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Date: Thu, 3 Feb 2011 11:40:08 +0100
Message-ID: <AANLkTinCkd-n0UiCeCfk-=2_wrv-cBZrBfst1kVRgQkE@mail.gmail.com>
Subject: Re: Monitoring production tomcat
From: Leon Rosenberg <rosenberg.leon@gmail.com>
To: Tomcat Users List <users@tomcat.apache.org>
Content-Type: text/plain; charset=ISO-8859-1

There is clearly only one solution ;-)
http://moskito.anotheria.net

Ok, advertisement aside, there are multiple, but moskito provides most
information of all the available tools.

Feel free to ask offlist too.

regards
Leon

On Thu, Feb 3, 2011 at 10:57 AM, Adam Lipscombe
<adam.lipscombe@gmail.com> wrote:
>
> Folks
>
>
> We have a several production servers, each of which runs 1 instance of
> tomcat. Within each instance of tomcat there are approximately 10
> virtual websites. Each virtual website runs a copy of our web app.
> Therefore each server hosts @ 10 instances of our web app
>
> On a couple of the servers we are having problems with tomcat running
> out of memory and sometimes dropping the JDBC link to the MYSQL database
> etc.
> We usually restart tomcat, which of course cures the issues. However doing
> do affects every virtual site and therefore is not ideal from our customer's
> perspective.
>
> We have been looking at this problem for some time, however it is very
> difficult to determine what is causing these problems. Very likely something
> in out webapp.
>
>
> What would help is some kind of management or monitoring facility
> that allows us to see which virtual site is getting into trouble.
> Ideally it should give enough information to help us track down what is
> causing the issue. Memory usage per site, thread view etc.
>
>
> Can anyone recommend anything that can do this? Commercial or free?
>
>
> Many thanks - Adam
>
>
>
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