Rate read all seek       read all      read push read push seek

read all seek  43.3/s            --            -4%           -43%           -43%

read all       45.0/s            4%             --           -41%           -41%

read push      76.0/s           76%            69%             --            -1%

read push seek 76.5/s           77%            70%             1%             --