By off chance on writes are you using ConsistencyLevel::ZERO?
On Tue, Jul 20, 2010 at 9:41 PM, 王一锋 <wangyif...@aspire-tech.com> wrote: > So the bloom filters reside in memory completely? > > We do have a lot of small values, hundreds of millions of columns in a > columnfamily. > > I count the total size of *-Filter.db files in my keyspace, it's > 436,747,815bytes. > > I guess this means it won't consume a major part of 10g heap space > > > 2010-07-21 > ------------------------------ > > ------------------------------ > *发件人：* Peter Schuller > *发送时间：* 2010-07-20 21:45:08 > *收件人：* user > *抄送：* > *主题：* Re: What is consuming the heap? > > > heap size is 10G and the load of data per node was around 300G, 16-core CPU, > Are the 300 GB made up of *really* small values? Per SS table bloom > filters do consume memory, but you'd have to have a *lot* of *really* > small values for a 300 GB database to cause bloom filters to be a > significant part of a 10 GB h eap. > -- > / Peter Schuller >
