Hi Alex-
I wonder if this would help you gather some data:
http://oss.oetiker.ch/smokeping/
(written by Tobi of RRdtool fame)
-- dNb
On Mon, Aug 24, 2015 at 1:24 PM, Alex Aminoff <[email protected]> wrote:
>
> Our situation is that our network becomes slow at random times. We have
> looked at obvious things to look at, like the IO utilization and CPU and
> memory on the file server and we have attempted to look for error rates on
> switches, with no obvious useful result.
>
> What I would like to do is have one or more packet capture files from when
> the network is running smoothly, and then one or more samples from when it
> is not, and some sort of software to compare them statistically. Maybe it
> would produce a report of the types of packets whose frequency changed the
> most.
>
> Surely something like this must exist? It is conceptually
> (mathematically?) similar to bayesian spam detection, I would think.
>
> - Alex
>
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