X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/e694957c5830a9f1407392fa7f76796274aa4d18..d0ffc37686edcc803601f76ab51fdfed5fc2f241:/src/simgrid/sg_config.c diff --git a/src/simgrid/sg_config.c b/src/simgrid/sg_config.c index f66e1bf2e7..e2a11b9004 100644 --- a/src/simgrid/sg_config.c +++ b/src/simgrid/sg_config.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2009, 2010. The SimGrid Team. +/* Copyright (c) 2009-2010, 2012-2013. The SimGrid Team. * All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it @@ -11,7 +11,7 @@ #include "xbt/log.h" #include "xbt/mallocator.h" #include "xbt/str.h" -#include "xbt/lib.h" +#include "xbt/lib.h" #include "xbt/sysdep.h" #include "surf/surf.h" #include "surf/maxmin.h" @@ -27,10 +27,19 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_config, surf, xbt_cfg_t _sg_cfg_set = NULL; -int _sg_init_status = 0; /* 0: beginning of time (config cannot be changed yet); - 1: initialized: cfg_set created (config can now be changed); - 2: configured: command line parsed and config part of platform file was integrated also, platform construction ongoing or done. - (Config cannot be changed anymore!) */ +/* 0: beginning of time (config cannot be changed yet); + * 1: initialized: cfg_set created (config can now be changed); + * 2: configured: command line parsed and config part of platform file was + * integrated also, platform construction ongoing or done. + * (Config cannot be changed anymore!) + */ +int _sg_cfg_init_status = 0; + +/* instruct the upper layer (simix or simdag) to exit as soon as possible + */ +int _sg_cfg_exit_asap = 0; + +#define sg_cfg_exit_early() do { _sg_cfg_exit_asap = 1; return; } while (0) /* Parse the command line, looking for options */ static void sg_config_cmd_line(int *argc, char **argv) @@ -93,10 +102,8 @@ static void sg_config_cmd_line(int *argc, char **argv) argv[j] = NULL; *argc = j; } - if (shall_exit) { - _sg_init_status=1; // get everything cleanly cleaned on exit - exit(0); - } + if (shall_exit) + sg_cfg_exit_early(); } /* callback of the workstation/model variable */ @@ -104,14 +111,14 @@ static void _sg_cfg_cb__workstation_model(const char *name, int pos) { char *val; - xbt_assert(_sg_init_status == 1, + xbt_assert(_sg_cfg_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_sg_cfg_set, name); if (!strcmp(val, "help")) { model_help("workstation", surf_workstation_model_description); - exit(0); + sg_cfg_exit_early(); } /* Make sure that the model exists */ @@ -123,14 +130,14 @@ static void _sg_cfg_cb__cpu_model(const char *name, int pos) { char *val; - xbt_assert(_sg_init_status == 1, + xbt_assert(_sg_cfg_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_sg_cfg_set, name); if (!strcmp(val, "help")) { model_help("CPU", surf_cpu_model_description); - exit(0); + sg_cfg_exit_early(); } /* New Module missing */ @@ -142,14 +149,14 @@ static void _sg_cfg_cb__optimization_mode(const char *name, int pos) { char *val; - xbt_assert(_sg_init_status == 1, + xbt_assert(_sg_cfg_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_sg_cfg_set, name); if (!strcmp(val, "help")) { model_help("optimization", surf_optimization_mode_description); - exit(0); + sg_cfg_exit_early(); } /* New Module missing */ @@ -161,14 +168,14 @@ static void _sg_cfg_cb__storage_mode(const char *name, int pos) { char *val; - xbt_assert(_sg_init_status == 1, + xbt_assert(_sg_cfg_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_sg_cfg_set, name); if (!strcmp(val, "help")) { model_help("storage", surf_storage_model_description); - exit(0); + sg_cfg_exit_early(); } /* New Module missing */ @@ -180,21 +187,20 @@ static void _sg_cfg_cb__network_model(const char *name, int pos) { char *val; - xbt_assert(_sg_init_status == 1, + xbt_assert(_sg_cfg_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_sg_cfg_set, name); if (!strcmp(val, "help")) { model_help("network", surf_network_model_description); - exit(0); + sg_cfg_exit_early(); } /* New Module missing */ find_model_description(surf_network_model_description, val); } - /* callbacks of the network models values */ static void _sg_cfg_cb__tcp_gamma(const char *name, int pos) { @@ -229,19 +235,19 @@ static void _sg_cfg_cb__weight_S(const char *name, int pos) #ifdef HAVE_SMPI /* callback of the mpi collectives */ static void _sg_cfg_cb__coll(const char *category, - s_mpi_coll_description_t * table, - const char *name, int pos) + s_mpi_coll_description_t * table, + const char *name, int pos) { char *val; - xbt_assert(_sg_init_status == 1, + xbt_assert(_sg_cfg_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_sg_cfg_set, name); if (!strcmp(val, "help")) { coll_help(category, table); - exit(0); + sg_cfg_exit_early(); } /* New Module missing */ @@ -262,19 +268,19 @@ static void _sg_cfg_cb__coll_allreduce(const char *name, int pos) } static void _sg_cfg_cb__coll_alltoall(const char *name, int pos) { - _sg_cfg_cb__coll("alltoall", mpi_coll_alltoall_description, name, pos); + _sg_cfg_cb__coll("alltoall", mpi_coll_alltoall_description, name, pos); } static void _sg_cfg_cb__coll_alltoallv(const char *name, int pos) { - _sg_cfg_cb__coll("alltoallv", mpi_coll_alltoallv_description, name, pos); + _sg_cfg_cb__coll("alltoallv", mpi_coll_alltoallv_description, name, pos); } static void _sg_cfg_cb__coll_bcast(const char *name, int pos) { - _sg_cfg_cb__coll("bcast", mpi_coll_bcast_description, name, pos); + _sg_cfg_cb__coll("bcast", mpi_coll_bcast_description, name, pos); } static void _sg_cfg_cb__coll_reduce(const char *name, int pos) { - _sg_cfg_cb__coll("reduce", mpi_coll_reduce_description, name, pos); + _sg_cfg_cb__coll("reduce", mpi_coll_reduce_description, name, pos); } static void _sg_cfg_cb__coll_reduce_scatter(const char *name, int pos){ _sg_cfg_cb__coll("reduce_scatter", mpi_coll_reduce_scatter_description, name, pos); @@ -318,8 +324,15 @@ static void _sg_cfg_cb_verbose_exit(const char *name, int pos) _sg_do_verbose_exit = xbt_cfg_get_boolean(_sg_cfg_set, name); } +extern int _sg_do_clean_atexit; -static void _sg_cfg_cb_context_factory(const char *name, int pos) { +static void _sg_cfg_cb_clean_atexit(const char *name, int pos) +{ + _sg_do_clean_atexit = xbt_cfg_get_boolean(_sg_cfg_set, name); +} + +static void _sg_cfg_cb_context_factory(const char *name, int pos) +{ smx_context_factory_name = xbt_cfg_get_string(_sg_cfg_set, name); } @@ -353,12 +366,12 @@ static void _sg_cfg_cb_contexts_parallel_mode(const char *name, int pos) } else { xbt_die("Command line setting of the parallel synchronization mode should " - "be one of \"posix\", \"futex\" or \"busy_wait\""); + "be one of \"posix\", \"futex\" or \"busy_wait\""); } } static void _sg_cfg_cb__surf_network_coordinates(const char *name, - int pos) + int pos) { int val = xbt_cfg_get_boolean(_sg_cfg_set, name); if (val) { @@ -392,14 +405,12 @@ static void _sg_cfg_cb__gtnets_jitter_seed(const char *name, int pos) /* create the config set, register what should be and parse the command line*/ void sg_config_init(int *argc, char **argv) { - char *description = xbt_malloc(1024), *p = description; - char *default_value; - double double_default_value; - int default_value_int; + char *description = xbt_malloc(1024); + char *p; int i; /* Create the configuration support */ - if (_sg_init_status == 0) { /* Only create stuff if not already inited */ + if (_sg_cfg_init_status == 0) { /* Only create stuff if not already inited */ sprintf(description, "The model to use for the CPU. Possible values: "); p = description; @@ -409,22 +420,19 @@ void sg_config_init(int *argc, char **argv) surf_cpu_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); - default_value = xbt_strdup("Cas01"); - xbt_cfg_register(&_sg_cfg_set, "cpu/model", description, xbt_cfgelm_string, - &default_value, 