Hi Bryan, would you rather prefer a short pause GC, like generational ZGC, with bigger heap for on-heap memstore and block cache versus smaller heap along with off-heap bucket cache and memstore? Have you done any tests on that?
Thanks! On 2024/04/09 10:52:34 Bryan Beaudreault wrote: > We ran hbase under jdk17 for a few months. The only issue we saw was > https://issues.apache.org/jira/browse/HBASE-28206 which was fixed in 2.5.7. > > More recently we’ve upgraded again to jdk21 to gain access to generational > zgc. That also has been working fine without any additional patches. > > We’re running with hdfs 3.3.6, which may or may not matter. > > On Tue, Apr 9, 2024 at 3:23 AM lisoda <[email protected]> wrote: > > > Hi. > > > > I'm using HBase 2.5.8 and I'd like to upgrade the JDK version of the > > RegionServer in my cluster to JDK17. Does anyone have any experience with > > this? Tks. >
