X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/loba.git/blobdiff_plain/c4e7c13743a9d1e8dfa5dc27d4b2fa3aaf1557ab..4b1551933104a6764eec30774b92737cda2d8097:/options.cpp diff --git a/options.cpp b/options.cpp index 35095a5..cf9d7b7 100644 --- a/options.cpp +++ b/options.cpp @@ -1,14 +1,16 @@ -#include "options.h" - #include #include #include #include // getopt #include -#include "loba_simple.h" XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(main); +#include "loba_simple.h" +#include "loba_fairstrategy.h" + +#include "options.h" + namespace opt { // Global options @@ -26,7 +28,7 @@ namespace opt { // Automatic deployment namespace auto_depl { bool enabled = false; - std::string topology; + std::string topology("clique"); unsigned nhosts = 0; double load = 0.0; } @@ -38,41 +40,35 @@ namespace opt { // Application parameters cost_func comp_cost("1e9, 0"); // fixme: find better defaults cost_func comm_cost("1, 0"); // fixme: find better defaults - unsigned maxiter = 4; // fixme + unsigned maxiter = 10; // fixme: find better defaults bool exit_on_close = false; // Named parameters lists loba_algorithms_type loba_algorithms; loba_algorithms_type::loba_algorithms_type() { - NOL_INSERT("none", "no load-balancing (for testing)", process); + NOL_INSERT("fairstrategy", "balance with fair strategy", loba_fairstrategy); + NOL_INSERT("none", "no load-balancing (for testing only)", process); NOL_INSERT("simple", "balance with least loaded neighbor", loba_simple); } -#if 0 topologies_type topologies; topologies_type::topologies_type() { - NOL_INSERT("line", "line topology, initial load at one end", xxx); - NOL_INSERT("ring", "ring topology", xxx); - NOL_INSERT("star", "star topology, initial load at center", xxx); - NOL_INSERT("clique", "all connected topology", xxx); - NOL_INSERT("btree", "binary tree topologym intiial load at root", xxx); - NOL_INSERT("hcube", "hypercube topology", xxx); + NOL_INSERT("btree", "binary tree topology, initial load at root", + deployment_btree); + NOL_INSERT("clique", "all connected topology", deployment_clique); + NOL_INSERT("hcube", "hypercube topology", deployment_hcube); + NOL_INSERT("line", "line topology, initial load at one end", + deployment_line); + NOL_INSERT("ring", "ring topology", deployment_ring); + NOL_INSERT("star", "star topology, initial load at center", + deployment_star); + NOL_INSERT("torus", "torus topology", deployment_torus); } -#endif } // namespace opt -namespace { - - const char* on_off(bool b) - { - return b ? "on" : "off"; - } - -} - int opt::parse_args(int* argc, char* argv[]) { int result = 1; @@ -82,7 +78,7 @@ int opt::parse_args(int* argc, char* argv[]) int c; opterr = 0; - while ((c = getopt(*argc, argv, "a:bc:C:ehi:l:L:N:T:V")) != -1) { + while ((c = getopt(*argc, argv, "a:bc:C:ehi:l:L:N:T:vV")) != -1) { switch (c) { case 'a': opt::loba_algo = optarg; @@ -120,7 +116,16 @@ int opt::parse_args(int* argc, char* argv[]) std::istringstream(optarg) >> opt::auto_depl::nhosts; break; case 'T': - opt::auto_depl::topology = optarg; + opt::auto_depl::topology = optarg; + if (!opt::topologies.exists(opt::auto_depl::topology)) { + ERROR1("unknownw topology -- %s", + opt::auto_depl::topology.c_str()); + result = 0; + } + break; + case 'v': + // nothing to do: this option is checked at the very + // beginning of main() break; case 'V': opt::version_requested = true; @@ -131,7 +136,6 @@ int opt::parse_args(int* argc, char* argv[]) break; } } - opt::auto_depl::enabled = !opt::auto_depl::topology.empty(); if (opt::version_requested || opt::help_requested) return 1; @@ -142,14 +146,10 @@ int opt::parse_args(int* argc, char* argv[]) ERROR0("missing