It would be tomorrow before I can take a look, but feel free to add me to that share and I'll take a look when I can.
Jon On Wed, 26 Dec 2018, 13:27 Matthew Broadhead <[email protected] wrote: > thanks German. i added you to the google drive share. > i have got visualvm working now and it seems i already have a lot of > memory leaks with using @ViewScoped MyFaces managed beans. > uk.me.kissy.database.entities.jpa.extras.Testimonial looks like the > worst offender > > On 26/12/2018 13:35, German Gonzalez-Morris wrote: > > It would be nice to take a look to that heap dump. > > > > > > Regards, > > > > German Gonzalez-Morris > > > > ---- > > > > ``Antes de imprimir este e-mail piense bien si es realmente necesario'' > > ``Before printing think about the Environment'' > > > > > > On Wed, Dec 26, 2018 at 9:19 AM Bruno Baptista <[email protected]> > wrote: > > > >> Thanks Matthew! > >> > >> Bruno Baptista > >> https://twitter.com/brunobat_ > >> > >> > >> On 26/12/18 12:01, Matthew Broadhead wrote: > >>> hi Bruno, > >>> no i am not directly using BVal as far as i am aware > >>> i zipped it to under 600MB. i shared you and Jean-Louis a link via > >>> google drive. let me know if there are any problems > >>> > >>> On 26/12/2018 12:31, Bruno Baptista wrote: > >>>> Hi Mathew, > >>>> > >>>> Thanks. > >>>> > >>>> Are you including some bval dependency in the code of your own app? > >>>> > >>>> You can zip that file. It will get much smaller. If you could share > >>>> it, it would be nice indeed. > >>>> > >>>> Cheers! > >>>> > >>>> Bruno Baptista > >>>> https://twitter.com/brunobat_ > >>>> > >>>> > >>>> On 26/12/18 11:27, Matthew Broadhead wrote: > >>>>> the top 4 classes on the dominator table are > >>>>> class - objects - retained heap - percentage > >>>>> org.apache.bval.cdi.BValExtension - 27 - 785,781,368 - 50.38% > >>>>> org.apache.webbeans.container.BeanManagerImpl - 27 - 262,583,784 - > >>>>> 16.84% > >>>>> org.apache.openjpa.kernel.FinalizingBrokerImpl - 6,643 - 81,369,760 > >>>>> - 5.22% > >>>>> java.lang.Class - 52,286 - 59,176,176 - 3.79% > >>>>> > >>>>> i have been using OpenJDK forever > >>>>> > >> > /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.191.b12-1.el7_6.x86_64/jre/bin/java > >>>>> > >>>>> i can make the jvm.hprof available by gogole drive or similar (at > >>>>> risk of making myself look stupid for having a big memory leak!). it > >>>>> is 3.2GB > >>>>> > >>>>> On 26/12/2018 12:19, Bruno Baptista wrote: > >>>>>> Hi Matthew > >>>>>> > >>>>>> It comes with the JDK, just type: > >>>>>> > >>>>>> $ jvisualvm > >>>>>> > >>>>>> But that BValExtension usage is intriguing. > >>>>>> > >>>>>> Can you please let us know the top 4 classes in the retained list? > >>>>>> > >>>>>> This is on 7.0.5 plus with Oracle JDK 8? > >>>>>> > >>>>>> Cheers > >>>>>> > >>>>>> Bruno Baptista > >>>>>> https://twitter.com/brunobat_ > >>>>>> > >>>>>> > >>>>>> On 26/12/18 11:10, Matthew Broadhead wrote: > >>>>>>> hi Bruno, > >>>>>>> > >>>>>>> i can't find visualvm in centos. i had it in ubuntu but i don't > >>>>>>> know which centos repo it is in. i suppose i could download it > >>>>>>> directly... > >>>>>>> > >>>>>>> eclipse memory analyser gives me a retained heap size of > >>>>>>> 785,781,368 for org.apache.bval.cdi.BValExtension which is 50.38% > >>>>>>> of everything. > >>>>>>> > >>>>>>> On 26/12/2018 11:23, Bruno Baptista wrote: > >>>>>>>> Thant's interesting Matthew. > >>>>>>>> > >>>>>>>> Usually I open those in jvisualvm. I go to classes and activate > >>>>>>>> the retained column. > >>>>>>>> > >>>>>>>> That column will calculate the retained (effective) memory usage > >>>>>>>> by class. > >>>>>>>> > >>>>>>>> Usually it takes a while to calculate, that's why it's not on by > >>>>>>>> default. > >>>>>>>> > >>>>>>>> Cheers > >>>>>>>> > >>>>>>>> Bruno Baptista > >>>>>>>> https://twitter.com/brunobat_ > >>>>>>>> > >>>>>>>> > >>>>>>>> On 26/12/18 09:28, Matthew Broadhead wrote: > >>>>>>>>> TomEE 7.0.5 plus > >>>>>>>>> > >>>>>>>>> i had a recent memory leak which was stalling the server every > >>>>>>>>> couple of days. so i did a heap dump and solved that problem. > >>>>>>>>> > >>>>>>>>> then i decided to do another heap dump because the server is > >>>>>>>>> running pretty slowly. each page is taking a few seconds to > >>>>>>>>> load on a 32GB system. (i did clear out work directory) > >>>>>>>>> > >>>>>>>>> it turns out that more than half of the memory is consumed with > >>>>>>>>> org.apache.bval.cdi.BValExtension. is this fairly normal? using > >>>>>>>>> Eclipse Memory Analyser i have dug into shortest routes to GC > >>>>>>>>> root but i don't find any of my objects listed there. mostly > >>>>>>>>> BVal stuff. are there any tips for debugging heap dumps? > > -- > Mr MT Broadhead > Nigel Broadhead Mynard > See the latest jobs available at NBM @ > https://nbmlaw.co.uk/recruitment.htm > > 32 Rainsford Road > Chelmsford Essex CM1 2QG > Tel: 01245 269909 Fax: 01245 261932 > https://nbmlaw.co.uk > > Partners: WJ Broadhead NP Eason SJ Lacey CR Broadhead D Seepaul T Carley > > Nigel Broadhead Mynard Solicitors are authorised and regulated by the > Solicitors Regulation Authority. We are also bound by their code of > conduct. 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