Re: Long GC pauses during repair

2021-08-04 Thread Jeff Jirsa
is giving long GC > pauses during repair. > > Regards > Manish > > On Tue, Aug 3, 2021 at 6:42 PM Jim Shaw 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,

Re: Long GC pauses during repair

2021-08-04 Thread manish khandelwal
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 wrote: > CMS heap too large will have long GC. you may try reduce heap

Re: Long GC pauses during repair

2021-08-03 Thread Jim Shaw
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. Runn

Long GC pauses during repair

2021-08-03 Thread manish khandelwal
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 pause