Foil 79 The Legion Testbed at the University of Virginia
From MetaComputing -- MRA Meeting Part I:Concepts and Issues Tutorial for CRPC MRA Meeting at Cornell -- May 7 1996. byMark Baker, Geoffrey Fox Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu If you have any comments about this server, send e-mail to webmaster@npac.syr.edu.
1
Metacomputing: The Informal Supercomputer 2
Lecture 1: An Introduction to the Concepts and Issues 3
Lecture 1: An Introduction to the Concepts and Issues 4
Overview (Contd) 5
Overview (Contd) 6
A Brief History of Scientific Computing 7
A Brief History of Scientific Computing 8
A Brief History of Scientific Computing 9
Computer Performance (1940 - 1995) 10
Network Performance (1955 - 2005) 11
Some Terminology - 1 12
Some Terminology - 2 13
Some Terminology - 3 14
Some Terminology - 4 15
Some Terminology - 5 16
The Need For Supercomputing - Some Examples 17
The Need for Supercomputing - (Cont.) 18
The Need for Alternative Supercomputing Resources 19
The Need for Supercomputing - (Cont.) 20
Parallel Architectures 21
Parallel Architectures 22
Single Instruction Multiple Data (SIMD) 23
Multiple Instruction Multiple Data (MIMD) 24
Computer Architectures - MIMD - Shared Memory 25
Computer Architectures - MIMD - Shared Memory 26
Computer Architectures - Shared Memory 27
Computer Architectures - Shared Memory 28
Computer Architectures - MIMD - Distributed Memory 29
Computer Architectures - MIMD - Distributed Memory 30
Computer Architectures - MIMD - Distributed Memory 31
Computer Architectures - MIMD - Distributed Memory 32
Computer Architectures - MIMD - Distributed Memory 33
Distributed Memory: Some Approaches 34
Distributed Memory: Some Approaches 35
Distributed Memory: Some Approaches 36
Distributed Memory: Examples 37
Computer Architectures - MIMD - Virtual Shared Memory 38
The Need for Supercomputing - (Cont.) 39
The Need for Supercomputing - (Cont.) 40
Parallel Computing versus Distributed Computing 41
Parallel Computing versus Distributed Computing 42
Some Comments about Parallel and Distributed Computing 43
Communications Performance of Some Parallel and Distributed Systems 44
The Challenge 45
Infrastructure and Technology 46
Features of Distributed Systems - Performance (1) 47
Features of Distributed Systems - Performance (2) 48
Features of Distributed Systems - Distributed File Systems 49
Features of Distributed Systems - Single User Namespace 50
Features of Distributed Systems - Service Availability 51
Features of Distributed Systems - Resource Allocation 52
Features of Distributed Systems - Security 53
Features of Distributed Systems: The Problems 54
Features of Distributed Systems: The Problems 55
Features of Distributed Systems: The Problems 56
Categories of Application Problems 57
Categories of Application Problems 58
Software Issues - Methodology of Parallel Computing 59
Example of Basic Problem Architectures for MetaProblem Class 60
Affordable Systems Optimisation Process (ASOP) 61
Affordable Systems Optimisation Process (ASOP) 62
Affordable Systems Optimisation Process (ASOP) 63
Affordable Systems Optimisation Process (ASOP) 64
What is the "Correct" Machine Architecture for Each Problem Class 65
Enabling HPCC Software Technologies 66
Enabling HPCC Technologies 67
Comparison of Three Different Programming Models 68
Some Hardware and Software Trends 0ver the next 5 Years 69
Some Hardware and Software Trends 0ver the next 5 Years 70
Distributed/Parallel Programming Paradigms 71
Parallel/Distributed Programming Languages 72
Legion - Introduction 73
Legion - Introduction 74
Legion - Philosophy 75
Legion - Distributed Objects 76
Legion - Philosophy 77
The Legion Testbed at the University of Virginia 78
The Legion Testbed at the University of Virginia 79
The Legion Testbed at the University of Virginia 80
The Legion Testbed at the University of Virginia 81
Legion Tools 82
Legion Tools 83
Legion Tools 84
Legion Tools 85
Legion Tools 86
Legion Tools 87
Legion Tools 88
Legion Tools 89
Legion Tools 90
Legion - Applications 91
TreadMarks: Shared Memory Computing on Networks of Workstations 92
The TreadMarks Interface 93
The TreadMarks Interface 94
TreadMarks - Parallel "Hello World" 95
Programming Experience between PVM and TreadMarks - Generalisations. 96
Programming Experience between PVM and TreadMarks - Generalisations. 97
Programming Experience between PVM and TreadMarks... 98
Network Linda 99
Linda - Overview 100
Linda - Overview 101
The Linda Model 102
Master/Worker Model using Virtual Shared Memory 103
Master/Worker Model using Virtual Shared Memory 104
Linda Basics 105
Linda Basics 106
Linda Basics 107
Linda Basics 108
Linda Basics 109
Example Code: Features Illustrated in FORTRAN/C Code 110
Linda - Parallel "Hello World" 111
High Performance Fortran 112
High Performance Fortran 113
HPF Goals 114
HPF Goals 115
HPF Language 116
HPF Language 117
Message Passing Interface (MPI) 118
Message Passing Interface (MPI) 119
MPI Forum 120
MPI's prime goals are: 121
MPI - Parallel "Hello World" 122
Parallel Virtual Machine (PVM) 123
PVM - What is it? 124
PVM - What is it? 125
PVM Features 126
PVM Features 127
PVM - History 128
Advantages/Disadvantages to Using PVM 129
Advantages/Disadvantages to Using PVM 130
Advantages/Disadvantages to Using PVM 131
Advantages/Disadvantages to Using PVM 132
Advantages/Disadvantages to Using PVM 133
PVM Components 134
PVM Daemon (pvmd3) 135
PVM Daemon (pvmd3) 136
PVM Libraries 137
PVM Libraries 138
JAVA - Overview 139
JAVA - Overview 140
History of Java Language and Team 141
Some Key Java Features 142
Java Features -- It's Simple and Familiar! 143
Java Features -- It's Simple and Familiar! 144
Java Features -- It's Object-oriented 145
Java Features -- It's Object-oriented 146
Java Features -- It's Architecture-Neutral 147
Java Features -- It's Architecture-Neutral 148
Java Features -- It's Portable 149
Java Features -- It's Portable 150
Vava Features -- It's Distributed 151
Java Features -- It's (Hopefully) Secure 152
Java Features -- It's (Hopefully) Secure 153
Java Features -- It's Multithreaded 154
Java Features -- It's Multithreaded 155
Java Language -- Program Structure 156
Java Language -- Program Structure 157
Hello World Applet from Sun Tutorial 158
Hello World Applet from Sun Tutorial
Click outside pointer rectangle to move pointer
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Click on Pointer + CNTL to abolish pointer
Click on Pointer + Shift to cycle families
Click outside + Alt is Change Image
Click outside + Control is Double Size
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Right Mouse Down on Pointer Toggles Index
Shift Right Mouse aligns top with scrolled Page While With Mouse Down on Current Pointer h hides This Message while m restores i Toggles Index Aligned with Page Top j Toggles Index Aligned with Scrolled View Top a Abolishes Pointer while CNTL-Click restores f cycles through pointer families c cycles through members of a family u increases Size Up and d decreases Down Mouse Up-Down between changes of Pointer to process new option