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From André Warnier ...@ice-sa.com>
Subject Re: How to monitor performance of tomcat
Date Fri, 11 Apr 2014 14:27:18 GMT
Jeffrey Janner wrote:
>> -----Original Message-----
>> From: Christopher Schultz [mailto:chris@christopherschultz.net]
>> Sent: Friday, April 11, 2014 12:54 AM
>> To: Tomcat Users List
>> Subject: Re: How to monitor performance of tomcat
>>
>> All,
>>
>> On 4/8/14, 5:24 PM, Christopher Schultz wrote:
>>> Randir,
>>>
>>> On 4/8/14, 5:05 AM, Randhir Singh wrote:
>>>> We have an application which has JBoss as the application server
>> with
>>>> Tomcat as the web server, our application has Oracle 11g as the
>>>> database. I would give some further background to the issue we are
>>>> facing, since the last 1 1/2 months, the application slows down.
>>>> Sometimes it comes back to normal, specially on week-ends. But other
>>>> times we restart JBoss & Tomcat to bring back the application to
>>>> normal.
>>>> We have been using jconsole to monitor tomcat like
>>>> jconsole 10.101.17.79:8891
>>>> which monitors our tomcat for a work order system. If the memory
>>>> usage does not show spike and shows constant reading, the GC button
>>>> is clicked to invoke the garbage collector.
>>> You should really never have to invoke the gc yourself. It gc isn't
>>> working properly by itself, you have a big problem.
>>>
>>>> I checked out on the net and got some clue as below:
>>>> 1)      Javamelody - It seems to be a 3rd party tool which is not
>>>>  recommended.
>>> Javamelody is just fine. What makes you think it's not "recommended"?
>>>
>>>> 2)      There is a command mentioned to see the admin console,
>>>> http://<IP:port>/ but it is not displaying the required page.
>>>> Please give your inputs whether jconsole should be a help in the
>>>> right direction or some other way to monitor the performance of
>>>> Tomcat.
>>> I suspect there's no chance you are in Denver for ApacheCon right
>> now,
>>> are you? I'm giving a presentation on it tomorrow. I'll post the
>>> slides later in the afternoon MDT.
>> http://people.apache.org/~schultz/ApacheCon%20NA%202014/Monitoring%20Ap
>> ache%20Tomcat%20with%20JMX.odp
>>
>> There's a PDF version with borked slide-notes in that directory if you
>> can't read ODP.
>>
> Chris -
> The PDF file is not world readable.

It gets worse : it's not even a PDF.
;-)
Coffee, Jeffrey.


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