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From Pid <>
Subject Re: Timer leak detection, false positives
Date Fri, 11 Jun 2010 13:41:21 GMT
On 11/06/2010 14:13, Marcus Better wrote:
> Hi,
> I run a Grails app on Tomcat 6.0.26 (OpenJDK 6, Debian). When undeploying,
> it reports several leaked objects, including a timer thread that was left
> running.
> This thread belongs to EhCache, and by inspecting the code, it looks like
> the timer should be cancelled properly when the application is shut down.
> Therefore I suspect that it might be a false positive. Is this likely or
> not?

It's possible.

Can you build a small test case in web app form that replicates this?


> The app uses Spring's EhCacheManagerFactoryBean, which calls
> EhCacheManager.shutdown() during application context shutdown. That in turn
> calls cancel() and purge() on the Timer.
> Cheers,
> Marcus

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