Even if we have one machine, will splitting it up into 2 nodes via a VM make a difference ? Can it simulate 2 nodes of half the computing power ? Also, yes, this will just be a test playground and not in production.
Thank you, Martin On Mon, Jul 15, 2013 at 1:56 PM, Nate McCall <zznat...@gmail.com> wrote: > Good point. Just to be clear - my suggestions all assume this is a > testing/playground/get a feel setup. This is a bad idea for > performance testing (not to mention anywhere near production). > > On Mon, Jul 15, 2013 at 3:02 PM, Tim Wintle <timwin...@gmail.com> wrote: > > I might be missing something, but if it is all on one machine then why > use > > Cassandra or hadoop? > > > > Sent from my phone > > > > On 13 Jul 2013 01:16, "Martin Arrowsmith" <arrowsmith.mar...@gmail.com> > > wrote: > >> > >> Dear Cassandra experts, > >> > >> I have an HP Proliant ML350 G8 server, and I want to put virtual > >> servers on it. I would like to put the maximum number of nodes > >> for a Cassandra + Hadoop cluster. I was wondering - what is the > >> minimum RAM and memory per node I that I need to have Cassandra + Hadoop > >> before the performance decreases are not worth the extra nodes? > >> > >> Also, what is the suggested typical number of CPU cores / Node ? Would > >> it make sense to have 1 core / node ? Less than that ? > >> > >> Any insight is appreciated! Thanks very much for your time! > >> > >> Martin >
