Project2 - CS6290 High-Performance Computer Architecture...

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CS6290 High-Performance Computer Architecture Project 2 GT-KU GTID : 902520890 Sang Hyun Kim
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Part 1 : Running a parallel application Size 8 with 1 Processor Sim Time = 0.150msec Size 8 with 2 Processors Sim Time = 0.157msec Size 8 with 4 Processors Sim Time = 0.161msec
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Size 8 with 8 Processors Sim Time = 0.167msec
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Size 8 with 16 Processors Sim Time = 0.182msec
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Size 14 with 1 Processor Sim Time = 3.090msec Size 14 with 2 Processors Sim Time = 2.137msec Size 14 with 4 Processors Sim Time = 1.789msec
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Size 14 with 8 Processors Sim Time = 1.656msec
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Size 14 with 16 Processors Sim Time = 1.630msec
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A) What is the parallel speedup with 2, 4, 8, and 16 processors with <size> of 8? Answer with 2 Processors Speedup ൌ 0.150 0.157 ૙. ૢ૞૞૝ with 4 Processors Speedup ൌ 0.150 0.161 ૙. ૢ૜૚ૠ with 8 Processors Speedup ൌ 0.150 0.167 ૙. ૡૢૡ૛ with 16 Processors Speedup ൌ 0.150 0.182 ૙. ૡ૛૝૛ B) What is the parallel speedup with 2, 4, 8, and 16 processors with <size> of 14? Answer with 2 Processors Speedup ൌ 3.090 2.137 ૚. ૝૝૟૙ with 4 Processors Speedup ൌ 3.090 1.789 ૚. ૠ૛ૠ૛ with 8 Processors Speedup ൌ 3.090 1.656 ૚. ૡ૟૞ૢ with 16 Processors Speedup ൌ 3.090 1.630 ૚. ૡૢ૞ૠ C) What is the parallel efficiency with 2, 4, 8, and 16 processors with <size> of 8? Answer with 2 Processors Parallel EfFiciency ൌ speedup number of threads 0.9554 2 ૙. ૝ૠૠૠ with 4 Processors Parallel EfFiciency ൌ speedup number of threads 0.9317 4 ൗൌ ૙. ૛૜૛ૢ with 8 Processors
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Parallel EfFiciency ൌ speedup number of threads 0.8982 8 ૙. ૚૚૛૜ with 16 Processors Parallel EfFiciency ൌ speedup number of threads 0.8242 16 ૙. ૙૞૚૞ D) What is the parallel efficiency with 2, 4, 8, and 16 processors with <size> of 14? Answer with 2 Processors Parallel EfFiciency ൌ speedup number of threads 1.4460 2 ൗൌ ૙. ૠ૛૜૙ with 4 Processors Parallel EfFiciency ൌ speedup number of threads 1.7272 4 ૙. ૝૜૚ૡ with 8 Processors Parallel EfFiciency ൌ speedup number of threads 1.8659 8 ૙. ૛૜૜૛ with 16 Processors
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This note was uploaded on 04/12/2010 for the course CS 6290 taught by Professor Staff during the Spring '08 term at Georgia Institute of Technology.

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Project2 - CS6290 High-Performance Computer Architecture...

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