[Haskell-cafe] Long pauses / idle time in a Haskell TCP server

Gregory Collins greg at gregorycollins.net
Mon Oct 8 10:34:18 CEST 2012


On Mon, Oct 8, 2012 at 10:10 AM, Alex Iliev <alex.iliev at gmail.com> wrote:

> Hello,
>
> I'm seeing long pauses in a server based on the 'scalable-server'
> package from Hackage, version 0.2.2 [1]. It normally performs very
> well, about 100-150 micro-secs client latency over the loopback
> interface, but a fair number of requests are much slower, 38-40
> milli-secs, making the mean latency and throughput quite bad.
>

You might get more information from running threadscope on your program.

G
-- 
Gregory Collins <greg at gregorycollins.net>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.haskell.org/pipermail/haskell-cafe/attachments/20121008/fd31de77/attachment.htm>


More information about the Haskell-Cafe mailing list