If you are using CMS garbage collector then you still have to set the HEAP_NEWSIZE. With G1GC (new recommended GC) there is no concept of New or Older generation.
On Sun, Oct 4, 2015 at 5:30 PM, Kiran mk <coolkiran2...@gmail.com> wrote: > Is HEAP_NEWSIZE configuration is no more useful from cassandra 2.1 ? > > Best Regards, > Kiran.M.K. >