BTW one possible cause is that your user has exceeded the max open files limit, and you need to bump ulimit. The reason I am interested in the stack trace though is to see which poll provider is throwing the error. Sent from my iPhone On Dec 27, 2013, at 9:07 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: > Oops > > Sent from my iPhone > > On Dec 27, 2013, at 9:00 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: > >> Any chance you can get a stack trace out of it? Upping the log level or using a debugger to catch IOException would do the trick. >> >> The error means the OS is throwing EINVAL. >> >> Is this a OSX Mavericks? If so can you double check you are running the latest JVM? >> >> Sent from my iPhone >> >> On Dec 27, 2013, at 8:36 AM, Tomaž Cerar <tomaz.cerar(a)gmail.com&gt; wrote: >> >>> Isn't that the same error that happens only on your mac also in few other cases? >>> >>> Can you try on any other platform? >>> >>> Sent from my Phone >>> From: Ales Justin >>> Sent: ‎27.‎12.‎2013 14:14 >>> To: Wildfly Dev mailing list >>> Subject: [wildfly-dev] xnio selection err >>> >>> While using UnderTow's JSR WebSockets, >>> implementing simple chat app, between 2 diff browsers (Chrome and Safari), >>> I get a flood of these log lines: >>> >>> 14:09:22,890 WARN [org.xnio.nio.selector] (default I/O-3) XNIO008000: Received an I/O error on selection: java.io.IOException: Invalid argument >>> >>> Any idea? >>> >>> -Ales >>> >>> _______________________________________________ >>> wildfly-dev mailing list >>> wildfly-dev(a)lists.jboss.org >>> https://lists.jboss.org/mailman/listinfo/wildfly-dev > _______________________________________________ > wildfly-dev mailing list > wildfly-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/wildfly-dev _______________________________________________ wildfly-dev mailing list wildfly-dev(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/wildfly-dev

Can you try using dtruss for kevent: 1. Start server 2. Get PID (jps) 3. sudo dtruss -f -t kevent -p PID 2> truss.log Sent from my iPad On Dec 27, 2013, at 9:47 AM, Ales Justin <ales.justin(a)gmail.com&gt; wrote: > Debugging org.xnio.nio.WorkerThread : > (with few e.printStackTrace() invocations) > > https://gist.github.com/alesj/8148775 > > On 27 Dec 2013, at 16:16, Jason Greene <jgreene(a)redhat.com&gt; wrote: > >> BTW one possible cause is that your user has exceeded the max open files limit, and you need to bump ulimit. >> >> The reason I am interested in the stack trace though is to see which poll provider is throwing the error. >> >> Sent from my iPhone >> >> On Dec 27, 2013, at 9:07 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: >> >>> Oops >>> >>> Sent from my iPhone >>> >>> On Dec 27, 2013, at 9:00 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>> >>>> Any chance you can get a stack trace out of it? Upping the log level or using a debugger to catch IOException would do the trick. >>>> >>>> The error means the OS is throwing EINVAL. >>>> >>>> Is this a OSX Mavericks? If so can you double check you are running the latest JVM? >>>> >>>> Sent from my iPhone >>>> >>>> On Dec 27, 2013, at 8:36 AM, Tomaž Cerar <tomaz.cerar(a)gmail.com&gt; wrote: >>>> >>>>> Isn't that the same error that happens only on your mac also in few other cases? >>>>> >>>>> Can you try on any other platform? >>>>> >>>>> Sent from my Phone >>>>> From: Ales Justin >>>>> Sent: ‎27.‎12.‎2013 14:14 >>>>> To: Wildfly Dev mailing list >>>>> Subject: [wildfly-dev] xnio selection err >>>>> >>>>> While using UnderTow's JSR WebSockets, >>>>> implementing simple chat app, between 2 diff browsers (Chrome and Safari), >>>>> I get a flood of these log lines: >>>>> >>>>> 14:09:22,890 WARN [org.xnio.nio.selector] (default I/O-3) XNIO008000: Received an I/O error on selection: java.io.IOException: Invalid argument >>>>> >>>>> Any idea? >>>>> >>>>> -Ales >>>>> >>>>> _______________________________________________ >>>>> wildfly-dev mailing list >>>>> wildfly-dev(a)lists.jboss.org >>>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >>> _______________________________________________ >>> wildfly-dev mailing list >>> wildfly-dev(a)lists.jboss.org >>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >> _______________________________________________ >> wildfly-dev mailing list >> wildfly-dev(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/wildfly-dev >

Oh is it always at shutdown?