1, 1, &_sg_cfg_cb__cpu_model, NULL); + xbt_cfg_register(&_sg_cfg_set, "cpu/model", description, + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__cpu_model, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "cpu/model", "Cas01"); - sprintf(description, - "The optimization modes to use for the CPU. Possible values: "); - p = description; while (*(++p) != '\0'); for (i = 0; surf_optimization_mode_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_optimization_mode_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each optimization mode)"); - default_value = xbt_strdup("Lazy"); - xbt_cfg_register(&_sg_cfg_set, "cpu/optim", description, xbt_cfgelm_string, - &default_value, 1, 1, &_sg_cfg_cb__optimization_mode, NULL); + xbt_cfg_register(&_sg_cfg_set, "cpu/optim", description, + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__optimization_mode, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "cpu/optim", "Lazy"); sprintf(description, "The model to use for the storage. Possible values: "); @@ -435,27 +443,9 @@ void sg_config_init(int *argc, char **argv) surf_storage_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); - default_value = xbt_strdup("default"); - xbt_cfg_register(&_sg_cfg_set, "storage/model", description, xbt_cfgelm_string, - &default_value, 1, 1, &_sg_cfg_cb__storage_mode, - NULL); - - /* ********************************************************************* */ - /* TUTORIAL: New model */ - sprintf(description, - "The model to use for the New model. Possible values: "); - p = description; - while (*(++p) != '\0'); - for (i = 0; surf_new_model_description[i].name; i++) - p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), - surf_new_model_description[i].name); - sprintf(p, - ".\n (use 'help' as a value to see the long description of each model)"); - default_value = xbt_strdup("default"); - xbt_cfg_register(&_sg_cfg_set, "new_model/model", description, xbt_cfgelm_string, - &default_value, 1, 1, &_sg_cfg_cb__storage_mode, - NULL); - /* ********************************************************************* */ + xbt_cfg_register(&_sg_cfg_set, "storage/model", description, + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__storage_mode, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "storage/model", "default"); sprintf(description, "The model to use for the network. Possible values: "); @@ -466,10 +456,9 @@ void sg_config_init(int *argc, char **argv) surf_network_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); - default_value = xbt_strdup("LV08"); - xbt_cfg_register(&_sg_cfg_set, "network/model", description, xbt_cfgelm_string, - &default_value, 1, 1, &_sg_cfg_cb__network_model, - NULL); + xbt_cfg_register(&_sg_cfg_set, "network/model", description, + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__network_model, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "network/model", "LV08"); sprintf(description, "The optimization modes to use for the network. Possible values: "); @@ -480,9 +469,9 @@ void sg_config_init(int *argc, char **argv) surf_optimization_mode_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each optimization mode)"); - default_value = xbt_strdup("Lazy"); - xbt_cfg_register(&_sg_cfg_set, "network/optim", description, xbt_cfgelm_string, - &default_value, 1, 1, &_sg_cfg_cb__optimization_mode, NULL); + xbt_cfg_register(&_sg_cfg_set, "network/optim", description, + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__optimization_mode, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "network/optim", "Lazy"); sprintf(description, "The model to use for the workstation. Possible values: "); @@ -493,245 +482,217 @@ void sg_config_init(int *argc, char **argv) surf_workstation_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); - default_value = xbt_strdup("default"); - xbt_cfg_register(&_sg_cfg_set, "workstation/model", description, xbt_cfgelm_string, - &default_value, 1, 1, - &_sg_cfg_cb__workstation_model, NULL); - - xbt_free(description); + xbt_cfg_register(&_sg_cfg_set, "workstation/model", description, + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__workstation_model, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "workstation/model", "default"); xbt_cfg_register(&_sg_cfg_set, "network/TCP_gamma", "Size of the biggest TCP window (cat /proc/sys/net/ipv4/tcp_[rw]mem for recv/send window; Use the last given value, which is the max window size)", - xbt_cfgelm_double, NULL, 1, 1, - _sg_cfg_cb__tcp_gamma, NULL); + xbt_cfgelm_double, 1, 1, _sg_cfg_cb__tcp_gamma, NULL); xbt_cfg_setdefault_double(_sg_cfg_set, "network/TCP_gamma", 4194304.0); xbt_cfg_register(&_sg_cfg_set, "maxmin/precision", "Numerical precision used when updating simulation models (epsilon in double comparisons)", - xbt_cfgelm_double, NULL, 1, 1, _sg_cfg_cb__maxmin_precision, NULL); - xbt_cfg_setdefault_double(_sg_cfg_set, "maxmin/precision", 0.00001); + xbt_cfgelm_double, 1, 1, _sg_cfg_cb__maxmin_precision, NULL); + xbt_cfg_setdefault_double(_sg_cfg_set, "maxmin/precision", 0.00001); /* The parameters of network models */ xbt_cfg_register(&_sg_cfg_set, "network/sender_gap", "Minimum gap between two overlapping sends", - xbt_cfgelm_double, NULL, 1, 1, /* default is set in network.c */ - _sg_cfg_cb__sender_gap, NULL); + xbt_cfgelm_double, 1, 1, _sg_cfg_cb__sender_gap, NULL); + /* default for "network/sender_gap" is set in network.c */ - double_default_value = 1.0; // FIXME use setdefault everywhere here! xbt_cfg_register(&_sg_cfg_set, "network/latency_factor", "Correction factor to apply to the provided latency (default value set by network model)", - xbt_cfgelm_double, &double_default_value, 1, 1, - _sg_cfg_cb__latency_factor, NULL); - double_default_value = 1.0; + xbt_cfgelm_double, 1, 1, _sg_cfg_cb__latency_factor, NULL); + xbt_cfg_setdefault_double(_sg_cfg_set, "network/latency_factor", 1.0); + xbt_cfg_register(&_sg_cfg_set, "network/bandwidth_factor", "Correction factor to apply to the provided bandwidth (default value set by network model)", - xbt_cfgelm_double, &double_default_value, 1, 1, - _sg_cfg_cb__bandwidth_factor, NULL); + xbt_cfgelm_double, 1, 1, _sg_cfg_cb__bandwidth_factor, NULL); + xbt_cfg_setdefault_double(_sg_cfg_set, "network/bandwidth_factor", 1.0); xbt_cfg_register(&_sg_cfg_set, "network/weight_S", "Correction factor to apply to the weight of competing streams (default value set by network model)", - xbt_cfgelm_double, NULL, 1, 1, /* default is set in network.c */ - _sg_cfg_cb__weight_S, NULL); + xbt_cfgelm_double, 1, 1, _sg_cfg_cb__weight_S, NULL); + /* default for "network/weight_S" is set in network.c */ /* Inclusion path */ xbt_cfg_register(&_sg_cfg_set, "path", "Lookup path for inclusions in platform and deployment XML files", - xbt_cfgelm_string, NULL, 0, 0, - _sg_cfg_cb__surf_path, NULL); + xbt_cfgelm_string, 0, 0, _sg_cfg_cb__surf_path, NULL); - default_value = xbt_strdup("off"); xbt_cfg_register(&_sg_cfg_set, "cpu/maxmin_selective_update", "Update the constraint set propagating recursively to others constraints (off by default when optim is set to lazy)", - xbt_cfgelm_boolean, &default_value, 0, 1, - NULL, NULL); - default_value = xbt_strdup("off"); + xbt_cfgelm_boolean, 0, 1, NULL, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "cpu/maxmin_selective_update", "no"); + xbt_cfg_register(&_sg_cfg_set, "network/maxmin_selective_update", "Update the constraint set propagating recursively to others constraints (off by default when optim is set to lazy)", - xbt_cfgelm_boolean, &default_value, 0, 1, - NULL, NULL); + xbt_cfgelm_boolean, 0, 1, NULL, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "network/maxmin_selective_update", "no"); #ifdef