You should experiment with Zing, the pauseless compactor jvm. This year they allowed experimental licensing.
Sent from my iPhone > On Nov 25, 2016, at 2:38 PM, Kant Kodali <k...@peernova.com> wrote: > > +1 Chris Lohfink response > > I would also restate the following sentence "java GC pauses are pretty much a > fact of life" to "Any GC based system pauses are pretty much a fact of life". > > I would be more than happy to see if someone can counter prove. > > > >> On Fri, Nov 25, 2016 at 1:41 PM, Chris Lohfink <clohfin...@gmail.com> wrote: >> No tuning will eliminate gcs. >> >> 20-30 seconds is horrific and out of the ordinary. Most likely implementing >> antipatterns and/or poorly configured. Sub 1s is realistic but with some >> workloads still may require some tuning to maintain. Some workloads are very >> unfriendly to GCs though (ie heavy tombstones, very wide partitions). >> >> Chris >> >>> On Fri, Nov 25, 2016 at 3:25 PM, S Ahmed <sahmed1...@gmail.com> wrote: >>> Hello! >>> >>> From what I understand java GC pauses are pretty much a fact of life, but >>> you can tune the jvm to reduce the likelihood of the frequency and length >>> of GC pauses. >>> >>> When using Cassandra, how frequent or long have these pauses known to be? >>> Even with tuning, is it safe to assume they cannot be eliminated? >>> >>> Would a 20-30 second pause be something out of the ordinary? >>> >>> Thanks. >> >
