Presentation 2009/7/28
Pipelined Multithreading With Clustered Communication on Commodity Multi-Core Processors
Yuanming ZHANG, Kanemitsu OOTSU, Takashi YOKOTA, Takanobu BABA,
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Abstract(in English) Recently proposed pipelined multithreading (PMT) techniques have shown great applicability to parallelizing general programs on multi-core processors. However, significant inter-core communication overheads limit the potential performance and prevent the commercial use. To handle this problem, this paper proposes a novel clustered pipelined multithreading (CPMT) technique, which utilizes a clustered communication mechanism to minimize the communication overheads from the average standpoint. We quantitatively demonstrate the CPMT performance can be improved through reducing average communication overheads and show its performance characteristics. The CPMT technique is evaluated on the AMD Phenom four-core processor, and experimental results show this technique has achieved speedup ranging from 116.8% to 219.8% on some typical SPEC CPU 2000 benchmark loops.
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Keyword(in English) Pipelined multithreading / commodity multi-core processors / clustered communication / average communication overheads
Paper # CPSY2009-26
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Committee CPSY
Conference Date 2009/7/28(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Pipelined Multithreading With Clustered Communication on Commodity Multi-Core Processors
Sub Title (in English)
Keyword(1) Pipelined multithreading
Keyword(2) commodity multi-core processors
Keyword(3) clustered communication
Keyword(4) average communication overheads
1st Author's Name Yuanming ZHANG
1st Author's Affiliation Department, of Information Science, Graduate School of Engineering, Utsunomiya University()
2nd Author's Name Kanemitsu OOTSU
2nd Author's Affiliation Department, of Information Science, Graduate School of Engineering, Utsunomiya University
3rd Author's Name Takashi YOKOTA
3rd Author's Affiliation Department, of Information Science, Graduate School of Engineering, Utsunomiya University
4th Author's Name Takanobu BABA
4th Author's Affiliation Department, of Information Science, Graduate School of Engineering, Utsunomiya University
Date 2009/7/28
Paper # CPSY2009-26
Volume (vol) vol.109
Number (no) 168
Page pp.pp.-
#Pages 6
Date of Issue