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281. Starting the debugger when an error occurs | PARALLEL.RU -
... Starting the debugger when an error occurs . Up: Debugging MPI programs Next: Attaching debugger to a running program Previous: Starting jobs with a debugger . ... mpirun ... a.out -mpedbg (requires mpich built with -mpedbg option; do -mpiversion and look for -mpedbg option). ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node40.html -- 16.2 Кб -- 09.04.2016
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282. Starting jobs with a debugger | PARALLEL.RU - Информационно-аналитический центр
... Starting jobs with a debugger . Up: Debugging MPI programs Next: Starting the debugger when an error occurs Previous: Command-line arguments for the application program . The -dbx option to mpirun causes processes to be run under the control of the dbx debugger. ... Also, mpirun relies on the -sr argument to dbx (this tells dbx to read initial commands from a file). If your dbx does not support that feature, mpirun will fail to start your program under the debugger. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node39.html -- 16.9 Кб -- 09.04.2016
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283. Command-line arguments for the application program | PARALLEL.RU -
... Command-line arguments for the application program . Up: Debugging MPI programs Next: Starting jobs with a debugger Previous: Debugging for Nexus . Arguments on the command line that follow the application program name and are not directed to the mpich system (don't begin with -mpi or -p4 ) are passed through to all processes of the application program. ... myprog x y z and your program can process its own command-line arguments in the normal way. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node38.html -- 17.1 Кб -- 09.04.2016
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284. Debugging for Nexus | PARALLEL.RU - Информационно-аналитический центр по
... Debugging for Nexus . Up: Debugging MPI programs Next: Command-line arguments for the application program Previous: p4 arguments for debugging . The ch_nexus device allows you to use Nexus debugging facilities only if you link against the debug version of mpich and Nexus. ... mpirun -np 2 program -mpi -Dnexus 3 Be sure to include the -mpi before any of the debugging flags. See the debugging section of the Nexus User's Guide for more details on how to debug ch_nexus programs. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node37.html -- 17.8 Кб -- 09.04.2016
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285. p4 arguments for debugging | PARALLEL.RU - Информационно-аналитический центр по
... p4 arguments for debugging . Up: Debugging MPI programs Next: Debugging for Nexus Previous: MPI arguments for the application program . ... The most useful of these are the command line arguments to the application program. ... mpirun -np 10 myprog -p4dbg 20 -p4rdbg 20 results in program tracing information at a level of 20 being written to stdout during execution. ... Note that this is an argument to the program , not to mpirun . ... mpirun -np 4 myprog -p4norem . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node36.html -- 17.1 Кб -- 09.04.2016
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286. MPI arguments for the application program | PARALLEL.RU -
... MPI arguments for the application program . Up: Debugging MPI programs Next: p4 arguments for debugging Previous: Command-line arguments for mpirun . ... Describe the state of the queues when MPI_Finalize is called. ... These arguments are provided to the program, not to mpirun . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node35.html -- 17.1 Кб -- 09.04.2016
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287. Command-line arguments for <tt> mpirun</tt> | PARALLEL.RU -
... Command-line arguments for <tt> mpirun</tt> . Up: Debugging MPI programs Next: MPI arguments for the application program Previous: Error handlers . mpirun provides some help in starting programs with a debugger. mpirun -dbx -np 2 program starts program on two machines, with the local one running under the dbx debugger. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node34.html -- 16.4 Кб -- 09.04.2016
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288. Error handlers | PARALLEL.RU - Информационно-аналитический центр по
... Error handlers . Up: Debugging MPI programs Next: Command-line arguments for mpirun Previous: Debugging MPI programs . The MPI Standard specifies a mechanism for installing one's own error handler, and specifies the behavior of two predefined ones, MPI_ERRORS_RETURN and MPI_ERRORS_ARE_FATAL . As part of the mpe library, we include two other error handlers to facilitate the use of dbx in debugging MPI programs. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node33.html -- 16.7 Кб -- 09.04.2016
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289. Debugging MPI programs | PARALLEL.RU - Информационно-аналитический центр по
... Debugging MPI programs . Up: Contents Next: Error handlers Previous: Examining event logs with upshot . Debugging of parallel programs is notoriously difficult, and we do not have a magical solution to this problem. Nonetheless, we have built into mpich a few features that may be of use in debugging MPI programs. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node32.html -- 16.1 Кб -- 09.04.2016
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290. Examining event logs with <tt> upshot</tt> | PARALLEL.RU -
... Examining event logs with <tt> upshot</tt> . Up: The MPE library of useful extensions Next: Debugging MPI programs Previous: Tools for Profiling Library Management . The original upshot was written in C and distributed several years ago [ 5 ]. ... The current version resides in the directory profiling/upshot , and there is a symbolic link to the executable in mpich/bin . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node31.html -- 16.6 Кб -- 09.04.2016
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291. Tools for Profiling Library Management | PARALLEL.RU -
... Tools for Profiling Library Management . ... The sample profiling wrappers for mpich are distributed as wrapper definition code. The wrapper definition code is run through the wrappergen utility to generate C code (see Section Automatic generation of profiling libraries . ... Compile the code for the wrapper(s). ... CLINKER) <application object files...> \ <wrapper object code> \ <other necessary libraries (-lmpe)> \ <profiling mpi library (-lpmpi)> \ <standard mpi library (-lmpi)> . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node30.html -- 19.8 Кб -- 09.04.2016
