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From "Surendrakumar Viswanathan -X (suviswan - HCL at Cisco)" <suvis...@cisco.com>
Subject RE: jstack and Tomcat 6 on Windows
Date Mon, 22 Sep 2008 09:56:05 GMT
OOPS It's alternate to JHAT and not JMAP.

Suren 

> -----Original Message-----
> From: Surendrakumar Viswanathan -X (suviswan - HCL at Cisco) 
> Sent: Monday, September 22, 2008 3:25 PM
> To: 'Tomcat Users List'
> Subject: RE: jstack and Tomcat 6 on Windows
> 
> Check Eclipse Memory Analyzer Tool www.eclipse.org/mat/. This 
> is alternate to JMAP, but it can parse the hprof file faster 
> and have a very visual GUI.
> 
> Thanks
> Suren 
> 
> > -----Original Message-----
> > From: Johnny Kewl [mailto:john@kewlstuff.co.za]
> > Sent: Saturday, September 20, 2008 4:40 PM
> > To: Tomcat Users List
> > Subject: Re: jstack and Tomcat 6 on Windows
> > 
> > >> Thanks everyone for their suggestions.
> > >>
> > >> Unfortunately, that doesn't help me with my particular
> > issue. I have
> > >> a memory leak in one of my apps, and when the system runs out of 
> > >> memory, it stops responding to new requests. I have a 
> script that 
> > >> will detect this condition and automatically restart 
> Tomcat. I was 
> > >> hoping to add a jstack command to this script to give me 
> a thread 
> > >> dump prior to restarting Tomcat to give me better 
> troubleshooting 
> > >> information. Your solution would work under normal
> > circumstances, but
> > >> I don't know how to script a
> > >> ctrl+break. ;-)
> > >
> > > ----------------
> > 
> > OK... I couldnt resist giving it a little go... JHat is 
> exactly what 
> > you looking for...
> > http://weblogs.java.net/blog/jfarcand/archive/2006/02/using_mu
> > stangs.html
> > 
> > Well done Sun... its exactly what I've been looking for...
> > 
> > Let the server run a little.... do a dump, run the server and then 
> > from the browser to the HIST option...
> > 
> > The highest non Sun class... webapp class... is going to be the bad 
> > guy ;)
> > 
> > Damn thats nice...
> > 
> > --------------------------------------------------------------
> > -------------
> > HARBOR : http://www.kewlstuff.co.za/index.htm
> > The most powerful application server on earth.
> > The only real POJO Application Server.
> > See it in Action : 
> > http://www.kewlstuff.co.za/cd_tut_swf/whatisejb1.htm
> > --------------------------------------------------------------
> > -------------
> > 
> > 
> > 
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> > 
> > 

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