Mark and Jonathan I have started cassandra on 4 servers with all 4 of them as seeds
how do i know all 4 are now part of the datastore are there ways to test this thanks a lot On Tue, Jul 14, 2009 at 8:30 AM, Mark Robson <[email protected]> wrote: > 2009/7/14 <[email protected]> > >> *1. If you only have 3 production servers, Cassandra may not do much for >> you. You will probably only care if you have lots more servers. 3 servers is >> a reasonable minimum for a test / dev environment* >> At How many servers does cassandra start really performing? >> or how many servers is an ideal setup say for a game 10? >> > > It can use any number, three is probably a reasonable minimum, I don't know > what the maximum is. > > If you have a small number of servers, there is probably no reason to use > Cassandra; you can more usefully use a conventional database with > replication or sharding. > > The reason you might want to use Cassandra is to scale writes a lot, to > levels you couldn't reach with more "conventional" databases. > > In all likelihood, an application would use Cassandra to store high-volume > high-write data alongside a more conventional database to store smaller, > less frequently changing stuff. > > It appears to me that Cassandra 0.3 is only really useful if running on a > homogenous cluster of dedicated servers with reasonable amounts of memory / > storage (But not necessarily high spec servers of CPU, IO speed or internal > redundancy). > > Once the load balancing is implemented in 0.5 (according to current plans) > it will become more useful for heterogenous environments. > > Mark > -- Bidegg worlds best auction site http://bidegg.com
