Things that could prevent us from obtaining maximum speed up are: (1) Communication overhead (2) Uneven distribution of work (3) Inherent sequential nature of program, thereby preventing us from obtaining maximum gains from parallelism.
Things that could prevent us from obtaining maximum speed up are: (1) Communication overhead (2) Uneven distribution of work (3) Inherent sequential nature of program, thereby preventing us from obtaining maximum gains from parallelism.