Ok, thanks, Chris.
I'll look more deeply into those potential issues.
-Original Message-
From: Christopher Schultz [mailto:ch...@christopherschultz.net]
Sent: Wednesday, April 07, 2010 4:16 PM
To: Tomcat Users List
Subject: Re: [OT] Shutdown hook for correctly unloading dr
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Barry,
On 4/7/2010 2:53 PM, Propes, Barry L wrote:
> Ok, Chris, thanks.
>
> Mine wasn't "recognizing" any app on the host and port.
I've only done local profiling, not remote, so I won't be too much help,
here. You might want to double-check any fir
r Schultz [mailto:ch...@christopherschultz.net]
Sent: Wednesday, April 07, 2010 11:03 AM
To: Tomcat Users List
Subject: Re: [OT] Shutdown hook for correctly unloading drivers
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Barry,
On 4/7/2010 10:18 AM, Propes, Barry L wrote:
> Ok, thanks. Having a bit of a
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Hash: SHA1
Barry,
On 4/7/2010 10:18 AM, Propes, Barry L wrote:
> Ok, thanks. Having a bit of an issue early on, since I'm notusing an IDE of
> any kind to embed it.
That shouldn't be a problem: YourKit asks you to choose your IDE, just
choose "Cancel". It's n
Ok, thanks. Having a bit of an issue early on, since I'm notusing an IDE of any
kind to embed it.
-Original Message-
From: Mark Thomas [mailto:ma...@apache.org]
Sent: Tuesday, April 06, 2010 5:56 PM
To: Tomcat Users List
Subject: Re: Shutdown hook for correctly unloading drivers
e a couple of times when I needed one for projects at work.
Mark
>
> Thanks,
>
> Barry
>
> -Original Message-
> From: Mark Thomas [mailto:ma...@apache.org]
> Sent: Friday, March 26, 2010 7:27 AM
> To: Tomcat Users List
> Subject: Re: Shutdown hook for corr
t: Re: Shutdown hook for correctly unloading drivers
On 26/03/2010 11:52, Timo Meinen wrote:
> Hi,
>
> I would like to know, if there is a shutdown-hook for Tomcat
> available. Or what the prefered way is, to correctly unload drivers
> like JDBC drivers.
>
> Unloading the
On 29/03/2010 10:19, Steffen Heil wrote:
> Hi
>
>>> I am thinking about a strategy to iterate over all running threads and
>>> interrupt (and if absolutely necessary stop) all threads started by a
>>> certain classloader (not sure if it is possible, but I suspect so -
> might
>>> require instrumen
Hi
> > I am thinking about a strategy to iterate over all running threads and
> > interrupt (and if absolutely necessary stop) all threads started by a
> > certain classloader (not sure if it is possible, but I suspect so -
might
> > require instrumention though.)
> Tomcat can already do this.
Gr
> From: Steffen Heil [mailto:li...@steffen-heil.de]
> Subject: AW: Shutdown hook for correctly unloading drivers
>
> However, there are web applications that have own threads
> (file reaper, connection pool, etc.).
It's the application's responsibility to manage tho
On 28/03/2010 19:46, Steffen Heil wrote:
> Hi
>
> You wrote, that when an application is unloaded, that tomcat discards all
> references to the classes of that web application, therefore the garbage
> collector could effectively "unload" that application.
>
> However, there are web applications t
so - might
require instrumention though.)
Regards,
Steffen
-Ursprüngliche Nachricht-
Von: Caldarale, Charles R [mailto:chuck.caldar...@unisys.com]
Gesendet: Sonntag, 28. März 2010 16:39
An: Tomcat Users List
Betreff: RE: Shutdown hook for correctly unloading drivers
> From: Steffen He
> From: Steffen Heil [mailto:li...@steffen-heil.de]
> Subject: AW: Shutdown hook for correctly unloading drivers
>
> This does not hold, as soon as Threads are involved, right?
I don't understand your comment; Thread objects always exist, and what do you
think that has to
Hi
> > How does tomcat unload classes?
> It doesn't, at least not directly. Tomcat simply eliminates all
references to the classes; the actual unloading is done by GC at some point
in the future.
> > Is there even a way in java to do this?
> Just the above. But making the classes unreachable sh
> From: Steffen Heil [mailto:li...@steffen-heil.de]
> Subject: AW: Shutdown hook for correctly unloading drivers
>
> How does tomcat unload classes?
It doesn't, at least not directly. Tomcat simply eliminates all references to
the classes; the actual unloading is done by GC
Hi
> > I would like to know, if there is a shutdown-hook for Tomcat
> > available. Or what the prefered way is, to correctly unload drivers
> > like JDBC drivers.
> Tomcat has unloaded the driver. That won't be causing your memory leak.
How does tomcat unload classes?
Some (especially some pool
On 26/03/2010 12:35, Timo Meinen wrote:
> Hi Mark,
>
> thank you for the answer. I do have a YourKit license for our open
> source framework, so I will profile my webapp.
>
>> Tomcat has unloaded the driver. That won't be causing your memory leak.
> Does this mean, that the additional memory whic
Hi Mark,
thank you for the answer. I do have a YourKit license for our open
source framework, so I will profile my webapp.
> Tomcat has unloaded the driver. That won't be causing your memory leak.
Does this mean, that the additional memory which is allocated after a
redeploy cannot be the mysql-d
On 26/03/2010 11:52, Timo Meinen wrote:
> Hi,
>
> I would like to know, if there is a shutdown-hook for Tomcat
> available. Or what the prefered way is, to correctly unload drivers
> like JDBC drivers.
>
> Unloading the drivers seems to be important for us, because after
> redeploying the web app
Hi,
I would like to know, if there is a shutdown-hook for Tomcat
available. Or what the prefered way is, to correctly unload drivers
like JDBC drivers.
Unloading the drivers seems to be important for us, because after
redeploying the web appliction to often during continuous integration
leads to
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