On Jan 2, 2014, at 5:28 AM, Ales Justin <ales.justin(a)gmail.com&gt; wrote: > Here: > * https://gist.github.com/alesj/8217872 > > But I didn't get any WARN log during my "chat", only at shutdown. > Does it still help? Otherwise I can try to catch this when getting WARNings during chat. > > -Ales > > On 28 Dec 2013, at 17:14, Jason Greene <jgreene(a)redhat.com&gt; wrote: > >> Can you try using dtruss for kevent: >> >> 1. Start server >> 2. Get PID (jps) >> 3. sudo dtruss -f -t kevent -p PID 2> truss.log >> >> >> Sent from my iPad >> >> On Dec 27, 2013, at 9:47 AM, Ales Justin <ales.justin(a)gmail.com&gt; wrote: >> >>> Debugging org.xnio.nio.WorkerThread : >>> (with few e.printStackTrace() invocations) >>> >>> https://gist.github.com/alesj/8148775 >>> >>> On 27 Dec 2013, at 16:16, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>> >>>> BTW one possible cause is that your user has exceeded the max open files limit, and you need to bump ulimit. >>>> >>>> The reason I am interested in the stack trace though is to see which poll provider is throwing the error. >>>> >>>> Sent from my iPhone >>>> >>>> On Dec 27, 2013, at 9:07 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>>> >>>>> Oops >>>>> >>>>> Sent from my iPhone >>>>> >>>>> On Dec 27, 2013, at 9:00 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>>>> >>>>>> Any chance you can get a stack trace out of it? Upping the log level or using a debugger to catch IOException would do the trick. >>>>>> >>>>>> The error means the OS is throwing EINVAL. >>>>>> >>>>>> Is this a OSX Mavericks? If so can you double check you are running the latest JVM? >>>>>> >>>>>> Sent from my iPhone >>>>>> >>>>>> On Dec 27, 2013, at 8:36 AM, Tomaž Cerar <tomaz.cerar(a)gmail.com&gt; wrote: >>>>>> >>>>>>> Isn't that the same error that happens only on your mac also in few other cases? >>>>>>> >>>>>>> Can you try on any other platform? >>>>>>> >>>>>>> Sent from my Phone >>>>>>> From: Ales Justin >>>>>>> Sent: ‎27.‎12.‎2013 14:14 >>>>>>> To: Wildfly Dev mailing list >>>>>>> Subject: [wildfly-dev] xnio selection err >>>>>>> >>>>>>> While using UnderTow's JSR WebSockets, >>>>>>> implementing simple chat app, between 2 diff browsers (Chrome and Safari), >>>>>>> I get a flood of these log lines: >>>>>>> >>>>>>> 14:09:22,890 WARN [org.xnio.nio.selector] (default I/O-3) XNIO008000: Received an I/O error on selection: java.io.IOException: Invalid argument >>>>>>> >>>>>>> Any idea? >>>>>>> >>>>>>> -Ales >>>>>>> >>>>>>> _______________________________________________ >>>>>>> wildfly-dev mailing list >>>>>>> wildfly-dev(a)lists.jboss.org >>>>>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >>>>> _______________________________________________ >>>>> wildfly-dev mailing list >>>>> wildfly-dev(a)lists.jboss.org >>>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >>>> _______________________________________________ >>>> wildfly-dev mailing list >>>> wildfly-dev(a)lists.jboss.org >>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >>> > > _______________________________________________ > wildfly-dev mailing list > wildfly-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/wildfly-dev