HAVE_MC /* do model-checking */ - default_value = xbt_strdup("off"); xbt_cfg_register(&_sg_cfg_set, "model-check", "Verify the system through model-checking instead of simulating it (EXPERIMENTAL)", - xbt_cfgelm_boolean, NULL, 0, 1, - _sg_cfg_cb_model_check, NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "model-check", default_value); + xbt_cfgelm_boolean, 0, 1, _sg_cfg_cb_model_check, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "model-check", "no"); /* do stateful model-checking */ - default_value = xbt_strdup("off"); xbt_cfg_register(&_sg_cfg_set, "model-check/checkpoint", - "Specify the amount of steps between checkpoints during stateful model-checking (default: off => stateless verification). " + "Specify the amount of steps between checkpoints during stateful model-checking (default: 0 => stateless verification). " "If value=on, one checkpoint is saved for each step => faster verification, but huge memory consumption; higher values are good compromises between speed and memory consumption.", - xbt_cfgelm_boolean, NULL, 0, 1, - _mc_cfg_cb_checkpoint, NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "model-check/checkpoint", default_value); - + xbt_cfgelm_int, 0, 1, _mc_cfg_cb_checkpoint, NULL); + xbt_cfg_setdefault_int(_sg_cfg_set, "model-check/checkpoint", 0); + /* do liveness model-checking */ xbt_cfg_register(&_sg_cfg_set, "model-check/property", "Specify the name of the file containing the property. It must be the result of the ltl2ba program.", - xbt_cfgelm_string, NULL, 0, 1, - _mc_cfg_cb_property, NULL); + xbt_cfgelm_string, 0, 1, _mc_cfg_cb_property, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "model-check/property", ""); /* Specify the kind of model-checking reduction */ xbt_cfg_register(&_sg_cfg_set, "model-check/reduction", "Specify the kind of exploration reduction (either none or DPOR)", - xbt_cfgelm_string, NULL, 0, 1, - _mc_cfg_cb_reduce, NULL); + xbt_cfgelm_string, 0, 1, _mc_cfg_cb_reduce, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "model-check/reduction", "dpor"); /* Enable/disable timeout for wait requests with model-checking */ - default_value = xbt_strdup("off"); xbt_cfg_register(&_sg_cfg_set, "model-check/timeout", "Enable/Disable timeout for wait requests", - xbt_cfgelm_boolean, NULL, 0, 1, - _mc_cfg_cb_timeout, NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "model-check/timeout", default_value); + xbt_cfgelm_boolean, 0, 1, _mc_cfg_cb_timeout, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "model-check/timeout", "no"); /* Set max depth exploration */ xbt_cfg_register(&_sg_cfg_set, "model-check/max_depth", "Specify the max depth of exploration (default : 1000)", - xbt_cfgelm_int, NULL, 0, 1, - _mc_cfg_cb_max_depth, NULL); + xbt_cfgelm_int, 0, 1, _mc_cfg_cb_max_depth, NULL); xbt_cfg_setdefault_int(_sg_cfg_set, "model-check/max_depth", 1000); /* Set number of visited state stored for state comparison reduction*/ xbt_cfg_register(&_sg_cfg_set, "model-check/visited", "Specify the number of visited state stored for state comparison reduction. If value=5, the last 5 visited states are stored", - xbt_cfgelm_int, NULL, 0, 1, - _mc_cfg_cb_visited, NULL); + xbt_cfgelm_int, 0, 1, _mc_cfg_cb_visited, NULL); xbt_cfg_setdefault_int(_sg_cfg_set, "model-check/visited", 0); /* Set file name for dot output of graph state */ xbt_cfg_register(&_sg_cfg_set, "model-check/dot_output", "Specify the name of dot file corresponding to graph state", - xbt_cfgelm_string, NULL, 0, 1, - _mc_cfg_cb_dot_output, NULL); + xbt_cfgelm_string, 0, 1, _mc_cfg_cb_dot_output, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "model-check/dot_output", ""); #endif /* do verbose-exit */ - default_value = xbt_strdup("on"); xbt_cfg_register(&_sg_cfg_set, "verbose-exit", "Activate the \"do nothing\" mode in Ctrl-C", - xbt_cfgelm_boolean, &default_value, 