X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/loba.git/blobdiff_plain/99ec08fb32d4b65c88628e45f9ebdb26741b9674..de9d56dddba96f345ba109a8cdb0a2986cd59292:/options.cpp diff --git a/options.cpp b/options.cpp index 1a3db2c..9ea0a72 100644 --- a/options.cpp +++ b/options.cpp @@ -11,6 +11,8 @@ XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(main); #include "process.h" #include "loba_simple.h" #include "loba_fairstrategy.h" +#include "loba_makhoul.h" +#include "misc.h" #include "options.h" @@ -28,7 +30,7 @@ namespace opt { bool version_requested = false; // Simulation parameters - unsigned log_rate = 1; + int log_rate = 1; // Platform and deployment std::string platform_file; @@ -45,24 +47,27 @@ namespace opt { // Load balancing algorithm std::string loba_algo("simple"); bool bookkeeping = false; + double min_lb_iter_duration = 1.0; // fixme: find better defaults // Application parameters - // fixme: find better defaults - cost_func comp_cost("1e9, 0"); - cost_func comm_cost("1, 0"); - double min_iter_duration = 1.0; + cost_func comp_cost("1e9, 0"); // fixme: find better defaults + cost_func comm_cost("1e6, 0"); // fixme: find better defaults + double min_comp_iter_duration = 1.0; // fixme: find better defaults + unsigned comp_iter_delay = 0; // fixme: find better defaults + double comp_time_delay = 0.0; // fixme: find better defaults // Parameters for the end of the simulation - // fixme: find better defaults - unsigned comp_maxiter = 10; - unsigned lb_maxiter = comp_maxiter; - bool exit_on_close = false; + unsigned lb_maxiter = 0; + unsigned comp_maxiter = 0; + double time_limit = 0; + bool exit_on_close = true; // Named parameters lists loba_algorithms_type loba_algorithms; loba_algorithms_type::loba_algorithms_type() { NOL_INSERT("fairstrategy", "balance with fair strategy", loba_fairstrategy); + NOL_INSERT("makhoul", "balance with Makhoul's PhD algorithm", loba_makhoul); NOL_INSERT("none", "no load-balancing (for testing only)", process); NOL_INSERT("simple", "balance with least loaded neighbor", loba_simple); } @@ -89,6 +94,8 @@ namespace { // local helper class class opt_helper { public: + template + static bool parse_arg(char opt, const char *arg, T& val); static const char* on_off(bool b); const char* descr(const char* str); template @@ -105,6 +112,16 @@ namespace { } // namespace +template +bool opt_helper::parse_arg(char opt, const char *arg, T& val) +{ + std::istringstream str(arg); + bool result = (str >> val) && str.eof(); + if (!result) + XBT_ERROR("invalid argument for option '-%c' -- \"%s\"", opt, arg); + return result; +} + const char* opt_helper::on_off(bool b) { return b ? "on" : "off"; @@ -148,18 +165,18 @@ bool opt_helper::nol_find_prefix(const T& nol, const char* descr, } switch (candidates.size()) { case 0: - ERROR2("unknownw %s -- %s", descr, name.c_str()); + XBT_ERROR("unknownw %s -- %s", descr, name.c_str()); break; case 1: name = candidates.top(); candidates.pop(); result = true; - DEBUG2("infered %s -- %s", descr, name.c_str()); + XBT_DEBUG("infered %s -- %s", descr, name.c_str()); break; default: - ERROR2("ambiguous %s -- %s", descr, name.c_str()); + XBT_ERROR("ambiguous %s -- %s", descr, name.c_str()); while (!candidates.empty()) { - ERROR1(" candidates are -- %s", candidates.top().c_str()); + XBT_ERROR(" candidates are -- %s", candidates.top().c_str()); candidates.pop(); } break; @@ -174,10 +191,13 @@ bool opt::parse_args(int* argc, char* argv[]) opt::program_name = argv[0]; 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:ehi:I:l:L:N:s:T:vV")) != -1) { + while ((c = getopt(*argc, argv, + "a:bc:C:d:D:ehi:I:l:L:N:s:S:t:T:vV")) != -1) { switch (c) { case 'a': opt::loba_algo = optarg; @@ -187,39 +207,59 @@ bool opt::parse_args(int* argc, char* argv[]) && result; break; case 'b': - opt::bookkeeping = true; + opt::bookkeeping = !opt::bookkeeping; break; case 'e': - opt::exit_on_close = true; + opt::exit_on_close = !opt::exit_on_close; break; case 'h': opt::help_requested++; break; case 'c': - opt::comp_cost = cost_func(optarg); + try { + opt::comp_cost = cost_func(optarg); + } catch (...) { + XBT_ERROR("invalid argument for option '-%c' -- \"%s\"", c, optarg); + result = false; + } break; case 'C': - opt::comm_cost = cost_func(optarg); + try { + opt::comm_cost = cost_func(optarg); + } catch (...) { + XBT_ERROR("invalid argument for option '-%c' -- \"%s\"", c, optarg); + result = false; + } + break; + case 'd': + PARSE_ARG(opt::comp_iter_delay); + break; + case 'D': + PARSE_ARG(opt::comp_time_delay); break; case 'i': - std::istringstream(optarg) >> opt::comp_maxiter; + PARSE_ARG(opt::lb_maxiter); break; case 'I': - std::istringstream(optarg) >> opt::lb_maxiter; - ERROR0("option -I not implemented yet"); - result = false; + PARSE_ARG(opt::comp_maxiter); break; case 'l': - std::istringstream(optarg) >> opt::log_rate; + PARSE_ARG(opt::log_rate); break; case 'L': - std::istringstream(optarg) >> opt::auto_depl::load; + PARSE_ARG(opt::auto_depl::load); break; case 'N': - std::istringstream(optarg) >> opt::auto_depl::nhosts; + PARSE_ARG(opt::auto_depl::nhosts); break; case 's': - std::istringstream(optarg) >> opt::min_iter_duration; + PARSE_ARG(opt::min_lb_iter_duration); + break; + case 'S': + PARSE_ARG(opt::min_comp_iter_duration); + break; + case 't': + PARSE_ARG(opt::time_limit); break; case 'T': opt::auto_depl::topology = optarg; @@ -235,19 +275,21 @@ bool opt::parse_args(int* argc, char* argv[]) opt::version_requested = true; break; case '?': - ERROR1("invalid option -- '%c'", optopt); + XBT_ERROR("invalid option -- '%c'", optopt); result = false; break; } } +#undef PARSE_ARG + if (opt::version_requested || opt::help_requested) return 1; if (optind < *argc) { opt::platform_file = argv[optind++]; } else { - ERROR0("missing parameter -- "); + XBT_ERROR("missing parameter -- "); result = false; } if (optind < *argc) { @@ -256,7 +298,7 @@ bool opt::parse_args(int* argc, char* argv[]) opt::auto_depl::enabled = opt::deployment_file.empty(); while (optind < *argc) { - ERROR1("unused parameter -- \"%s\"", argv[optind++]); + XBT_ERROR("unused parameter -- \"%s\"", argv[optind++]); result = false; } @@ -268,13 +310,13 @@ void opt::print() opt_helper h; #define DESCR(description, format, value) \ - INFO2("| %s: " format, h.descr(description), value) + XBT_INFO("| %s: " format, h.descr(description), value) - INFO0(",----[ Simulation parameters ]"); + XBT_INFO(",----[ Simulation parameters ]"); DESCR("log rate", "%s", h.val_or_string(log_rate, "disabled")); DESCR("platform file", "\"%s\"", platform_file.c_str()); if (auto_depl::enabled) { - INFO0("| automatic deployment enabled"); + XBT_INFO("| automatic deployment enabled"); DESCR("- topology", "%s", auto_depl::topology.c_str()); DESCR("- number of hosts", "%s", h.val_or_string(auto_depl::nhosts, "auto")); @@ -285,15 +327,19 @@ void opt::print() } DESCR("load balancing algorithm", "%s", loba_algo.c_str()); DESCR("bookkeeping", "%s", h.on_off(bookkeeping)); + DESCR("minimum duration between lb. iterations", "%g", min_lb_iter_duration); DESCR("computation cost factors", "[%s]", comp_cost.to_string().c_str()); DESCR("communication cost factors", "[%s]", comm_cost.to_string().c_str()); - DESCR("minimum duration between iterations", "%g", min_iter_duration); - DESCR("maximum number of comp. iterations", "%s", - h.val_or_string(comp_maxiter, "infinity")); + DESCR("minimum duration between