+1 for using 2.541 as new baseline On Sunday, 14 December 2025 at 12:42:18 UTC+1 [email protected] wrote:
> Maybe we should not use dates and discuss weekly release numbers;-) I was > irritated about your March deadline. > > I am fine with using 2.541 as latest baseline for the LTS that supports > Java 17. > Weekly releases 2.54x where x is 2, 3 or another small number should > switch to Java 21 as baseline (whenever a PR has been created, is there a > similar PR available for the Java 11 -> Java 21 switch?). We should not > wait for March to make the transition to have time to fix potential > problems. > > That means, plugins can start to switch to Java 21 soon when they use this > new Java 21 Jenkins weekly baseline version. > > Am 13.12.2025 um 15:03 schrieb Mark Waite <[email protected]>: > > On Sat, Dec 13, 2025 at 6:04 AM Ullrich Hafner <[email protected]> > wrote: > >> >> I think we should not wait another four months, we are already late in >> our plan: >> [image: Figure 4] >> >> We agreed in a long discussion to switch to Java 21 this year and that >> already was a compromise (actually we planned to switch to Java 21 right >> after the drop of Java 11). So I think we should stick to that plan (that >> has been accepted by the Governance board) and drop Java 17 the next weekly >> after the next LTS baseline switch. This is already later than planned. I >> also did not hear any complaint from users that still want to use the Java >> 17 runtime so why should we wait for that step again. Java 21 support ist >> already available for two years now. >> >> > When you say that we should "drop Java 17 in the next weekly after the > next LTS baseline switch", I assume you mean 2.541 as the next LTS > baseline switch. The 2.541.1 release is scheduled for Jan 21, 2026. > > If that assumption is correct, then I think that your idea matches mine. > The 2.541.1 LTS will support Java 17 because 2.541 weekly supports Java > 17. Weekly releases after 2.541 can drop support for Java 17 so that the > LTS baseline selected on March 4, 2026 will not support Java 17. Someone > (who?) can submit the pull requests necessary to drop Java 17 support from > a Jenkins weekly release after 2.541. The new LTS baseline that releases > on April 15, 2026 would be the first LTS to drop support for Java 17. > > 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 [email protected]. > > To view this discussion visit > https://groups.google.com/d/msgid/jenkinsci-dev/CAO49JtFoqqx_8RBca0kurV_UJMHaJeZ%2B%3DZe0TsukDgcir8wj0g%40mail.gmail.com > > <https://groups.google.com/d/msgid/jenkinsci-dev/CAO49JtFoqqx_8RBca0kurV_UJMHaJeZ%2B%3DZe0TsukDgcir8wj0g%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 [email protected]. To view this discussion visit https://groups.google.com/d/msgid/jenkinsci-dev/476d4547-d078-41fe-8792-e7da68ee8b47n%40googlegroups.com.
