Unsubscribe me Thanks & Regards Sri Tummala
On Wed, Aug 5, 2026, 12:09 PM Gianluca Bonetti <[email protected]> wrote: > Hello > > I have been running software on Apache Ignite 2.18 with Java 17 for years. > > In my experience, upgrading from 2.17 to 2.18 required no extra steps, I > just used the latest Ignite version. Of course, you must shut down your > cluster to upgrade, as rolling updates are only supported in GridGain. > > Apache Ignite 2.18 does not list Java 21 as a supported platform: > https://ignite.apache.org/docs/ignite2/latest/quick-start/java > > https://ignite.apache.org/docs/ignite2/latest/quick-start/java#running-ignite-with-java-11-or-later > > As Apache Ignite is community-supported, I would not suggest running it on > an unsupported Java version. Otherwise, you will be on your own for > support, if that is something you can afford. > > Cheers > Gianluca Bonetti > > > On Wed, 5 Aug 2026 at 05:49, BEELA GAYATRI via user < > [email protected]> wrote: > >> TCS Confidential >> >> Hi @[email protected] <[email protected]>, >> >> >> We are currently using *Apache Ignite 2.17.0* with *Java 11* in >> our application. As part of our technology upgrade roadmap, we are planning >> to migrate the application to *Java 21*. >> We would like to understand whether *Apache Ignite 2.18.0* is fully >> compatible and supported with *Java 21*, and if there are any known >> limitations, prerequisites, or recommended configurations for this >> combination. >> Migrating to *Apache Ignite 3.x* is not our preferred option at this >> stage, as it would require significant architectural and application-level >> changes. Therefore, our objective is to remain on the *Ignite 2.x* >> stream while upgrading the Java runtime. >> Could you please provide guidance or best practices for upgrading from >> *Apache >> Ignite 2.17.0 (Java 11)* to *Apache Ignite 2.18.0 (Java 21)*? >> >> Thanks & Regards, >> Gayatri Beela >> >> =====-----=====-----===== >> Notice: The information contained in this e-mail >> message and/or attachments to it may contain >> confidential or privileged information. If you are >> not the intended recipient, any dissemination, use, >> review, distribution, printing or copying of the >> information contained in this e-mail message >> and/or attachments to it are strictly prohibited. If >> you have received this communication in error, >> please notify us by reply e-mail or telephone and >> immediately and permanently delete the message >> and any attachments. Thank you >> >>
