G1GC still has an Eden size, however, it's strongly recommended *NOT* to set the new gen size G1GC and just let it figure it out based on your target pause time.
Thanks, Daniel On Sun, Oct 4, 2015 at 4:11 PM, Tushar Agrawal <agrawal.tus...@gmail.com> wrote: > 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. >> > >