

On 10/19/10 2:47 AM, Michael Di Domenico wrote:
> is there anything in the lustre software that allows me to
> 'traceroute' an lnet path?  i have a dual gateway setup, I want to
> make sure the data is flowing over both gateways from particular
> machines
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-- 
Cheers
Liang




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