You shouldn’t need to set any flags on java 8 since u191 for enhanced container support
https://medium.com/adorsys/usecontainersupport-to-the-rescue-e77d6cfea712 On Fri, 25 Oct 2019 at 19:21, Oleg Nenashev <o.v.nenas...@gmail.com> wrote: > As for your comment on OpenJ9, what did you mean by saying it will be more >> tricky taking historical reports in JIRA? > > Will try to reply later once I have time to find issue links > > >> Is there an issue/discussion open for the move to Java 11? I would love >> to see this happen as well! > > No discussion. JEP-211 > <https://github.com/jenkinsci/jep/tree/master/jep/211> deliberately set > no timeline for switching to Java 11 by default. We ship official OpenJDK > 11 images tho. > But for me it is a no-brainer that we should switch sooner or later. Our > default images do not set experimental flags for Java 8 to enable > integration with cgroups, so basically Jenkins does not apply resource > restrictions n Docker and K8s. > I think Java 11 enablement is justified just by this fact. > > > > On Fri, Oct 25, 2019 at 9:09 PM Jim Crowley <james.crow...@ibm.com> wrote: > >> Oleg, >> >> That’s a good idea. Support both before we make the full switch over to >> AdoptOpenJDK. >> >> As for your comment on OpenJ9, what did you mean by saying it will be >> more tricky taking historical reports in JIRA? >> >> Is there an issue/discussion open for the move to Java 11? I would love >> to see this happen as well! >> >> >> On Friday, October 25, 2019 at 2:03:38 PM UTC-4, Oleg Nenashev wrote: >>> >>> Sorry for being late to the thread. I am +1 for migrating Jenkins to >>> AdoptOpenJDK by default. >>> We already run significant parts of our infrastructure on AdoptOpenJDK, >>> and so far I have not seen any issues when the HotSpot engine is used. >>> OpenJ9 would be much more tricky taking the historical reports in >>> Jenkins JIRA. >>> >>> We also have an option to ship OpenJDK and AdoptOpenJDK images in >>> parallel and then move when we feel it works well. >>> Bonus points for switching to Java 11 by default at the same time :D >>> >>> >>> BR, Oleg >>> >>> >>> >>> >>> On Wednesday, October 23, 2019 at 8:08:42 PM UTC+3, Jim Crowley wrote: >>>> >>>> Thanks for the information and invite. I'll try to make it tomorrow. >>>> >>>> On Tuesday, October 22, 2019 at 5:04:20 PM UTC-4, Mark Waite wrote: >>>>> >>>>> This seems like a very good topic for discussion in the Jenkins >>>>> Platform Special Interest Group meeting Thursday at 14:00 UTC ( >>>>> https://jenkins.io/sigs/platform/#meetings) . I've added two items >>>>> to the agenda ( >>>>> https://docs.google.com/document/d/1bDfUdtjpwoX0HO2PRnfqns_TROBOK8tmP6SgVhubr2Y/edit# >>>>> ). >>>>> >>>>> The meeting is hosted through Zoom video conferencing and is >>>>> recorded. The meeting URL is posted to the Gitter channel about 10 >>>>> minutes >>>>> before the meeting starts ( https://gitter.im/jenkinsci/platform-sig). >>>>> >>>>> On Tue, Oct 22, 2019 at 2:49 PM Jim Crowley <james....@ibm.com> wrote: >>>>> >>>>>> Irwin, >>>>>> >>>>>> >>>>>> Thanks for the links! One of those issue is one I opened up! Like I >>>>>> mentioned to Mark, I spoke with the Adopt team and the additional support >>>>>> of more base images are coming in the next PR. The testing framework >>>>>> needs >>>>>> to be updated first to support the additional bases. >>>>>> >>>>>> >>>>>> >>>>>> On Tuesday, October 22, 2019 at 4:30:20 PM UTC-4, Irwin D'Souza wrote: >>>>>>> >>>>>>> I mentioned this thread on the AdoptOpenJDK slack instance; it looks >>>>>>> like there's been talks around increased Docker base image coverage: >>>>>>> https://github.com/AdoptOpenJDK/openjdk-docker/issues/236 & >>>>>>> https://github.com/AdoptOpenJDK/openjdk-tests/issues/1109 >>>>>>> >>>>>>> On Tue, Oct 22, 2019 at 1:47 PM Mark Waite <mark.e...@gmail.com> >>>>>>> wrote: >>>>>>> >>>>>>>> Yes, issues with musl vs. glibc were the key reason that I had >>>>>>>> heard for OpenJDK to not be willing to support Java 11 on Alpine. >>>>>>>> >>>>>>>> I don't see any mention of Alpine or Debian on the official images >>>>>>>> page at https://hub.docker.com/_/adoptopenjdk . There is mention >>>>>>>> of Alpine and Debian on the unofficial images page at >>>>>>>> https://hub.docker.com/r/adoptopenjdk/openjdk8 . Is there >>>>>>>> somewhere that the difference between official and unofficial >>>>>>>> AdoptOpenJDK >>>>>>>> images is described? >>>>>>>> >>>>>>>> On Tue, Oct 22, 2019 at 7:30 AM Jim Crowley <james....