Van Hoang Nguyen Mail: [email protected] Department of Computer Science – FITA – HUA Advanced Operating System Course ---------------------------------- Fall 2012 Dept. of Computer Science – FITA – HUA
May 12, 2015
Van Hoang Nguyen
Mail: [email protected]
Department of Computer Science – FITA – HUA
Advanced Operating System Course ---------------------------------- Fall 2012
Dept. of Computer Science – FITA – HUA
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Computational biology
› Physicists – Computational physic
› Simulation
Advanced Operating System – Fall 2012
Van Hoang Nguyen
› c ≈ 20 cm/ns in wire or fiber
› 10 GHz then system < 2cm
› heat dissipation
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen http://i.top500.org/system/177232
Advanced Operating System – Fall 2012
Van Hoang Nguyen
http://i.top500.org/system/177556
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Programmer’s view: memory is shared, but can have much message-passing under the covers
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Value
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Have much message-passing under this cover
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Directory
Directory
Advanced Operating System – Fall 2012
Van Hoang Nguyen
› hit rate up from 99% to 99.5%
Advanced Operating System – Fall 2012
Van Hoang Nguyen
› Shared Memory
Advanced Operating System – Fall 2012
Van Hoang Nguyen
Advanced Operating System – Fall 2012
Van Hoang Nguyen