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Date: Wed, 22 Feb 2012 19:20:49 +0000
From: Mark Thomas <markt@apache.org>
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To: Tomcat Developers List <dev@tomcat.apache.org>
Subject: Re: Tomcat with mod_jk becomes irresponsive after working for awhile
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On 22/02/2012 19:02, Ofer Israeli wrote:
> All,

This is the dev list, not the users list. This question does not belong
on this list. Further, I see you already posted to the users list.
Please do not cross post.

Mark

> 
> I have a deployment on Windows 2003 Server using Apache 2.2.16,
> Tomcat 5.5.30 and mod_jk 1.2.31.  Apache and Tomcat reside on the
> same machine.  The communication is fine for days / weeks, but at
> some point all requests to the server (to Apache) that use mod_jk
> return HTTP 503.
> 
> The error that shows up in mod_jk.log is: [Mon Feb 20 12:07:01.464
> 2012] [7280:6912] [error] ajp_send_request::jk_ajp_common.c (1610):
> (all) failed sending request on a fresh connection (recoverable),
> socket -1 (errno=54) [Mon Feb 20 12:07:01.464 2012] [7280:6912]
> [error] ajp_service::jk_ajp_common.c (2562): (all) connecting to
> tomcat failed.
> 
> I've done a packet capture and I see that Apache initiates the 3-way
> handshake with Tomcat which looks fine and immediately after the
> connection is established, Tomcat sends a FIN packet to Apache
> whereby both sides gracefully close the connection.
> 
> Have any of you encountered this before?
> 
> Do you have any idea what debug logs I can turn on to get further
> information without bringing down the server so that we don't loose
> this situation?
> 
> 
> Many thanks, Ofer
> 


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