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From André Warnier ...@ice-sa.com>
Subject Re: How to detect down of tomcat.
Date Sun, 20 Mar 2011 11:11:02 GMT
The basic problem with "abnormal termination", is that whatever you may think of, may not 
be called, if the termination is really abnormal.

And also : define "abnormal".

Hide wrote:
> Hi, Darryl.
> 
> Thanks for your advice.
> 
> My explanation seems to have been bad.
> I explain it a little more.
> 
> It is a method to output the information of the abnormal termination in 
> "catalina.log" that I want to know.
> Would you teach it if you know some method?
> 
> Thank you.
> 
> ----- Original Message ----- From: "Darryl Lewis" 
> <darryl.lewis@unsw.edu.au>
> To: "Tomcat Users List" <users@tomcat.apache.org>
> Sent: Sunday, March 20, 2011 12:17 PM
> Subject: Re: How to detect down of tomcat.
> 
> 
> You could write something similar using windows powershell. Do you have 
> that installed on your server?
> 
> 
> On 20/03/11 2:14 PM, "Hide" <hide39ne@ob4.aitai.ne.jp> wrote:
> 
> Hi, Darryl.
> 
> Thanks for your advice.
> 
> Your script looks like very useful.
> But in my case, tomcat is running on Microsoft Windows.
> I am looking for a method to detect the down of tomcat by log file.
> 
> 
> ----- Original Message -----
> From: "Darryl Lewis" <darryl.lewis@unsw.edu.au>
> To: "Tomcat Users List" <users@tomcat.apache.org>
> Sent: Sunday, March 20, 2011 12:00 PM
> Subject: Re: How to detect down of tomcat.
> 
> 
> Put this in a cronjob to fire every minute
> 
> #!/bin/sh
> if [ `ps -ef|grep tomcat|grep -v grep|wc -l` -lt 1 ]
>  then
>  subject=`tomcat down; date`
>  address="me@domain.com"
>  ps -ef>att.txt
>  mail -s "$subject" "$addr" -- -fno-reply@yourdomain< att.txt
> fi
> 
> 
> Fill in the address with your email address, and you can also pipe an 
> attachment
> 
> For myself, I have scripts that detects when the service is down, sends 
> me an email, then tries to restart it, then will email
> if it has managed to recover it. If it can't restart it after 5 minutes, 
> then I get an SMS.
> In the morning, I can quickly see if it failed overnight, and my beauty 
> rest only gets disturbed in the really bad cases.
> 
> On 20/03/11 1:38 PM, "Hide" <hide39ne@ob4.aitai.ne.jp> wrote:
> 
> How to detect down of tomcat.
> 
> Helo.
> 
> My environment is tomcat7, java1.6, windows.
> 
> When process of tomcat terminated abnormally,
> is there any method or setting that output the abnormal termination to a 
> log file?
> 
> If there is it, please let me know.
> 
> tomcat is the premise that is not service of windows, but even service 
> is good.
> 
> The motive that wants to know such a thing is because I want to detect 
> down of tomcat in  automatically without human operation.
> I set a file and keyword in a log monitor tool, and it  detects down of 
> tomcat automatically.
> 
> Thanks for your advice.
> 
> 
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