Hi speed trading - hi speed monitoring

Fri Feb 17 17:25:45 UTC 2012

On Fri, Feb 17, 2012 at 10:30:33AM -0500, Jay Ashworth wrote:
> ----- Original Message -----
> > From: "Paul Graydon" <paul at paulgraydon.co.uk>
> 
> > Anecdotally, I had an interview years ago for a small-ish futures
> > trading company based in London. The interviewer had to pause the
> > interview part way through whilst he investigated a 10ms latency spike
> > that the traders were noticing on a short point-to-point fiber link to
> > the London Stock Exchange. He commented that the traders were far
> > better at 'feeling' when an connection was showing even a trace of lag
> > compared to normal than anything he'd set up by way of monitoring (not
> > sure how good his monitoring was, though.)
> 
> This was my experience in a callcenter as well; network type problem reports
> always came in from the floor managers before Nagios came forth with an 
> opinion.

When I used to run an ISP network, our NOC always talked about "that
porn guy" who would call the *exact* *momment* the NNTP server had any
type of stutter...

I guess there's always a canary for the coal mine -- eh?