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292. Automatic generation of profiling libraries | PARALLEL.RU -
... Automatic generation of profiling libraries . Up: The MPE library of useful extensions Next: Tools for Profiling Library Management Previous: Accessing the profiling libraries . For each of these libraries, the process of building the library was very similar. ... do something for profiling library retcode = PMPI_Xxx( . ... It is thus easy to generate profiling libraries. See the README file in mpich/profiling/wrappergen or Appendix Automatic generation of profiling libraries . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node29.html -- 17.3 Кб -- 09.04.2016
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293. Accessing the profiling libraries | PARALLEL.RU - Информационно-аналитический
... Accessing the profiling libraries . Up: The MPE library of useful extensions Next: Automatic generation of profiling libraries Previous: Real-time animation . If the MPE libraries have been built, it is very easy to access the profiling libraries. ... In the following examples, we list the libraries that must be added to the list of libraries before the -lmpi library. -ltmpi -lpmpi . ... In Fortran, it is necessary to include the library -lfmpi ahead of the profiling libraries. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node28.html -- 17.9 Кб -- 09.04.2016
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294. Profiling libraries | PARALLEL.RU - Информационно-аналитический центр по
... Profiling libraries . Up: The MPE library of useful extensions Next: Accumulation of time spent in MPI routines Previous: Other mpe routines . ... Up: Profiling libraries Next: Logfile creation and upshot Previous: Profiling libraries . ... Up: Profiling libraries Next: Real-time animation Previous: Accumulation of time spent in MPI routines . ... Up: Profiling libraries Next: Accessing the profiling libraries Previous: Logfile creation and upshot . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node24.html -- 22.7 Кб -- 09.04.2016
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295. Creating logfiles | PARALLEL.RU - Информационно-аналитический центр по
... Creating logfiles . Up: The MPE library of useful extensions Next: Parallel X Graphics Previous: The MPE library of useful extensions . You can create customized logfiles for viewing with upshot by calls to the various mpe logging routines. For details, see the mpe man pages. ... All mpe logging routines . ... Up: Creating logfiles Next: Other mpe routines Previous: Creating logfiles . ... Up: Creating logfiles Next: Profiling libraries Previous: Parallel X Graphics . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node21.html -- 20.8 Кб -- 09.04.2016
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296. The MPE library of useful extensions | PARALLEL.RU -
... The MPE library of useful extensions . ... It is anticipated that mpich will continue to accumulate extension routines of various kinds. ... In the meantime, we keep them in a library we call mpe , for MultiProcessing Environment. Currently the main components of the mpe library are . A set of routines for creating logfiles for examination by upshot . A shared-display parallel X graphics library. Routines for sequentializing a section of code being executed in parallel. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node20.html -- 16.8 Кб -- 09.04.2016
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297. Sample MPI programs | PARALLEL.RU - Информационно-аналитический центр по
... Sample MPI programs . ... The mpich distribution contains a variety of sample programs, which are located in the mpich source tree. mpich/examples/test . ... Enter ``make testing'' in this directory to run our suite of function tests. mpich/examples/test/lederman . ... See the README in that directory. mpich/examples/perftest . ... Additional examples from the book Using MPI [ 3 ] are available by anonymous ftp and through the World Wide Web at ftp://info.mcs.anl.gov/pub/mpi/using/ . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node19.html -- 17.9 Кб -- 09.04.2016
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298. The Convex Exemplar SPP | PARALLEL.RU - Информационно-аналитический центр по
... The Convex Exemplar SPP . ... The Convex Exemplar version has been specially tuned by Convex Computer Corporation to take advantage of the specific architecture of the Exemplar. ... The environment variable MPI_GLOBMEMSIZE , mentioned above, specifies the size of the shared memory region on each hypernode rather than the total amount of shared memory. On the Exemplar, its default value is 16MB. A Convex-specific environment variable is MPI_TOPOLOGY . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node18.html -- 17.1 Кб -- 09.04.2016
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299. Symmetric Multiprocessors (SMPs) | PARALLEL.RU - Информационно-аналитический
... Symmetric Multiprocessors (SMPs) . Up: Special features of different systems Next: The Convex Exemplar SPP Previous: Intel Paragon . ... You can change this with the environment variable MPI_GLOBMEMSIZE . ... setenv MPI_GLOBMEMSIZE 8388608 Large messages are transfered in pieces, so MPI_GLOBMEMSIZE does not limit the maximum message size but increasing it may improve performance. ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node17.html -- 16.5 Кб -- 09.04.2016
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300. MPPs | PARALLEL.RU - Информационно-аналитический центр по параллельным
... MPPs . Up: Special features of different systems Next: IBM SPx Previous: Heterogeneous networks of multicomputers and the ch_nexus device . ... The mpirun program attempts to adapt to this, but you may find that it does not handle your installation. One step that you can take is to use the -t option to mpirun . ... Up: MPPs Next: Intel Paragon Previous: MPPs . ... Up: MPPs Next: Symmetric Multiprocessors (SMPs) Previous: IBM SPx . ... Центры . ...
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Ссылки http://www.parallel.ru/docs/mpich/userguide/node14.html -- 20.2 Кб -- 09.04.2016
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