Its number of cells and tombstones seen on the partitions during reads. Just ignore the "last five minutes" part though since thats incorrect.
It being zero probably means theres been no actual reads have been off of disk on that node. Might want to check if "Local read count" is non-zero which implies queries to non existent data (most likely at least). On Wed, Sep 2, 2015 at 2:23 AM, Jayapandian Ponraj <pandian...@gmail.com> wrote: > The last two metrics of cfstats shows zero for all the tables we have > > Average live cells per slice (last five minutes): 0.0 > Average tombstones per slice (last five minutes): 0.0 > > What do these mean and why are they always zero? >