I've been getting plenty of these too, and all originating from different IPs in my ISP. Think the load balancer possibility doesn't really answer for my case. Does anyone else have any other answers on this?<div>
<br></div><div>Ray<br><br><div class="gmail_quote">On Mon, Sep 28, 2009 at 10:25 PM, Maxim Dounin <span dir="ltr"><<a href="mailto:mdounin@mdounin.ru">mdounin@mdounin.ru</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
Hello!<br>
<div class="im"><br>
On Mon, Sep 28, 2009 at 10:07:25AM -0400, pepejose wrote:<br>
<br>
> hi<br>
><br>
> i have several errors in my access_log<br>
><br>
> IP _ - [28/Sep/2009:15:56:33 +0200] "-" 400 0 "-" "-" "-"<br>
><br>
><br>
> why these errors occur?<br>
<br>
</div>These errors are "400 Bad Request", most likely just client<br>
connects without sending anything. Some load balancers / health<br>
checks known to cause a lots of these.<br>
<font color="#888888"><br>
Maxim Dounin<br>
<br>
</font></blockquote></div><br></div>