Can inter dc latency cause high gc pauses? Other clusters working fine with same configuration? Only this particular cluster is giving long GC pauses during repair.
Regards Manish On Tue, Aug 3, 2021 at 6:42 PM Jim Shaw <jxys...@gmail.com> wrote: > CMS heap too large will have long GC. you may try reduce heap on 1 node > to see. or go GC1 if it is easy way. > > Thanks, > Jim > > On Tue, Aug 3, 2021 at 3:33 AM manish khandelwal < > manishkhandelwa...@gmail.com> wrote: > >> Long GC (1 seconds /2 seconds) pauses seen during repair on the >> coordinator. Running full repair with partition range option. GC collector >> is CMS and heap is 14G. Cluster is 7+7. Cassandra version is 3.11.2. Not >> much traffic when repair is running. What could be the probable cause of >> long gc pauses? What things should I look into? >> >> Regards >> Manish >> >
