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MEMS and Caching for File Systems

MEMS and Caching for File Systems

MEMS and Caching for File Systems. Andy Wang COP 5611 Advanced Operating Systems. MEMS. MicroElectricMechnicalSystems 10 Gbytes of data in the size of a penny 100 MB – 1 GB/sec bandwidth Access times 10x faster than today’s drives ~100x less power than low-power HDs

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502 views • 46 slides
Learning Cache Models by Measurements

Learning Cache Models by Measurements

Learning Cache Models by Measurements. Jan Reineke j oint work with Andreas Abel Uppsala University December 20, 2012 . The Timing Analysis Problem. +. Embedded Software. Microarchitecture. ?. Timing Requirements. What does the execution time of a program depend on?. Input-dependent

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398 views • 28 slides
Cooperative Caching for Chip Multiprocessors

Cooperative Caching for Chip Multiprocessors

Cooperative Caching for Chip Multiprocessors. Jichuan Chang Guri Sohi University of Wisconsin-Madison ISCA-33, June 2006. Motivation. Chip multiprocessors (CMPs) both require and enable innovative on-chip cache designs Two important demands for CMP caching

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400 views • 28 slides
November 3 rd , 2008 Nael Abu-Ghazaleh nabughaz@qatar.cmu qatar.cmu/~msakr/15447-f08/

November 3 rd , 2008 Nael Abu-Ghazaleh nabughaz@qatar.cmu qatar.cmu/~msakr/15447-f08/

CS-447– Computer Architecture Lecture 21 Set Associative Cache. November 3 rd , 2008 Nael Abu-Ghazaleh nabughaz@qatar.cmu.edu www.qatar.cmu.edu/~msakr/15447-f08/. address: tag index offset. Valid. 000000000000000000 0000000001 1100. 0x4-7.

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252 views • 23 slides
Perf Intro

Perf Intro

Perf Intro. Slides originally from Williamson at Calgary Minor modifications are made. Web Proxy Caching Model. Aggregate Workload. Proxy server. Web Servers. Web Clients. Factors and Levels. Cache size Cache Replacement Policy Recency-based LRU (Least Recently Used)

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169 views • 4 slides

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