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From Josh Rehman <jreh...@citysearch.com>
Subject Re: [Fwd: Catalina suspends for no reason?!?]
Date Wed, 04 Feb 2004 21:36:04 GMT
I was under the impression that the start script first checks for 
another Tomcat instance, and bails if it finds one. Is that not true?

Sam Seaver wrote:
> I have discovered something that may be in effect linked to my previous 
> email, regard catalina.sh:
> 
> I use `catalina.sh stop` and `catalina.sh start -security` to restart 
> the tomcat web server.
> 
> However, I have come to realise that on occaison, the 'stop' command 
> does not work, and when I restart, I thereafter create two copies of the 
> original tomcat. this should not be possible because the first tomcat 
> should be using the same port, and thus blocking the restart, but 
> somehow, the restart does happen??
> 
> When I stop the second process, then tomcat officially stops working, 
> even though the original process is still runnning.
> 
> Has this happened to anyone else?
> Thanks
> Sam Seaver
> 
> 
> -------- Original Message --------
> Subject:     Catalina suspends for no reason?!?
> Date:     Wed, 04 Feb 2004 10:38:16 -0600
> From:     Sam Seaver <samseaver@northwestern.edu>
> Reply-To:     Tomcat Users List <tomcat-user@jakarta.apache.org>
> To:     tomcat-user@jakarta.apache.org
> 
> 
> 
> I have Catalina Tomcat 4.1.24 connected via jk2 to Httpd 2.0.47 on RH9.
> 
> It seems every now and then, tomat just simply hangs.  When I try to 
> shutdown the Catalina process via catalina.sh, it doesnt remove the 
> process?! So I have to 'kill -15' it, then start up catalina again.
> 
> I get very little information as to what happened, but checking jkstatus 
> I can see where the requests stopped in the scoreboard. It's hard to 
> tell sometimes, because httpd serves up the html pages just fine, but 
> its only when I try to access a *.jsp page that i realise catalina is 
> hanging again.
> 
> The only errors I get are from httpd as listed below:
> 
> [Wed Feb 04 09:37:47 2004] [error] msgAjp.receive(): Bad signature 00
> [Wed Feb 04 09:37:47 2004] [error] channelSocket.receive(): Bad header
> [Wed Feb 04 09:37:47 2004] [error] workerEnv.processCallbacks() Error 
> reading reply
> [Wed Feb 04 09:37:47 2004] [error] ajp13.service() ajpGetReply 
> recoverable error 120000
> [Wed Feb 04 09:37:47 2004] [error] channelSocket.open() connect failed 
> 127.0.0.1:8009 111 Connection refused
> [Wed Feb 04 09:37:47 2004] [error] ajp13.connect() failed 
> ajp13:localhost:8009
> [Wed Feb 04 09:37:47 2004] [error] ajp13.service() failed to connect 
> endpoint errno=111 Connection refused
> 
> all these lines are repeated numerous times but at the exact same time, 
> to the second, when i tried accessing the JSP page.
> 
> Previously, tomcat would hang on a sunday morning, and I disabled the 
> jk2 logging feature and it seems to fix this, but it has now since 
> hanged again.
> 
> Does anyone have any idea what is happening?
> thanks
> Sam
> 
> 
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> 
> 
> 
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-- 
Thanks,
Josh Rehman
Citysearch Toolsdev, 3559


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