@Rahul Singh thank you for the answer! What is your logic behind such RAM-per-node values? What symptoms usually suggest you that you need more RAM?
Did you ever get C* node soft lockdowns/not-respondings due to node being loaded up to 100% of either ram/cpu/IO? If yes - under which conditions? Thank you! Best regards, Vsevolod. вт, 17 июл. 2018 г., 17:22 Rahul Singh <rahul.xavier.si...@gmail.com>: > I usually don’t want to put more than 1.0-1.5 TB ( at the most ) per node. > It makes streaming slow beyond my patience and keeps the repair / > compaction processes lean. Memory depends on how much you plan to keep in > memory in terms of key / row cache. For my uses, no less than 64GB if not > more ~ 128GB. The lowest I’ve gone is 16GB but that’s for dev purposes > only. > > -- > Rahul Singh > rahul.si...@anant.us > https://www.anant.us/datastax > > Anant Corporation > On Jul 17, 2018, 8:26 AM -0400, Vsevolod Filaretov <vsfilare...@gmail.com>, > wrote: > > What are general community and/or your personal experience viewpoints on > cassandra node RAM amount vs data stored per node question? > > Thank you very much. > > Best regards, > Vsevolod. > >
