Why(Distributed TXs are slow? Only 4% of wall-clock time spent on useful data processing while the rest is occupied with buffer pools, locking, latching, recovery. Michael stone braker Useful Work 4% Buffer Pool Recovery 24% 24% Latching Locking% 24% i"The Traditional RDBMS Wisdom is All Wrong4 Why (Distributed) TXs are Slow? Only 4% of wall-clock time spent on useful data processing, while the rest is occupied with buffer pools, locking, latching, recovery. 1 -- Michael Stonebraker 1 “The Traditional RDBMS Wisdom is All Wrong