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Scali MPI Connect Release 4.4 Users Guide 3
5.3.1 How to get expected performance.............................................................. 48
5.3.2 Memory consumption increase after warm-up.............................................. 49
5.4 Collective operations ....................................................................................... 49
5.4.1 Finding the best algorithm ........................................................................ 50
Appendix A Example MPI code....................................................... 51
A-1 Programs in the ScaMPItst package....................................................................... 51
A-2 Image contrast enhancement ............................................................................... 51
Appendix B Troubleshooting ......................................................... 54
B-1 When things do not work - troubleshooting ............................................................ 54
Appendix C Install Scali MPI Connect............................................. 56
C-1 Per node installation of Scali MPI Connect .............................................................. 56
C-2 Install Scali MPI Connect for TCP/IP ...................................................................... 57
C-3 Install Scali MPI Connect for Direct Ethernet........................................................... 57
C-4 Install Scali MPI Connect for Myrinet ..................................................................... 57
C-5 Install Scali MPI Connect for Infiniband.................................................................. 58
C-6 Install Scali MPI Connect for SCI........................................................................... 58
C-7 Install and configure SCI management software ..................................................... 58
C-8 License options .................................................................................................. 58
C-9 Scali kernel drivers ............................................................................................. 59
C-10 Uninstalling SMC............................................................................................... 59
C-11 Troubleshooting Network providers ..................................................................... 59
Appendix D Bracket expansion and grouping ................................. 62
D-1 Bracket expansion .............................................................................................. 62
D-2 Grouping........................................................................................................... 62
Appendix E Related documentation................................................ 64
- Scali MPI Connect 1
- Users Guide 1
- Software release 4.4 1
- Acknowledgement 2
- Table of contents 13
- Chapter 1 Introduction 17
- 1.2 Support 18
- 1.3 How to read this guide 19
- 1.6 Typographic conventions 21
- 1.5 Terms and conventions 21
- 2.2 SMC network devices 24
- 2.2.1 Network devices 25
- 2.2.2 Shared Memory Device 25
- 2.2.3 Ethernet Devices 25
- 2.2.3.2 DET 26
- 2.2.3.3 Using detctl 26
- 2.2.3.4 Using detstat 26
- 2.2.4 Myrinet 27
- 2.2.5 Infiniband 27
- 2.2.6 SCI 28
- 2.3.1 Channel buffer 28
- 2.3.2 Inlining protocol 29
- 2.3.3 Eagerbuffering protocol 29
- 2.3.4 Transporter protocol 29
- 2.5 MPI-2 Features 30
- Section: 2.5 MPI-2 Features 32
- 3.2 Compiling and linking 33
- 3.2.2 Compiler support 34
- 3.2.3 Linker flags 34
- 3.3.1 Naming conventions 35
- 3.3.2.1 Basic usage 36
- 3.3.2.4 Standard input 37
- 3.3.2.5 Standard output 37
- 3.3.2.7 Network options 38
- 3.3.3 mpirun - wrapper script 39
- 3.7 Debugging and profiling 41
- 3.9.3 Using MPI_Bsend() 44
- 3.9.5 Unsafe MPI programs 45
- 3.9.6 Name space pollution 45
- 3.10.2 Fatal errors 45
- 3.11 Mpimon options 46
- Section: 3.11 Mpimon options 48
- 4.1 Example 49
- 4.2 Tracing 50
- 4.3 Timing 53
- 4.4 Using the scanalyze 55
- 5.3 Benchmarking 60
- 5.4 Collective operations 61
- Appendix A Example MPI code 63
- Appendix B Troubleshooting 66
- B-1.4 General problems 67
- C-8 License options 70
- C-9 Scali kernel drivers 71
- C-10 Uninstalling SMC 71
- Section: 73
- D-1 Bracket expansion 74
- D-2 Grouping 74
- List of figures 78
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