[erlang-questions] infrequent socket_closed_remotely errors with httpc

Shayan Pooya <>
Fri Feb 21 06:34:13 CET 2014


On Thu, Feb 20, 2014 at 8:31 AM, Magnus Mueller <
> wrote:

> Hello.
>
> We are struggling with a hard-to-reproduce problem with httpc were we
> sometimes encounter `{error,socket_closed_remotely}` when querying our
> simple webserver. Sometimes this happens with yaws as well.
>
> The error happens very infrequently and is thus hard to reproduce. Both
> the webserver and httpc run in the same VM (which might be the cause of the
> problem). Interestingly, the problem is more likely to occur if the system
> is under cpu-heavy load, e.g. when using stress[1]:
>
>     stress --cpu 6
>
> Did anybody of you encounter similar problems? We are running out of ideas
> and I could not yet come up with a small example to reproduce the issue.
>
> Magnus
>
> [1]
> https://web.archive.org/web/20130520190152/http://weather.ou.edu/~apw/projects/stress/, the original website seems to be down.
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> 
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>


There was a discussion about this last week (
http://erlang.org/pipermail/erlang-questions/2014-February/077370.html).
We had a somehow similar issue in Disco, and we worked around it by
switching back to HTTP/1.0.

Regards.
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