Hi!

Thanks for the answare!

As far as we know and according to the networking guys there has been no
changes in the firewall and the load balancer, but I must admit that it
is a very tempting error. The problem is that we have a hard time to
localize the problem, we even can't se that the firewall or the lb is
the problem and our environment is not so flexible that we just could
bypass it to test.


connection_pool_timeout - This one seems not to be an issue, if this
would be applicible then we would get some thread errors on the tomcat
side, but tomcat seems to run smooth as nothing had happend.

prepost_timeout - This one, as I see it is good if tomcat hangs but
that's not our problem.

reply_timeout - Could be interesting but as I understand it the default
value is 0 (infinite) even if not defined? 

Is there a good way to see if the firewall or the lb is reseting our
connections? Some tools or special debug/log?

Is there a way to see in the connector logs the url's or something to
tie the error to an actual event? 


This is our worker properties:
---8<---
worker.list=ajp13w,ajp15w

#
# Defining a worker named ajp13w and of type ajp13
# Note that the name and the type do not have to match.
#
worker.ajp13w.type=ajp13
worker.ajp13w.host=10.182.19.3
worker.ajp13w.port=8009
worker.ajp13w.socket_keepalive=True
worker.ajp13w.connection_pool_size=120

worker.ajp15w.type=ajp13
worker.ajp15w.host=10.182.18.2
worker.ajp15w.port=8009
worker.ajp15w.socket_keepalive=True
worker.ajp15w.socket_timeout=60
---8<--- 

/Per Jonsson

-----Original Message-----
From: Rainer Jung [mailto:[EMAIL PROTECTED] 
Sent: den 23 februari 2007 09:25
To: Tomcat Users List
Subject: Re: Still connection problems between IIS tomcat 5.5.12....

Winsock error 10054 is a connection reset.

Do you use socket_timeout in workers.properties? If yes, try without
socket_timeout (but have a look at the other timeout possibilities of
mod_jk). Socket_timeout is difficult to handle at the application=mod_jk
layer.

Any changes on the firewall around the time your trouble began?

Regards,

Rainer

Per Johnsson wrote:
> It's me again, we have not yet solved our problems, but now we have 
> turned one of the IIS servers to IIS 5 compability mode which made us 
> get som logs from the tomcat connector.
>  
> Short Review of setup:
> Tomcat 5.5.12
> APR 1.1.0-dev
> ispi_redirect.dll 1.2.20
> between the iis and tomcat we have a firewall and a load balancer and 
> it have worked very good in about a year until 1/2-2007 where the IIS 
> started to crash without any hardware and software changes (what we 
> know
> of)
>  
> The thing is that Tomcat seems to run fine, we can't se any problems 
> on the tomcat side so I wonder if anyone have any suggestions.
> (We have looked at the firewall and load balancer and there should not

> be any problems there, otherwise that seemed to be a good error 
> source.)
>  
> My intepretation is that the connector can send the request but don't 
> get any response, could that be correct?
>  
> Any input is more than welcome!
>  
> Here is a snip from our connector log:
>  
> ---8<---
> [Wed Feb 21 23:11:32 2007] [4580:7020] [error] jk_ajp_common.c (948):
> (ajp13w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.19.2:8009), err=-54 [Wed Feb 21 
> 23:11:32 2007] [4580:7020] [error] jk_ajp_common.c (1566):
> (ajp13w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Wed Feb 21 23:11:32 2007] [4580:7020] 
> [error] jk_ajp_common.c (948):
> (ajp13w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.19.2:8009), err=-54 [Wed Feb 21 
> 23:11:32 2007] [4580:7020] [error] jk_ajp_common.c (1566):
> (ajp13w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Wed Feb 21 23:11:32 2007] [4580:7020] 
> [error] jk_ajp_common.c (1928):
> (ajp13w) Connecting to tomcat failed. Tomcat is probably not started 
> or is listening on the wrong port [Wed Feb 21 23:11:32 2007] 
> [4580:7020] [error] jk_isapi_plugin.c (1098):
> service() failed
> [Thu Feb 22 02:36:13 2007] [4580:4524] [error] jk_ajp_common.c (948):
> (ajp15w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.18.2:8009), err=-54 [Thu Feb 22 
> 02:36:13 2007] [4580:4524] [error] jk_ajp_common.c (1566):
> (ajp15w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Thu Feb 22 02:36:13 2007] [4580:4524] 
> [error] jk_ajp_common.c (948):
> (ajp15w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.18.2:8009), err=-54 [Thu Feb 22 
> 02:36:13 2007] [4580:4524] [error] jk_ajp_common.c (1566):
> (ajp15w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Thu Feb 22 02:36:13 2007] [4580:4524] 
> [error] jk_ajp_common.c (1928):
> (ajp15w) Connecting to tomcat failed. Tomcat is probably not started 
> or is listening on the wrong port [Thu Feb 22 02:36:13 2007] 
> [4580:4524] [error] jk_isapi_plugin.c (1098):
> service() failed
> [Thu Feb 22 03:56:51 2007] [4580:7940] [error] jk_ajp_common.c (948):
> (ajp13w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.19.2:8009), err=-54 [Thu Feb 22 
> 03:56:51 2007] [4580:7940] [error] jk_ajp_common.c (1566):
> (ajp13w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Thu Feb 22 03:56:51 2007] [4580:7940] 
> [error] jk_ajp_common.c (948):
> (ajp13w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.19.2:8009), err=-54 [Thu Feb 22 
> 03:56:51 2007] [4580:7940] [error] jk_ajp_common.c (1566):
> (ajp13w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Thu Feb 22 03:56:51 2007] [4580:7940] 
> [error] jk_ajp_common.c (1928):
> (ajp13w) Connecting to tomcat failed. Tomcat is probably not started 
> or is listening on the wrong port [Thu Feb 22 03:56:51 2007] 
> [4580:7940] [error] jk_isapi_plugin.c (1098):
> service() failed
> [Thu Feb 22 07:40:25 2007] [4580:4244] [error] jk_ajp_common.c (948):
> (ajp13w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.19.2:8009), err=-54 [Thu Feb 22 
> 07:40:25 2007] [4580:4244] [error] jk_ajp_common.c (1566):
> (ajp13w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Thu Feb 22 07:43:41 2007] [4580:7940] 
> [error] jk_ajp_common.c (948):
> (ajp15w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.18.2:8009), err=-54 [Thu Feb 22 
> 07:43:41 2007] [4580:7940] [error] jk_ajp_common.c (1566):
> (ajp15w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Thu Feb 22 08:40:08 2007] [4580:6404] 
> [error] jk_isapi_plugin.c (659):
> WriteClient failed with 00002746
> [Thu Feb 22 10:29:52 2007] [4580:5972] [error] jk_ajp_common.c (948):
> (ajp13w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.19.2:8009), err=-54 [Thu Feb 22 
> 10:29:52 2007] [4580:5972] [error] jk_ajp_common.c (1566):
> (ajp13w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet) [Thu Feb 22 10:32:34 2007] [4580:4608] 
> [error] jk_ajp_common.c (948):
> (ajp15w) can't receive the response message from tomcat, network 
> problems or tomcat is down (10.182.18.2:8009), err=-54 [Thu Feb 22 
> 10:32:34 2007] [4580:4608] [error] jk_ajp_common.c (1566):
> (ajp15w) Tomcat is down or refused connection. No response has been 
> sent to the client (yet)
> 
> ---8<---
>  
> Regards Per Jonsson

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