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The "StorageConfiguration" page has been changed by TheodoreHong: http://wiki.apache.org/cassandra/StorageConfiguration?action=diff&rev1=59&rev2=60 Comment: Make memtable defaults more understandable Both mem_ops and mem_size are defaulted based on the heap allocation during boot. - Defaults are: '60' minutes, 'HeapSize/2**29 * 0.3' millions, and 'HeapSize/2**23' mb respectively. + Defaults are: '60' minutes, 'HeapSize/512 * 0.3' millions (i.e. 300k operations per 512 mb of heap, or 64 mb of throughput), and 'HeapSize/8' mb respectively, where HeapSize is measured in mb. * '''partitioner'''