parameter -- "); result = 0; } - if (!opt::auto_depl::enabled) { - if (optind < *argc) { - opt::deployment_file = argv[optind++]; - } else { - ERROR0("missing parameter -- "); - result = 0; - } + if (optind < *argc) { + opt::deployment_file = argv[optind++]; } + opt::auto_depl::enabled = opt::deployment_file.empty(); while (optind < *argc) { ERROR1("unused parameter -- \"%s\"", argv[optind++]); @@ -159,16 +159,44 @@ int opt::parse_args(int* argc, char* argv[]) return result; } +namespace { + + // some helper functions for opt::print() + + const char* on_off(bool b) + { + return b ? "on" : "off"; + } + + template + const char* val_or_string(const T& val, const char* str, const T& deflt = 0) + { + static std::string res; + if (val != deflt) { + std::ostringstream oss; + oss << val; + res = oss.str(); + } else { + res = str; + } + return res.c_str(); + } + +} // namespace + void opt::print() { INFO0(",----[ Simulation parameters ]"); - INFO1("| log rate.....................: %u", opt::log_rate); + INFO1("| log rate.....................: %s", + val_or_string(opt::log_rate, "disabled")); INFO1("| platform file................: \"%s\"", opt::platform_file.c_str()); if (opt::auto_depl::enabled) { INFO0("| automatic deployment enabled"); INFO1("| - topology...................: %s", opt::auto_depl::topology.c_str()); - INFO1("| - number of hosts............: %u", opt::auto_depl::nhosts); - INFO1("| - initial load...............: %g", opt::auto_depl::load); + INFO1("| - number of hosts............: %s", + val_or_string(opt::auto_depl::nhosts, "auto")); + INFO1("| - initial load...............: %s", + val_or_string(opt::auto_depl::load, "auto")); } else { INFO1("| deployment file..............: \"%s\"", opt::deployment_file.c_str()); } @@ -176,7 +204,8 @@ void opt::print() INFO1("| bookkeeping..................: %s", on_off(opt::bookkeeping)); INFO1("| computation cost factors.....: [%s]", opt::comp_cost.to_string().c_str()); INFO1("| communication cost factors...: [%s]", opt::comm_cost.to_string().c_str()); - INFO1("| maximum number of iterations.: %u", opt::maxiter); + INFO1("| maximum number of iterations.: %s", + val_or_string(opt::maxiter, "infinity")); INFO1("| exit on close................: %s", on_off(opt::exit_on_close)); INFO0("`----"); } @@ -198,13 +227,11 @@ void opt::usage() std::clog << "Usage: " << opt::program_name - << " [options] \n"; - std::clog << " " << opt::program_name - << " [options] -T type \n"; + << " [options] []\n"; std::clog << "\nGlobal options\n"; std::clog << o("-h") - << "print help and exit (use -hh for extended help)\n"; + << "print help and exit (use -hh or -hhh for extended help)\n"; if (opt::help_requested < 1) return; @@ -215,16 +242,15 @@ void opt::usage() std::clog << o("-l value") << "print current load every n-th 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\n"; + << "enable automatic deployment with selected topology" + << " (" << opt::auto_depl::topology << ")\n"; if (opt::help_requested > 1) -#if 0 so_list(opt::topologies); -#else - std::clog << so("name") << "FIXME\n"; // fixme -#endif std::clog << o("-L value") << "total load with auto deployment, 0 for number of hosts" << " (" << opt::auto_depl::load << ")\n"; @@ -251,6 +277,20 @@ void opt::usage() << "maximum number of iterations, 0 for infinity" << " (" << opt::maxiter << ")\n"; + if (opt::help_requested < 3) + return; + + 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" + << " simu : root of following categories\n" + << " main : messages from global infrastructure\n" + << " 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"; + #undef so_list #undef so #undef o