What causes Apache “Request body read timeout” e rrors?

Vladimir Kornea <[email protected]> Sat, 21 Jun 2014 13:26:28 -0400

Newsgroups	gmane.comp.apache.community
Message-ID	<CANVcVXT4h9Zach6HfY7ZFsxWaTuOEmS=d_Mz6uHfvYzh3enxvQ@mail.gmail.com>

The server is Apache/2.2.22 (Debian) and the browser is Firefox 30.0,
but this is a general question. It refers to lines like this in
/var/log/apache2/error.log:

[Fri Jun 20 17:42:16 2014] [info] [client 67.174.61.70] Request body
read timeout

Vlad