I guess you still need this, while the app is running? -Ales On 02 Jan 2014, at 15:25, Ales Justin <ales.justin(a)gmail.com&gt; wrote: >> Oh is it always at shutdown? > > No. > It's also while the app runs. > But dunno how to re-produce it on a constant basis. > > -Ales > >> On Jan 2, 2014, at 5:28 AM, Ales Justin <ales.justin(a)gmail.com&gt; wrote: >> >>> Here: >>> * https://gist.github.com/alesj/8217872 >>> >>> But I didn't get any WARN log during my "chat", only at shutdown. >>> Does it still help? Otherwise I can try to catch this when getting WARNings during chat. >>> >>> -Ales >>> >>> On 28 Dec 2013, at 17:14, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>> >>>> Can you try using dtruss for kevent: >>>> >>>> 1. Start server >>>> 2. Get PID (jps) >>>> 3. sudo dtruss -f -t kevent -p PID 2> truss.log >>>> >>>> >>>> Sent from my iPad >>>> >>>> On Dec 27, 2013, at 9:47 AM, Ales Justin <ales.justin(a)gmail.com&gt; wrote: >>>> >>>>> Debugging org.xnio.nio.WorkerThread : >>>>> (with few e.printStackTrace() invocations) >>>>> >>>>> https://gist.github.com/alesj/8148775 >>>>> >>>>> On 27 Dec 2013, at 16:16, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>>>> >>>>>> BTW one possible cause is that your user has exceeded the max open files limit, and you need to bump ulimit. >>>>>> >>>>>> The reason I am interested in the stack trace though is to see which poll provider is throwing the error. >>>>>> >>>>>> Sent from my iPhone >>>>>> >>>>>> On Dec 27, 2013, at 9:07 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>>>>> >>>>>>> Oops >>>>>>> >>>>>>> Sent from my iPhone >>>>>>> >>>>>>> On Dec 27, 2013, at 9:00 AM, Jason Greene <jgreene(a)redhat.com&gt; wrote: >>>>>>> >>>>>>>> Any chance you can get a stack trace out of it? Upping the log level or using a debugger to catch IOException would do the trick. >>>>>>>> >>>>>>>> The error means the OS is throwing EINVAL. >>>>>>>> >>>>>>>> Is this a OSX Mavericks? If so can you double check you are running the latest JVM? >>>>>>>> >>>>>>>> Sent from my iPhone >>>>>>>> >>>>>>>> On Dec 27, 2013, at 8:36 AM, Tomaž Cerar <tomaz.cerar(a)gmail.com&gt; wrote: >>>>>>>> >>>>>>>>> Isn't that the same error that happens only on your mac also in few other cases? >>>>>>>>> >>>>>>>>> Can you try on any other platform? >>>>>>>>> >>>>>>>>> Sent from my Phone >>>>>>>>> From: Ales Justin >>>>>>>>> Sent: ‎27.‎12.‎2013 14:14 >>>>>>>>> To: Wildfly Dev mailing list >>>>>>>>> Subject: [wildfly-dev] xnio selection err >>>>>>>>> >>>>>>>>> While using UnderTow's JSR WebSockets, >>>>>>>>> implementing simple chat app, between 2 diff browsers (Chrome and Safari), >>>>>>>>> I get a flood of these log lines: >>>>>>>>> >>>>>>>>> 14:09:22,890 WARN [org.xnio.nio.selector] (default I/O-3) XNIO008000: Received an I/O error on selection: java.io.IOException: Invalid argument >>>>>>>>> >>>>>>>>> Any idea? >>>>>>>>> >>>>>>>>> -Ales >>>>>>>>> >>>>>>>>> _______________________________________________ >>>>>>>>> wildfly-dev mailing list >>>>>>>>> wildfly-dev(a)lists.jboss.org >>>>>>>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >>>>>>> _______________________________________________ >>>>>>> wildfly-dev mailing list >>>>>>> wildfly-dev(a)lists.jboss.org >>>>>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >>>>>> _______________________________________________ >>>>>> wildfly-dev mailing list >>>>>> wildfly-dev(a)lists.jboss.org >>>>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev >>>>> >>> >>> _______________________________________________ >>> wildfly-dev mailing list >>> wildfly-dev(a)lists.jboss.org >>> https://lists.jboss.org/mailman/listinfo/wildfly-dev > _______________________________________________ wildfly-dev mailing list wildfly-dev(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/wildfly-dev

Skywalker:bin alesj$ java -version java version "1.7.0_45" Java(TM) SE Runtime Environment (build 1.7.0_45-b18) Java HotSpot(TM) 64-Bit Server VM (build 24.45-b08, mixed mode) Latest?