400 errors

[Mikhail Mazursky]

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)
> 123.45.6.789 - - [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?

Hello,

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.