400 errors

Mikhail Mazursky ash2kk at gmail.com
Wed Dec 8 07:18:28 MSK 2010

2010/12/8 Neil Sheth <nsheth at gmail.com>:
> Hello,
> Something I've been seeing for a long time here - I've posted long ago, but
> was never able to find a solution.  Looking at our access logs, I see tons
> of lines like (multiple times a minute)
> - - [07/Dec/2010:19:05:51 -0600] "-" 400 0 "-" "-"
> I changed my error_log to info, and I see a lot of corresponding entries
> like:
> recv() failed (104: Connection reset by peer) while reading client request
> line
> I also set the following, but it doesn't seem to have helped, as I see a lot
> of posts about this issue potentially being caused by large cookies:
> large_client_header_buffers 8 4k;
> Thoughts?


we used to have issues like this on two of our servers when the router
was setup incorrectly and some ip packets of a TCP connection were
routed not to the right server. Check your network.

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