Re: JVM Tuning post

2018-04-11 Thread Jonathan Haddad
Re G1GC in Java 9, yes it's the default, but we explicitly specify the collector when we start Cassandra. Regarding load testing, some folks like cassandra-stress, but personally I think second to production itself, there's nothing better than an environment running the full applications stack wit

Re: JVM Tuning post

2018-04-11 Thread Pradeep Chhetri
Thank you for writing this. The post is really very helpful. One question - My understanding is GC tuning depends a lot on the read/write workload and the data size. What will be the right way to simulate the production workload on a non-production environment in cassandra world. On Wed, Apr 11,

Re: JVM Tuning post

2018-04-11 Thread Russell Bateman
Nice write-up. G1GC became the default garbage collection mechanism beginning in Java 9, right? On 04/11/2018 09:05 AM, Joao Serrachinha wrote: Many thanks to "The Last Pickle", also for TWCS advice's. Especially for C* new features on version 3.11.1 Regards, João On 11/04/2018 16:00, Jon Ha

Re: JVM Tuning post

2018-04-11 Thread Joao Serrachinha
Many thanks to "The Last Pickle", also for TWCS advice's. Especially for C* new features on version 3.11.1 Regards, João On 11/04/2018 16:00, Jon Haddad wrote: > Hey folks, > > We (The Last Pickle) have helped a lot of teams with JVM tuning over > the years, finally managed to write some stuff do