https://repository.apache.org/content/groups/snapshots/org/apache/openejb/apache-tomee/1.7.2-SNAPSHOT/
Romain Manni-Bucau @rmannibucau <https://twitter.com/rmannibucau> | Blog <http://rmannibucau.wordpress.com> | Github <https://github.com/rmannibucau> | LinkedIn <https://www.linkedin.com/in/rmannibucau> | Tomitriber <http://www.tomitribe.com> 2015-03-30 11:03 GMT+02:00 tschuler <[email protected]>: > Hi Romain! > > Can you please provide 1.7.2 snapshot url for download? > I'll give it a try. > > Best regards, > Thomas > > From: Romain Manni-Bucau [via TomEE & OpenEJB] [mailto: > [email protected]] > Sent: Freitag, 27. März 2015 16:07 > To: Thomas Schuler > Subject: Re: thread deadlock at URLClassLoaderFirst > > Hi > > wonder if it is not fixed on snapshots (if you can try it would be welcomed > since we'll release 1.7.2 soon) > > as a workaround you can prevload the locking classes in a > ServletContextListener. Should not be the sexiest but the easiest to setup. > > > Romain Manni-Bucau > @rmannibucau <https://twitter.com/rmannibucau> | Blog > <http://rmannibucau.wordpress.com> | Github < > https://github.com/rmannibucau> | > LinkedIn <https://www.linkedin.com/in/rmannibucau> | Tomitriber > <http://www.tomitribe.com> > > 2015-03-27 15:59 GMT+01:00 tschuler <[hidden > email]</user/SendEmail.jtp?type=node&node=4674198&i=0>>: > > > Hi! > > > > We use TomEE 1.7.1 and get in troubles from time to time because of a > > thread > > dead lock resulting in an idle TomEE. It is always the same pattern as > > shown > > below - deadlock at > > org.apache.openejb.util.classloader.URLClassLoaderFirst. > > > > Extract from JVisualVM thread dump: > > > > Found one Java-level deadlock > > ============================= > > EjbTimerPool - 2 > > waiting to lock monitor 0x00000000221a3f88 (object 0x00000006c1886f50, > a > > org.apache.openejb.util.classloader.URLClassLoaderFirst), > > which is held by JmsResourceAdapter-worker- - 6 > > JmsResourceAdapter-worker- - 6 > > waiting for ownable synchronizer 0x00000006c13b0cc0, (a > > java.util.concurrent.locks.ReentrantLock$NonfairSync), > > which is held by JmsResourceAdapter-worker- - 7 > > JmsResourceAdapter-worker- - 7 > > waiting to lock monitor 0x00000000221a3f88 (object 0x00000006c1886f50, > a > > org.apache.openejb.util.classloader.URLClassLoaderFirst), > > which is held by JmsResourceAdapter-worker- - 6 > > > > Is there a way to get rid off the potential thread deadlock? > > > > Best regards, > > Thomas > > > > > > > > -- > > View this message in context: > > > http://tomee-openejb.979440.n4.nabble.com/thread-deadlock-at-URLClassLoaderFirst-tp4674197.html > > Sent from the TomEE Users mailing list archive at Nabble.com. > > > > ________________________________ > If you reply to this email, your message will be added to the discussion > below: > > http://tomee-openejb.979440.n4.nabble.com/thread-deadlock-at-URLClassLoaderFirst-tp4674197p4674198.html > To unsubscribe from thread deadlock at URLClassLoaderFirst, click here< > http://tomee-openejb.979440.n4.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=4674197&code=dGhvbWFzLnNjaHVsZXJAb3BlbnRleHQuY29tfDQ2NzQxOTd8LTE4NTIyNTQ0OTI= > >. > NAML< > http://tomee-openejb.979440.n4.nabble.com/template/NamlServlet.jtp?macro=macro_viewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21nabble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml-send_instant_email%21nabble%3Aemail.naml > > > > > > > -- > View this message in context: > http://tomee-openejb.979440.n4.nabble.com/thread-deadlock-at-URLClassLoaderFirst-tp4674197p4674222.html > Sent from the TomEE Users mailing list archive at Nabble.com. >
