Thanks. I left some comments. LeveledCompaction: Have you checked if there where major changes in the LeveledStrategy between 2.x and 3.x?
2016-11-30 21:04 GMT+01:00 Harikrishnan Pillai <hpil...@walmartlabs.com>: > https://issues.apache.org/jira/browse/CASSANDRA-12728 > > [CASSANDRA-12728] Handling partially written hint files ... > <https://issues.apache.org/jira/browse/CASSANDRA-12728> > issues.apache.org > Cassandra; CASSANDRA-12728; Handling partially written hint files. Agile > Board; Awaiting Feedback; Export > https://issues.apache.org/jira/browse/CASSANDRA-12844 > > > Also when i testes some of our write heavy workload Leveled Compaction was > not keeping up.With same system settings 2.1.16 performs better and all > levels was properly aligned. > ------------------------------ > *From:* Benjamin Roth <benjamin.r...@jaumo.com> > *Sent:* Tuesday, November 29, 2016 11:20:19 PM > *To:* user@cassandra.apache.org > *Subject:* Re: Which version is stable enough for production environment? > > What are the compaction issues / hint corruprions you encountered? Are > there JIRA tickets for it? > I am curios cause I use 3.10 (trunk) in production. > > For anyone who is planning to use MVs: > They basically work. We use them in production since some months, BUT > (it's a quite big one) maintainance is a pain. Bootstrapping and repairs > may be - depending on the model, config, amount of data - really, really > painful. I'm currently investigating intensively. > > 2016-11-30 3:11 GMT+01:00 Harikrishnan Pillai <hpil...@walmartlabs.com>: > >> 3.0 has "off the heap memtable" impl removed and if you have a >> requirement for this,its not available.If you don't have the requirement >> 3.0.9 can be tried out. 3.9 version we did some testing and find lot issues >> in compaction,hint corruption etc. >> >> Regards >> >> Hari >> >> >> ------------------------------ >> *From:* Discovery <wl_...@qq.com> >> *Sent:* Tuesday, November 29, 2016 5:59 PM >> *To:* user >> *Subject:* Re: Which version is stable enough for production environment? >> >> Why version 3.x is not recommended? Thanks. >> >> >> ------------------ Original ------------------ >> *From: * "Harikrishnan Pillai";<hpil...@walmartlabs.com>; >> *Date: * Wed, Nov 30, 2016 09:57 AM >> *To: * "user"<user@cassandra.apache.org>; >> *Subject: * Re: Which version is stable enough for production >> environment? >> >> Cassandra 2.1.16 >> >> >> ------------------------------ >> *From:* Discovery <wl_...@qq.com> >> *Sent:* Tuesday, November 29, 2016 5:42 PM >> *To:* user >> *Subject:* Which version is stable enough for production environment? >> >> Hi Cassandra Experts, >> >> We prepare to deploy Cassandra in production env, but >> we can not confirm which version is stable and recommended, could someone >> in this mail list give the suggestion? Thanks in advance! >> >> >> Best Regards >> Discovery >> 11/30/2016 >> > > > > -- > Benjamin Roth > Prokurist > > Jaumo GmbH · www.jaumo.com > Wehrstraße 46 · 73035 Göppingen · Germany > Phone +49 7161 304880-6 <07161%203048806> · Fax +49 7161 304880-1 > <07161%203048801> > AG Ulm · HRB 731058 · Managing Director: Jens Kammerer > -- Benjamin Roth Prokurist Jaumo GmbH · www.jaumo.com Wehrstraße 46 · 73035 Göppingen · Germany Phone +49 7161 304880-6 · Fax +49 7161 304880-1 AG Ulm · HRB 731058 · Managing Director: Jens Kammerer
