Re: Rails app with maxconn 1 receiving more than 1 request at a time

I am confused why you are seeing more "max" sessions than "limit" sessions. This shouldn't be happening.

-Brian

On Fri, Sep 12, 2008 at 8:44 PM, Rupert Fiasco <rufiasco#gmail.com> wrote:
> The max conns on the stats seems to be crazy high.
>
> http://brockwine.com/images/haproxy_stats.png
>
> Also, what constitutes an error/warning? I seem to be seeing a lot of
> those as well. Does that mean by backend is returning a bunch of HTTP
> 500 or is it an internal haproxy error/warning?
>
> Thanks
> -Rupert
>
> On Fri, Sep 12, 2008 at 5:15 PM, Brian Gupta <brian.gupta#gmail.com> wrote:
>> Curious, what is the haproxy stats page reporting for maxconns for the
>> individual backends? IE: Is haproxy also seeing peaks of high
>> connection counts?
>>
>> -Brian
>>
>> On Fri, Sep 12, 2008 at 8:03 PM, Rupert Fiasco <rufiasco#gmail.com> wrote:
>>> We are running 1.3.15.3 and have haproxy in front of a cluster of
>>> mongrels. We have a plugin in the mongrels that displays the mongrels
>>> current queue length.
>>>
>>> With a haproxy config line like:
>>>
>>> server server-0 127.0.0.1:9000 maxconn 1 check inter 30s slowstart 10s
>>>
>>> This should mean that haproxy will *NEVER* send more than 1 request to
>>> that backend. Yet our plugin is reporting that it has sometimes 10+
>>> requests queued up.
>>>
>>> Is my config wrong?
>>>
>>> Thanks
>>> - Rupert
>>>
>>>
>>
>>
>>
>> --
>> - Brian Gupta
>>
>> http://opensolaris.org/os/project/nycosug/
>>
>> http://www.genunix.org/wiki/index.php/OpenSolaris_New_User_FAQ
>>
>

-- 
- Brian Gupta

http://opensolaris.org/os/project/nycosug/

http://www.genunix.org/wiki/index.php/OpenSolaris_New_User_FAQ