Thanks for sharing, Junegunn. We're also considering running Hbase with Java21 and Generational ZGC. Are you using GenZGC with linux hugepages?
Best, Atanas On Thu, Oct 2, 2025 at 4:37 AM Junegunn Choi <[email protected]> wrote: > For your information, while Java 21 is not officially supported, we've been > running HBase 2.4 with it in production for over a year without issues. > Generational ZGC has been almost too good to be true. > > Best, > Junegunn > -- [image: NOTO] <https://notolytix.com/> Atanas Dimitrov *Senior DevOps* m: +359 888 675769 e: [email protected] w: notolytix.com [image: LinkedIn] <https://www.linkedin.com/company/notolytix-ltd/> [image: Twitter] <https://twitter.com/notolytix> [image: Facebook] <https://facebook.com/notolytix/> [image: YouTube] <https://www.youtube.com/playlist?list=PL73ML6RUXLXntd-M5umOnt_1frPiH8aFt>
