4 GB is OK for a test cluster. In the past we encountered a similar issue due to VMWare ESX's memory overcommit (memory ballooning). When you talk about overcommit, you talk about Linux (vm.overcommit_*) or hypervisor (like ESX)?
prem yadav <ipremya...@gmail.com> a écrit sur 24/03/2014 12:11:31 : > De : prem yadav <ipremya...@gmail.com> > A : user@cassandra.apache.org, > Date : 24/03/2014 12:12 > Objet : Re: Kernel keeps killing cassandra process - OOM > > the nodes die without being under any load. Completely idle. > And 4 GB system memory is not low. or is it? > I have tried tweaking the overcommit memory. Tried disabling it, > under-committing and over-committing. > I also reduced rpc threads min and max. Will try other setting from > that link Michael has given.
