Every time we measure and graph something new, we discover something we
never could have predicted by looking at the hing we set out to graph.
--dave
On 2021-02-26 7:36 p.m., Jason Iannone wrote:
Beyond getting acquainted with a new dataset? I'm a transit network
that supports, among other traffic types, science flows. I think new
monitoring methods can help identify targets for intervention.
On Fri, Feb 26, 2021, 4:06 PM Toke Høiland-Jørgensen <t...@toke.dk
<mailto:t...@toke.dk>> wrote:
TJason Iannone <jason.iann...@gmail.com
<mailto:jason.iann...@gmail.com>> writes:
> I ended up cloning the pping repo and running make locally.
>
> Installing was a few steps:
>
> 1. mkdir ~/src/libtins/build
> 2. cd ~/src/libtins/build
> 2. git clone https://github.com/mfontanini/libtins.git
<https://github.com/mfontanini/libtins.git>
> 3. make
> 4. sudo make install
> 5. cd ~/src
> 6. git clone https://github.com/pollere/pping.git
<https://github.com/pollere/pping.git>
> 7. cd pping
> 8. make
> 9. ./pping
>
> The promise of this, as Kathleen Nichols points out, is that we can
> passively monitor production flows to get a novel sense of end
to end
> performance per flow. I don't know of any other passive monitoring
> technique, beyond a port mirror + a whole gang of systems, that
can provide
> this level of detail. Please enlighten me if I'm wrong. The only
other
> passive monitoring mechanisms I'm aware of are SNMP polling,
IPFIX/*Flow,
> and Streaming Telemetry Interface. None of those systems provide
end to end
> flow performance details. The standard in-band active monitoring
tools are
> good for determining node to node and full path metrics, but
this provides
> a more complete picture of end to end performance beyond active
> y.1731/802.3ag/OAM probes. I'm a little surprised that I'm only
learning
> about it now.
What's your use case? :)
-Toke
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David Collier-Brown, | Always do right. This will gratify
System Programmer and Author | some people and astonish the rest
dav...@spamcop.net | -- Mark Twain
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