X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/loba.git/blobdiff_plain/4cb5119dfa978af3deecb83a56587ed08384193a..5fcee7e947fa9911e0fa8d6d3bc74349b95994e7:/options.cpp?ds=sidebyside diff --git a/options.cpp b/options.cpp index 2994640..3602fbf 100644 --- a/options.cpp +++ b/options.cpp @@ -1,3 +1,4 @@ +#include #include #include #include @@ -32,6 +33,7 @@ namespace opt { std::string program_name; int help_requested = 0; bool version_requested = false; + int option_x = 0; // hidden option, for debugging purpose // Simulation parameters int log_rate = 1; @@ -47,6 +49,8 @@ namespace opt { std::string topology("clique"); unsigned nhosts = 0; double load = 0.0; + bool random_distribution = false; + unsigned long random_seed = 0; } // Load balancing algorithm @@ -207,11 +211,11 @@ bool opt::parse_args(int* argc, char* argv[]) opt::program_name.erase(0, 1 + opt::program_name.find_last_of('/')); #define PARSE_ARG(x) result = opt_helper::parse_arg(c, optarg, (x)) && result - + int c; opterr = 0; while ((c = getopt(*argc, argv, - "a:bc:C:d:D:ehi:I:l:L:m:M:N:s:S:t:T:vV")) != -1) { + "a:bc:C:d:D:ehi:I:l:L:m:M:N:r:Rs:S:t:T:vVx:")) != -1) { switch (c) { case 'a': opt::loba_algo = optarg; @@ -274,6 +278,13 @@ bool opt::parse_args(int* argc, char* argv[]) case 'N': PARSE_ARG(opt::auto_depl::nhosts); break; + case 'r': + PARSE_ARG(opt::auto_depl::random_seed); + break; + case 'R': + opt::auto_depl::random_distribution = + !opt::auto_depl::random_distribution; + break; case 's': PARSE_ARG(opt::min_lb_iter_duration); break; @@ -296,6 +307,10 @@ bool opt::parse_args(int* argc, char* argv[]) case 'V': opt::version_requested = true; break; + case 'x': + PARSE_ARG(opt::option_x); + XBT_WARN("option_x set to %d", opt::option_x); + break; case '?': XBT_ERROR("invalid option -- '%c'", optopt); result = false; @@ -330,6 +345,9 @@ bool opt::parse_args(int* argc, char* argv[]) result = false; } + if (!opt::auto_depl::random_seed) + opt::auto_depl::random_seed = time(NULL); + return result; } @@ -350,6 +368,10 @@ void opt::print() "auto")); DESCR("- initial load", "%s", h.val_or_string(auto_depl::load, "auto")); + DESCR("- random initial load distribution", "%s", + h.on_off(auto_depl::random_distribution)); + DESCR("- random seed", "%s", + h.val_or_string(auto_depl::random_seed, "time based")); } else { DESCR("deployment file", "\"%s\"", deployment_file.c_str()); } @@ -395,8 +417,9 @@ void opt::usage() std::clog << "Usage: " << opt::program_name << " [options] []\n"; + std::clog << "Current values for the parameters are given between square brackets.\n"; - std::clog << "\nGlobal options\n"; + std::clog << "\nGlobal options:\n"; std::clog << o("-h") << "print help and exit (use -hh or -hhh for extended help)\n"; if (opt::help_requested < 1) @@ -405,14 +428,14 @@ void opt::usage() std::clog << o("--help") << "print help from SimGrid framework and exit\n"; std::clog << o("-V") << "print version and exit\n"; - std::clog << "\nSimulation parameters\n"; + std::clog << "\nSimulator output:\n"; std::clog << o("-l value") << "print current load every n lb iterations, 0 to disable" << " [" << opt::log_rate << "]\n"; std::clog << o("-v") << "verbose: do not override the default logging parameters\n"; - std::clog << "\nAutomatic deployment options\n"; + std::clog << "\nAutomatic deployment:\n"; std::clog << o("-T name") << "enable automatic deployment with selected topology" << " [" << opt::auto_depl::topology << "]\n"; @@ -424,19 +447,37 @@ void opt::usage() std::clog << o("-N value") << "number of hosts to use with auto deployment, 0 for max." << " [" << opt::auto_depl::nhosts << "]\n"; - - std::clog << "\nLoad balancing algorithm\n"; + std::clog << o("-R") + << "toggle random initial load distribution" + << " [" << opt_helper::on_off(opt::auto_depl::random_distribution) + << "]\n"; + std::clog << o("-r value") + << "random seed, 0 for a seed based on current date" + << " [" << opt::auto_depl::random_seed << "]\n"; + + std::clog << "\nLoad balancing algorithm:\n"; std::clog << o("-a name") << "load balancing algorithm" << " [" << opt::loba_algo << "]\n"; if (opt::help_requested > 1) so_list(opt::loba_algorithms); std::clog << o("-b") << "toggle bookkeeping (\"virtual load\")" << " [" << opt_helper::on_off(opt::bookkeeping) << "]\n"; + + std::clog << "\nLb. and comp. iterations:\n"; std::clog << o("-s value") << "minimum duration between lb. iterations" << " [" << opt::min_lb_iter_duration << "]\n"; + std::clog << o("-S value") + << "minimum duration between comp. iterations" + << " [" << opt::min_comp_iter_duration << "]\n"; + std::clog << o("-d value") + << "start comp. iterations after given number of lb. iter." + << " [" << opt::comp_iter_delay << "]\n"; + std::clog << o("-D value") + << "start comp. iterations after given time" + << " [" << opt::comp_time_delay << "]\n"; - std::clog << "\nApplication parameters\n"; + std::clog << "\nComputations and communications:\n"; std::clog << o("-c [aN,...]a0") << "polynomial factors for computation cost" << " [" << opt::comp_cost.to_string() << "]\n"; @@ -449,17 +490,8 @@ void opt::usage() std::clog << o("-M value") << "maximum data transfer amount, 0 for no limit" << " [" << opt::max_transfer_amount << "]\n"; - std::clog << o("-S value") - << "minimum duration between comp. iterations" - << " [" << opt::min_comp_iter_duration << "]\n"; - std::clog << o("-d value") - << "start computations after given number of lb iterations" - << " [" << opt::comp_iter_delay << "]\n"; - std::clog << o("-D value") - << "start computations after given time" - << " [" << opt::comp_time_delay << "]\n"; - std::clog << "\nParameters for the end of the simulation\n"; + std::clog << "\nEnd of the simulation:\n"; std::clog << o("-i value") << "maximum number of lb. iterations, 0 for no limit" << " [" << opt::lb_maxiter << "]\n"; @@ -475,7 +507,7 @@ void opt::usage() if (opt::help_requested < 3) return; - std::clog << "\nLogging support\n" + std::clog << "\nLogging support:\n" << " See SimGrid documentation on:\n" << " http://simgrid.gforge.inria.fr/doc/group__XBT__log.html#log_user\n" << " Existing categories are:\n"