This came in after our vote, but we might also have a problem with performing schema changes after a full restart. Appears to only be if the entire cluster was shut down, according to the report. If it's true, this might affect anyone trying to restore from a backup. This would also be a blocker for me, if that's the case.
https://issues.apache.org/jira/browse/CASSANDRA-19735 Jon On Thu, Jun 27, 2024 at 9:49 PM Jon Haddad <j...@jonhaddad.com> wrote: > Thanks for confirming this, Blake. I agree that we should not knowingly > ship new versions with severe bugs that cause the DB to crash, regression > or not. > > -1 from me as well > > > On Fri, Jun 28, 2024 at 1:39 AM Blake Eggleston <beggles...@apple.com> > wrote: > >> Looking at the ticket, I’d say Jon’s concern is legitimate. The segfaults >> Jon is seeing are probably caused by paxos V2 when combined with off heap >> memtables for the reason Benedict suggests in the JIRA. This problem will >> continue to exist in 5.0. Unfortunately, it looks like the patch posted is >> not enough to address the issue and will need to be a bit more involved to >> properly fix the problem. >> >> While this is not a regression, I think Jon’s point about trie memtables >> increasing usage of off heap memtables is a good one, and anyway we >> shouldn’t be doing major releases with known process crashing bugs. >> >> So I’m voting -1 on this release and will work with Jon and Benedict to >> get this fixed. >> >> Thanks, >> >> Blake >> >> >> On Jun 26, 2024, at 6:47 AM, Josh McKenzie <jmcken...@apache.org> wrote: >> >> Blake or Benedict - can either of you speak to Jon's concerns around >> CASSANDRA-19668? >> >> On Wed, Jun 26, 2024, at 12:18 AM, Jeff Jirsa wrote: >> >> >> +1 >> >> >> >> On Jun 25, 2024, at 5:04 AM, Mick Semb Wever <m...@apache.org> wrote: >> >> >> >> Proposing the test build of Cassandra 5.0-rc1 for release. >> >> sha1: b43f0b2e9f4cb5105764ef9cf4ece404a740539a >> Git: https://github.com/apache/cassandra/tree/5.0-rc1-tentative >> Maven Artifacts: >> https://repository.apache.org/content/repositories/orgapachecassandra-1336/org/apache/cassandra/cassandra-all/5.0-rc1/ >> >> The Source and Build Artifacts, and the Debian and RPM packages and >> repositories, are available here: >> https://dist.apache.org/repos/dist/dev/cassandra/5.0-rc1/ >> >> The vote will be open for 72 hours (longer if needed). Everyone who has >> tested the build is invited to vote. Votes by PMC members are considered >> binding. A vote passes if there are at least three binding +1s and no -1's. >> >> [1]: CHANGES.txt: >> https://github.com/apache/cassandra/blob/5.0-rc1-tentative/CHANGES.txt >> [2]: NEWS.txt: >> https://github.com/apache/cassandra/blob/5.0-rc1-tentative/NEWS.txt >> >> >>