Ssp | Escali 4.4 instruction

SCAMPI_INSTALL_SIGSEGV_HANDLER, builtin SIGSEGV handler	30, 55
SCAMPI_NODENAME, set hostname	54
SCAMPI_TIMING, builtin timing-facility	41
SCAMPI_TRACE, builtin trace-facility	38
SCAMPI_WORKING_DIRECTORY, set working directory	54
SSP	8
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Troubleshooting ScaMPI	54

Scali MPI Connect Release 4.4 Users Guide

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Image 81

Escali 4.4 manual Ssp

Contents

Scali MPI ConnectTM Users Guide Copyright 1999-2005 Scali AS. All rights reserved Acknowledgement Scali Bronze Software Certificate Maintenance II Software License Terms CommencementGrant of License License Manager SupportSub-license and distribution Export Requirements LICENSEE’s Obligations SCALI’s Obligations Transfer Title to Intellectual Property Rights Compliance with Licenses Warranty of Title and Substantial Performance Scali MPI Connect Release 4.4 Users Guide Vii Limitation on Remedies and Liabilities Miscellaneous Proprietary Information Governing Law Scali MPI Connect Release 4.4 Users Guide Table of contents Profiling with Scali MPI Connect Appendix a Example MPI code Scali MPI Connect Release 4.4 Users Guide Scali MPI Connect product context Chapter Problem reports Scali mailing lists SMC FAQ SMC release documentsSupport Platforms supported Acronyms and abbreviations How to read this guideLicensing Feedback NIC Terms and conventions Typographic conventionsGUI style font Typographic conventions Scali MPI Connect components Description of Scali MPI Connect SMC network devices Network devices Direct Access Transport DATShared Memory Device Ethernet Devices Using detctl Using detstat3.2 DET Infiniband Myrinet4.1 GM 5.1 IB Communication protocols on DAT-devices 6 SCIChannel buffer Inlining protocol Eagerbuffering protocolTransporter protocol MPI-2 Features Support for other interconnectsZerocopy protocol Scali MPI Connect Release 4.4 Users Guide MPI-2 Features Compiling and linking Setting up a Scali MPI Connect environmentScali MPI Connect environment variables Running Linker flags Compiler support Naming conventions Running Scali MPI Connect programs Mpimon monitor program Basic usageIdentity of parallel processes Standard input Controlling options to mpimonStandard output Program spec Network options How to provide options to mpimon Mpirun usage Mpirun wrapper script Suspending and resuming jobs Running with tcp error detection TfdrRunning with dynamic interconnect failover capabilities Part part Debugging with a sequential debugger Debugging and profiling Built-in-tools for debugging Using built-in segment protect violation handlerAssistance for external profiling Debugging with Etnus Totalview Controlling communication resources Communication resources on DAT-devicesChannelinlinethreshold size to set threshold for inlining Using MPIBsend Using MPIIsend, MPIIrecvGood programming practice with SMC Matching MPIRecv with MPIProbe User interface errors and warnings Error and warning messagesFatal errors Unsafe MPI programs Mpimon options Giving numeric values to mpimon PrefixPostfix Scali MPI Connect Release 4.4 Users Guide Example Profiling with Scali MPI Connect Tracing Using Scali MPI Connect built-in trace +relSecs S eTime where AbsRank MPIcallcommNamerankcall-dependant-parameters where Example Features Timing Using Scali MPI Connect built-in timing MPIcallDcallsDtimeDfreq TcallsTtimeTfreq Commrank recv from fromworldFromcommonFields Using the scanalyzeCommrank send to toworldTocommonFields where Count!avrLen!zroLen!inline!eager!transporter! where For timing This produces the following report Using SMCs built-in CPU-usage functionality Scali MPI Connect Release 4.4 Users Guide Automatic buffer management Tuning communication resources Benchmarking How to optimize MPI performanceCaching the application program on the nodes First iteration is very slow Memory consumption increase after warm-up Collective operations Finding the best algorithm Appendix a Programs in the ScaMPItst packageImage contrast enhancement Scali MPI Connect Release 4.4 Users Guide Original File format When things do not work troubleshooting Why does not my program start to run?Appendix B Why can I not start mpid? Why does my program terminate abnormally?General problems Appendix C Per node installation of Scali MPI Connect Install Scali MPI Connect for Direct Ethernet Install Scali MPI Connect for TCP/IPInstall Scali MPI Connect for Myrinet Example Install Scali MPI Connect for SCI Install Scali MPI Connect for InfinibandInstall and configure SCI management software License options Uninstalling SMC Troubleshooting Network providersScali kernel drivers Troubleshooting the GM provider Troubleshooting 3rdparty DAT providers Scali MPI Connect Release 4.4 Users Guide Appendix D Bracket expansion and grouping Bracket expansionGrouping Scali MPI Connect Release 4.4 Users Guide Related documentation Appendix E Scali MPI Connect Release 4.4 Users Guide List of figures Scali MPI Connect Release 4.4 Users Guide Transporter protocol Index SSP