@ibm.com> >>>>>>>> wrote: >>>>>>>> >>>>>>>>> Mark, >>>>>>>>> >>>>>>>>> For Alpine are you referring to the issue with glibc vs musl? It >>>>>>>>> looks like the AdoptOpenJDK team built Alpine images with glibc >>>>>>>>> install on >>>>>>>>> top of the base image. You can look at the Dockefile here, >>>>>>>>> https://github.com/AdoptOpenJDK/openjdk-docker/tree/master/8/jdk/alpine >>>>>>>>> . >>>>>>>>> >>>>>>>>> I am loving the AdoptOpenJDK team's support for multiple platforms >>>>>>>>> too! I think it is also nice having all the OpenJ9 builds as well as >>>>>>>>> Hotspot. Give users more choice is a good thing! I am really hoping >>>>>>>>> for an >>>>>>>>> arm port of OpenJ9 down the line! >>>>>>>>> >>>>>>>>> Let me know if you have any more questions! >>>>>>>>> >>>>>>>>> On Friday, October 18, 2019 at 6:54:08 PM UTC-4, Mark Waite wrote: >>>>>>>>>> >>>>>>>>>> Thanks very much for starting the discussion. >>>>>>>>>> >>>>>>>>>> I'm interested in evaluating the switch from OpenJDK to >>>>>>>>>> AdoptOpenJDK. I've been using JDK 8 and 11 hotspot builds from >>>>>>>>>> AdoptOpenJDK for many months with very good results. >>>>>>>>>> >>>>>>>>>> Several of the OpenJDK providers (Red Hat, Amazon, Azul) seem to >>>>>>>>>> be limiting their platform support much more than AdoptOpenJDK does. >>>>>>>>>> So >>>>>>>>>> long as we can get the platforms we need (Debian, CentOS, UBI), I'm >>>>>>>>>> interested in evaluating the change. >>>>>>>>>> >>>>>>>>>> I thought there were specific barriers that prevent Alpine Linux >>>>>>>>>> support, though I see that Azul provides an Alpine Linux build for >>>>>>>>>> 8, 11, >>>>>>>>>> and 13. >>>>>>>>>> >>>>>>>>>> On Fri, Oct 18, 2019 at 2:09 PM Jim Crowley <james....@ibm.com> >>>>>>>>>> wrote: >>>>>>>>>> >>>>>>>>>>> I posted this proposal on GitHub, >>>>>>>>>>> https://github.com/jenkinsci/docker/issues/893, but also wanted >>>>>>>>>>> to get the feedback of the community here. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> As we start to look into supporting multiple architectures, we >>>>>>>>>>> might want to pivot from using OpenJDK to AdoptOpenJDK. There are >>>>>>>>>>> couple >>>>>>>>>>> reasons behind this. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> First, it makes our build scripts and Dockerfiles easier to >>>>>>>>>>> maintain. Currently, in publish-experimental.sh, we have logic that >>>>>>>>>>> handles >>>>>>>>>>> pulling from the “right” OpenJDK for a specific architecture. This >>>>>>>>>>> could be >>>>>>>>>>> remove as the AdoptOpenJDK Docker image, >>>>>>>>>>> https://hub.docker.com/_/adoptopenjdk, has a manifest file that >>>>>>>>>>> will handle pulling the correct image for the given architecture. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> Second, the OpenJDK image’s we are pulling from to build out our >>>>>>>>>>> multi-arch images, s390x/ openjdk:8-jdk, arm32v7/openjdk:8-jdk, >>>>>>>>>>> etc. will >>>>>>>>>>> not be updated anymore. This has to do with OpenJDK not publishing >>>>>>>>>>> “official” binaries for these architectures. More information on >>>>>>>>>>> this issue >>>>>>>>>>> can be found here, >>>>>>>>>>> https://github.com/docker-library/openjdk/issues/364#issuecomment-540821603 >>>>>>>>>>> . >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> Third, this would pair nicely with the proposal to add OpenJ9, >>>>>>>>>>> https://github.com/jenkinsci/docker/issues/884. The >>>>>>>>>>> AdoptOpenJDK image has tags that support OpenJ9, so it should not >>>>>>>>>>> be to >>>>>>>>>>> much more work to support this additional tag for our Jenkins >>>>>>>>>>> images. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> The only roadblock right now is the base image/tag support the >>>>>>>>>>> official AdoptOpenJDK image on DockerHub. Currently, they only >>>>>>>>>>> support an >>>>>>>>>>> Ubuntu and Widows Server Core base image. I talked with the Adopt >>>>>>>>>>> team, >>>>>>>>>>> Alpine and Debian, Ubi base images are coming down the pipeline. >>>>>>>>>>> This is >>>>>>>>>>> aimed at the next PR to the official DockerHub image repository. >>>>>>>>>>> CentOS/ClefOS are also coming but I do not have an ETA. >>>>>>>>>>> >>>>>>>>>>> Now we could wait for the official image or we could use the >>>>>>>>>>> unofficial images the Adopt team does produce. Using the unofficial >>>>>>>>>>> images >>>>>>>>>>> does provide us with Alpine, Debian, etc support quicker. But they >>>>>>>>>>> will be >>>>>>>>>>> unofficial images, which I know some users do not like to use. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> Either way, I wanted to get community feedback! So please let me >>>>>>>>>>> know what you think of this proposal. >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>> Google Groups "Jenkins Developers" group. >>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>> it, send an email to jenkin...@googlegroups.com. >>>>>>>>>>> To view this discussion on the web visit >>>>>>>>>>> https://groups.google.com/d/msgid/jenkinsci-dev/6eb646a8-6835-4720-beca-9afe95fa0ca0%40googlegroups.com >>>>>>>>>>> <https://groups.google.com/d/msgid/jenkinsci-dev/6eb646a8-6835-4720-beca-9afe95fa0ca0%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>>>>> . >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> Thanks! >>>>>>>>>> Mark Waite >>>>>>>>>> >>>>>>>>> -- >>>>>>>>> You received this message because you are subscribed to the Google >>>>>>>>> Groups "Jenkins Developers" group. >>>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>>> send an email to jenkin...@googlegroups.com. >>>>>>>>> To view this discussion on the web visit >>>>>>>>> https://groups.google.com/d/msgid/jenkinsci-dev/c159ed57-6990-4a66-9756-38517e6800f3%40googlegroups.com >>>>>>>>> <https://groups.google.com/d/msgid/jenkinsci-dev/c159ed57-6990-4a66-9756-38517e6800f3%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>>> . >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> Thanks! >>>>>>>> Mark Waite >>>>>>>> >>>>>>>> -- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups "Jenkins Developers" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send an email to jenkin...@googlegroups.com. >>>>>>>> To view this discussion on the web visit >>>>>>>> https://groups.google.com/d/msgid/jenkinsci-dev/CAO49JtGCZ4Spq3H3gRis3EvWJNZqfFUqOwU%3Dkhexhr%2BYmNjX4g%40mail.gmail.com >>>>>>>> <https://groups.google.com/d/msgid/jenkinsci-dev/CAO49JtGCZ4Spq3H3gRis3EvWJNZqfFUqOwU%3Dkhexhr%2BYmNjX4g%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>>>> . >>>>>>>> >>>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "Jenkins Developers" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to jenkin...@googlegroups.com. >>>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/d/msgid/jenkinsci-dev/4c6fe5e0-6b57-463a-839b-4f7b1fd8246b%40googlegroups.com >>>>>> <https://groups.google.com/d/msgid/jenkinsci-dev/4c6fe5e0-6b57-463a-839b-4f7b1fd8246b%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> >>>>> >>>>> -- >>>>> Thanks! >>>>> Mark Waite >>>>> >>>> -- >> > You received this message because you are subscribed to a topic in the >> Google Groups "Jenkins Developers" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/jenkinsci-dev/nI_eln7FLiM/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> jenkinsci-dev+unsubscr...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/jenkinsci-dev/3f47172f-d09e-4601-b239-fa3b8205197c%40googlegroups.com >> <https://groups.google.com/d/msgid/jenkinsci-dev/3f47172f-d09e-4601-b239-fa3b8205197c%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "Jenkins Developers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to jenkinsci-dev+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/jenkinsci-dev/CAPfivLA_WHt9M2ObHHkwy2KOhBbwFC6RoC_T9gO%2BE6YzKpdC4A%40mail.gmail.com > <https://groups.google.com/d/msgid/jenkinsci-dev/CAPfivLA_WHt9M2ObHHkwy2KOhBbwFC6RoC_T9gO%2BE6YzKpdC4A%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Jenkins Developers" group. 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