Impossibly high network traffic reported

[Stephen Childs]

Marc Wiatrowski wrote:
> 
> On Mon, 2008-11-10 at 13:47 +0000, Stephen Childs wrote:
>> Kenneth Porter wrote:
>> > I found Ganglia here:
>> > 
>> > <http://ganglia.info/>
>> > 
>> > Alas, I can't find anything in the website to suggest what's being used to 
>> > measure the network bandwidth. That'll probably require trolling through 
>> > source code.
>>
>> Lemon reads information on each host from /proc/net/dev. I suspect ganglia 
>> does the same as it seems to be getting the same spurious readings.
>>
> 
> Could it be the result of a counter flipping or resetting to 0 from a 
> restart or something similar?  -marc


Found the answer here: 
https://hep.pa.msu.edu/twiki/bin/view/AGLT2/ClusterChanges

In my case I got the latest bnx2 driver from Dell's supoprt site. Yet to 
deploy it across the cluster, so not sure if it solves the problem.

Stephen
-- 
Dr. Stephen Childs,
Research Fellow, EGEE Project,    phone:                    +353-1-8961797
Computer Architecture Group,      email:        Stephen.Childs @ cs.tcd.ie
Trinity College Dublin, Ireland   web: http://www.cs.tcd.ie/Stephen.Childs
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