Design of disk cache for high performance computing.

by Vincent, Kwan Chi Wai.Thesis (M.Phil.)--Chinese University of Hong Kong, 1995.Includes bibliographical references (leaves 123-127).Abstract --- p.iAcknowledgement --- p.iiList of Tables --- p.viiList of Figures --- p.viiiChapter 1 --- Introduction --- p.1Chapter 1.1 --- I/O System --- p.2Chapter 1.2 --- Disk Cache --- p.4Chapter 1.3 --- Dissertation Outline --- p.5Chapter 2 --- Related Work --- p.7Chapter 2.1 --- Prefetching --- p.7Chapter 2.2 --- Cache Partitioning --- p.9Chapter 2.2.1 --- Hardware Assisted Mechanism --- p.9Chapter 2.2.2 --- Software Assisted Mechanism --- p.10Chapter 2.3 --- Replacement Policy --- p.12Chapter 2.4 --- Caching Write Operation --- p.13Chapter 2.5 --- Others --- p.14Chapter 2.6 --- Summary --- p.15Chapter 3 --- Methodology and Models --- p.17Chapter 3.1 --- Performance Measurement --- p.17Chapter 3.1.1 --- Partial Hit --- p.17Chapter 3.1.2 --- Time Model --- p.17Chapter 3.2 --- Terminology --- p.19Chapter 3.2.1 --- Transfer Block --- p.19Chapter 3.2.2 --- Multiple-sector Request --- p.19Chapter 3.2.3 --- "Dynamic Block, Heading Sectors and Content Sectors" --- p.20Chapter 3.2.4 --- Heading Reuse and Non-heading Reuse --- p.22Chapter 3.3 --- New Models --- p.23Chapter 3.3.1 --- Unified Cache with Always Prefetch --- p.24Chapter 3.3.2 --- Partitioned Cache: Branch Target Cache and Prefetch Buffer --- p.25Chapter 3.3.3 --- BTC + PB with Alternative Storing Sector Technique --- p.29Chapter 3.3.4 --- BTC + PB with ASST Applying to Dynamic Block --- p.34Chapter 3.3.5 --- BTC + PB with Storing Enough Head Technique --- p.35Chapter 3.4 --- Impact of Block Size --- p.38Chapter 4 --- Trace Driven Simulation --- p.41Chapter 4.1 --- Simulation Environment --- p.41Chapter 4.2 --- Two Kinds Of Disk --- p.43Chapter 4.3 --- Control Models --- p.43Chapter 4.3.1 --- Model 1: No Cache --- p.43Chapter 4.3.2 --- Model 2: Unified Cache without Prefetch --- p.44Chapter 4.3.3 --- Model 3: Unified Cache with Prefetch on Miss --- p.44Chapter 4.4 --- Two Comparison Standards --- p.45Chapter 4.5 --- Trace Properties --- p.46Chapter 5 --- Performance Evaluation of Common Disk --- p.54Chapter 5.1 --- The Effect Of Cache Size --- p.54Chapter 5.1.1 --- Trends of Absolute Reduction in Time --- p.55Chapter 5.1.2 --- Trends of Relative Reduction in Time --- p.55Chapter 5.2 --- The Effect Of Block Size --- p.68Chapter 5.2.1 --- Trends of Absolute Reduction in Time --- p.68Chapter 5.2.2 --- Trends of Relative Reduction in Time --- p.73Chapter 5.3 --- The Effect Of Set Associativity --- p.77Chapter 5.3.1 --- Trends of Absolute Reduction in Time --- p.77Chapter 5.4 --- The Effect Of Start-up Time C1 --- p.79Chapter 5.4.1 --- Trends of Absolute Reduction in Time --- p.80Chapter 5.4.2 --- Trends of Relative Reduction in Time --- p.80Chapter 5.5 --- The Effect Of Transfer Time C2 --- p.83Chapter 5.5.1 --- Trends of Absolute Reduction in Time --- p.83Chapter 5.5.2 --- Trends of Relative Reduction in Time --- p.83Chapter 5.5.3 --- Impact of C2=0.5 on Cache Size --- p.86Chapter 5.5.4 --- Impact of C2=0.5 on Block Size --- p.87Chapter 5.6 --- The Effect Of Prefetch Buffer Size --- p.90Chapter 5.7 --- Others --- p.93Chapter 5.7.1 --- In The Case of Very Small Cache with Large Block Size --- p.93Chapter 5.7.2 --- Comparing Performance of Model 6 and Model 7 --- p.94Chapter 5.8 --- Conclusion --- p.95Chapter 5.8.1 --- The Number of Actual Sectors Transferred between Disk and Cache . --- p.95Chapter 5.8.2 --- The Efficiency of Our Models on Common Disk --- p.96Chapter 6 --- Performance Evaluation of High Performance Disk --- p.98Chapter 6.1 --- Difference Between Common Disk And High Performance Disk --- p.98Chapter 6.2 --- The Effect Of Cache Size --- p.99Chapter 6.2.1 --- Trends of Absolute Reduction in Time --- p.99Chapter 6.2.2 --- Trends of Relative Reduction in Time --- p.99Chapter 6.3 --- The Effect Of Block Size --- p.103Chapter 6.3.1 --- Trends of Absolute Reduction in Time --- p.105Chapter 6.3.2 --- Trends of Relative Reduction in Time --- p.105Chapter 6.4 --- The Effect Of Start-up Time C1 --- p.110Chapter 6.4.1 --- Trends of Relative Reduction in Time --- p.110Chapter 6.5 --- The Effect Of Transfer Time C2 --- p.110Chapter 6.5.1 --- Trends of Relative Reduction in Time --- p.112Chapter 6.5.2 --- Impact of C2=0.5 on Cache Size --- p.112Chapter 6.5.3 --- Impact of C2=0.5 on Block Size --- p.116Chapter 6.6 --- Conclusion --- p.117Chapter 7 --- Conclusions and Future Work --- p.119Chapter 7.1 --- Conclusions --- p.119Chapter 7.2 --- Future Work --- p.122Bibliography --- p.12