comp. iterations", "%g", min_comp_iter_duration); + DESCR("computations start after lb. iter", "%u", comp_iter_delay); + DESCR("computations start after time", "%g", comp_time_delay); DESCR("maximum number of lb. iterations", "%s", h.val_or_string(lb_maxiter, "infinity")); + DESCR("maximum number of comp. iterations", "%s", + h.val_or_string(comp_maxiter, "infinity")); + DESCR("time limit", "%s", h.val_or_string(time_limit, "infinity")); DESCR("exit on close", "%s", h.on_off(exit_on_close)); - INFO0("`----"); + XBT_INFO("`----"); #undef DESCR } @@ -328,50 +374,64 @@ void opt::usage() std::clog << "\nSimulation parameters\n"; std::clog << o("-l value") - << "print current load every n-th iterations, 0 to disable" - << " (" << opt::log_rate << ")\n"; + << "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 << o("-T name") << "enable automatic deployment with selected topology" - << " (" << opt::auto_depl::topology << ")\n"; + << " [" << opt::auto_depl::topology << "]\n"; if (opt::help_requested > 1) so_list(opt::topologies); std::clog << o("-L value") << "total load with auto deployment, 0 for number of hosts" - << " (" << opt::auto_depl::load << ")\n"; + << " [" << opt::auto_depl::load << "]\n"; std::clog << o("-N value") - << "number of hosts to use with auto deployment," - << " 0 for max. (" << opt::auto_depl::nhosts << ")\n"; + << "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("-a name") << "load balancing algorithm" - << " (" << opt::loba_algo << ")\n"; + << " [" << opt::loba_algo << "]\n"; if (opt::help_requested > 1) so_list(opt::loba_algorithms); - std::clog << o("-b") << "enable bookkeeping (\"virtual load\")\n"; + std::clog << o("-b") << "toggle bookkeeping (\"virtual load\")" + << " [" << opt_helper::on_off(opt::bookkeeping) << "]\n"; + std::clog << o("-s value") + << "minimum duration between lb. iterations" + << " [" << opt::min_lb_iter_duration << "]\n"; std::clog << "\nApplication parameters\n"; - std::clog << o("-c [fn,...]f0") + std::clog << o("-c [aN,...]a0") << "polynomial factors for computation cost" - << " (" << opt::comp_cost.to_string() << ")\n"; - std::clog << o("-C [fn,...]f0") + << " [" << opt::comp_cost.to_string() << "]\n"; + std::clog << o("-C [aN,...]a0") << "polynomial factors for communication cost" - << " (" << opt::comm_cost.to_string() << ")\n"; - std::clog << o("-s value") - << "minimum duration between iterations" - << " (" << opt::min_iter_duration << ")\n"; + << " [" << opt::comm_cost.to_string() << "]\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 << o("-i value") - << "maximum number of comp. iterations, 0 for infinity" - << " (" << opt::comp_maxiter << ")\n"; - std::clog << o("-I value") << "maximum number of lb. iterations, 0 for infinity" - << " (" << opt::lb_maxiter << ")\n"; - std::clog << o("-e") << "exit on reception of \"close\" message\n"; + << " [" << opt::lb_maxiter << "]\n"; + std::clog << o("-I value") + << "maximum number of comp. iterations, 0 for infinity" + << " [" << opt::comp_maxiter << "]\n"; + std::clog << o("-t value") + << "time limit (simulated time), 0 for infinity" + << " [" << opt::time_limit << "]\n"; + std::clog << o("-e") << "toggle exit on reception of \"close\" message" + << " [" << opt_helper::on_off(opt::exit_on_close) << "]\n"; if (opt::help_requested < 3) return; @@ -385,7 +445,8 @@ void opt::usage() << " depl : messages from auto deployment (inherited from main)\n" << " comm : messages from asynchronous pipes\n" << " proc : messages from base process class\n" - << " loba : messages from load-balancer\n"; + << " loba : messages from load-balancer\n" + << " thrd : messages from thread wrapper class\n"; // std::clog << "\nMiscellaneous low-level parameters\n";