In short, yes. Agents cannot use an older JVM version than the one the Master node was compiled for. It will appear to work, but will crash at some point.
So, as Jenkins core is compiled with Java 8, agents must run Java 8 or more (which is basically Java 8 only for now). In your case, you want to look into simply connecting very old nodes using SSH. We already discussed that on the dev list a bit. 2017-03-30 15:33 GMT+02:00 James Chapman <[email protected]>: > Very late to the discussion (especially as this was posted on the dev list > almost a year ago) but as I have a number of old Jenkins nodes on various > *nix platforms and architectures, the move to 1.8 is not something I look > forward to. > > Installing Java 1.7 on old versions of Solaris and FreeBSD was an absolute > PITA when support for 1.6 was dropped, and only just manageable, trying to > do this for 1.8 is going to be near impossible and those old distros are > required for product compatibility testing. > > In short, will the move to 1.8 require Jenkins nodes to be upgraded too? > > James > > > > On 29 March 2017 at 23:39, Baptiste Mathus <[email protected]> wrote: > >> Quick reminder. This is upcoming. >> >> The first weekly requiring Java 8 to run is expected very soon, in April >> is the plan. >> >> Cheers >> >> Le 17 janv. 2017 2:48 PM, "Baptiste Mathus" <[email protected]> a >> écrit : >> >> Hello, >> >> Please read the announcement on https://jenkins.io/blog/201 >> 7/01/17/Jenkins-is-upgrading-to-Java-8/, especially if you are still >> running Jenkins on Java 7 VM. >> >> Thank you >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Jenkins Users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit https://groups.google.com/d/ms >> gid/jenkinsci-users/CANWgJS6ie1UeUXzvxeg0dP6DmiJ7h- >> 6vDemYAMY4do2JsXrRSw%40mail.gmail.com >> <https://groups.google.com/d/msgid/jenkinsci-users/CANWgJS6ie1UeUXzvxeg0dP6DmiJ7h-6vDemYAMY4do2JsXrRSw%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> >> For more options, visit https://groups.google.com/d/optout. >> > > -- > You received this message because you are subscribed to the Google Groups > "Jenkins Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/jenkinsci-users/CAHvkzym8ppeO5H8zdC%2BY9khySm_ > JZ1%3DsnTo6LeLV2GT0iBryjg%40mail.gmail.com > <https://groups.google.com/d/msgid/jenkinsci-users/CAHvkzym8ppeO5H8zdC%2BY9khySm_JZ1%3DsnTo6LeLV2GT0iBryjg%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/CANWgJS4fMhOm20KwoK4UeS3vp39LAiDNQNUAuQcxR7nvCL%2B4Bg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