0, 1, - _sg_cfg_cb_verbose_exit, NULL); - - + xbt_cfgelm_boolean, 0, 1, _sg_cfg_cb_verbose_exit, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "verbose-exit", "yes"); + /* context factory */ - default_value = xbt_strdup("ucontext"); - xbt_cfg_register(&_sg_cfg_set, "contexts/factory", - "Context factory to use in SIMIX (ucontext, thread or raw)", - xbt_cfgelm_string, &default_value, 1, 1, _sg_cfg_cb_context_factory, NULL); + sprintf(description, + "Context factory to use in SIMIX. Possible values: thread"); + const char *dflt_ctx_fact = "thread"; +#ifdef CONTEXT_UCONTEXT + strcat(description, ", ucontext"); + dflt_ctx_fact = "ucontext"; +#endif +#ifdef HAVE_RAWCTX + strcat(description, ", raw"); + dflt_ctx_fact = "raw"; +#endif + strcat(description, "."); + xbt_cfg_register(&_sg_cfg_set, "contexts/factory", description, + xbt_cfgelm_string, 1, 1, _sg_cfg_cb_context_factory, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "contexts/factory", dflt_ctx_fact); /* stack size of contexts in Ko */ - default_value_int = 128; xbt_cfg_register(&_sg_cfg_set, "contexts/stack_size", - "Stack size of contexts in Kib (ucontext or raw only)", - xbt_cfgelm_int, &default_value_int, 1, 1, - _sg_cfg_cb_context_stack_size, NULL); + "Stack size of contexts in Kib", + xbt_cfgelm_int, 1, 1, _sg_cfg_cb_context_stack_size, NULL); + xbt_cfg_setdefault_int(_sg_cfg_set, "contexts/stack_size", 128); /* number of parallel threads for user processes */ - default_value_int = 1; xbt_cfg_register(&_sg_cfg_set, "contexts/nthreads", "Number of parallel threads used to execute user contexts", - xbt_cfgelm_int, &default_value_int, 1, 1, - _sg_cfg_cb_contexts_nthreads, NULL); + xbt_cfgelm_int, 1, 1, _sg_cfg_cb_contexts_nthreads, NULL); + xbt_cfg_setdefault_int(_sg_cfg_set, "contexts/nthreads", 1); /* minimal number of user contexts to be run in parallel */ - default_value_int = 2; xbt_cfg_register(&_sg_cfg_set, "contexts/parallel_threshold", - "Minimal number of user contexts to be run in parallel (raw contexts only)", - xbt_cfgelm_int, &default_value_int, 1, 1, - _sg_cfg_cb_contexts_parallel_threshold, NULL); + "Minimal number of user contexts to be run in parallel (raw contexts only)", + xbt_cfgelm_int, 1, 1, _sg_cfg_cb_contexts_parallel_threshold, NULL); + xbt_cfg_setdefault_int(_sg_cfg_set, "contexts/parallel_threshold", 2); /* synchronization mode for parallel user contexts */ + xbt_cfg_register(&_sg_cfg_set, "contexts/synchro", + "Synchronization mode to use when running contexts in parallel (either futex, posix or busy_wait)", + xbt_cfgelm_string, 1, 1, _sg_cfg_cb_contexts_parallel_mode, NULL); #ifdef HAVE_FUTEX_H - default_value = xbt_strdup("futex"); + xbt_cfg_setdefault_string(_sg_cfg_set, "contexts/synchro", "futex"); #else //No futex on mac and posix is unimplememted yet - default_value = xbt_strdup("busy_wait"); + xbt_cfg_setdefault_string(_sg_cfg_set, "contexts/synchro", "busy_wait"); #endif - xbt_cfg_register(&_sg_cfg_set, "contexts/synchro", - "Synchronization mode to use when running contexts in parallel (either futex, posix or busy_wait)", - xbt_cfgelm_string, &default_value, 1, 1, - _sg_cfg_cb_contexts_parallel_mode, NULL); - default_value = xbt_strdup("no"); xbt_cfg_register(&_sg_cfg_set, "network/coordinates", "\"yes\" or \"no\", specifying whether we use a coordinate-based routing (as Vivaldi)", - xbt_cfgelm_boolean, &default_value, 1, 1, - _sg_cfg_cb__surf_network_coordinates, NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "network/coordinates", default_value); + xbt_cfgelm_boolean, 1, 1, _sg_cfg_cb__surf_network_coordinates, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "network/coordinates", "no"); - default_value = xbt_strdup("no"); xbt_cfg_register(&_sg_cfg_set, "network/crosstraffic", "Activate the interferences between uploads and downloads for fluid max-min models (LV08, CM02)", - xbt_cfgelm_boolean, &default_value, 0, 1, - _sg_cfg_cb__surf_network_crosstraffic, NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "network/crosstraffic", default_value); + xbt_cfgelm_boolean, 0, 1, _sg_cfg_cb__surf_network_crosstraffic, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "network/crosstraffic", "no"); #ifdef HAVE_GTNETS xbt_cfg_register(&_sg_cfg_set, "gtnets/jitter", "Double value to oscillate the link latency, uniformly in random interval [-latency*gtnets_jitter,latency*gtnets_jitter)", - xbt_cfgelm_double, NULL, 1, 1, - _sg_cfg_cb__gtnets_jitter, NULL); + xbt_cfgelm_double, 1, 1, _sg_cfg_cb__gtnets_jitter, NULL); xbt_cfg_setdefault_double(_sg_cfg_set, "gtnets/jitter", 0.0); - default_value_int = 10; xbt_cfg_register(&_sg_cfg_set, "gtnets/jitter_seed", "Use a positive seed to reproduce jitted results, value must be in [1,1e8], default is 10", - xbt_cfgelm_int, &default_value_int, 0, 1, - _sg_cfg_cb__gtnets_jitter_seed, NULL); + xbt_cfgelm_int, 0, 1, _sg_cfg_cb__gtnets_jitter_seed, NULL); + xbt_cfg_setdefault_int(_sg_cfg_set, "gtnets/jitter_seed", 10); #endif #ifdef HAVE_NS3 xbt_cfg_register(&_sg_cfg_set, "ns3/TcpModel", "The ns3 tcp model can be : NewReno or Reno or Tahoe", - xbt_cfgelm_string, NULL, 1, 1, - NULL, NULL); + xbt_cfgelm_string, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "ns3/TcpModel", "default"); #endif #ifdef HAVE_SMPI - double default_reference_speed = 20000.0; xbt_cfg_register(&_sg_cfg_set, "smpi/running_power", "Power of the host running the simulation (in flop/s). Used to bench the operations.", - xbt_cfgelm_double, &default_reference_speed, 1, 1, NULL, - NULL); + xbt_cfgelm_double, 1, 1, NULL, NULL); + xbt_cfg_setdefault_double(_sg_cfg_set, "smpi/running_power", 20000.0); - default_value = xbt_strdup("no"); xbt_cfg_register(&_sg_cfg_set, "smpi/display_timing", "Boolean indicating whether we should display the timing after simulation.", - xbt_cfgelm_boolean, &default_value, 1, 1, NULL, - NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "smpi/display_timing", default_value); + xbt_cfgelm_boolean, 1, 1, NULL, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "smpi/display_timing", "no"); - default_value = xbt_strdup("yes"); xbt_cfg_register(&_sg_cfg_set, "smpi/use_shared_malloc", "Boolean indicating whether we should use shared memory when using SMPI_SHARED_MALLOC. Allows user to disable it for debug purposes.", - xbt_cfgelm_boolean, &default_value, 1, 1, NULL, - NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "smpi/use_shared_malloc", default_value); - - double default_threshold = 1e-6; + xbt_cfgelm_boolean, 1, 1, NULL, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "smpi/use_shared_malloc", "yes"); + xbt_cfg_register(&_sg_cfg_set, "smpi/cpu_threshold", "Minimal computation time (in seconds) not discarded.", - xbt_cfgelm_double, &default_threshold, 1, 1, NULL, - NULL); + xbt_cfgelm_double, 1, 1, NULL, NULL); + xbt_cfg_setdefault_double(_sg_cfg_set, "smpi/cpu_threshold", 1e-6); - int default_small_messages_threshold = 0; xbt_cfg_register(&_sg_cfg_set, "smpi/async_small_thres", "Maximal size of messages that are to be sent asynchronously, without waiting for the receiver", - xbt_cfgelm_int, &default_small_messages_threshold, 1, 1, NULL, - NULL); + xbt_cfgelm_int, 1, 1, NULL, NULL); + xbt_cfg_setdefault_int(_sg_cfg_set, "smpi/async_small_thres", 0); - int default_send_is_detached_threshold = 65536; xbt_cfg_register(&_sg_cfg_set, "smpi/send_is_detached_thres", "Threshold of message size where MPI_Send stops behaving like MPI_Isend and becomes MPI_Ssend", - xbt_cfgelm_int, &default_send_is_detached_threshold, 1, 1, NULL, - NULL); + xbt_cfgelm_int, 1, 1, NULL, NULL); + xbt_cfg_setdefault_int(_sg_cfg_set, "smpi/send_is_detached_thres", 65536); //For smpi/bw_factor and smpi/lat_factor //Default value have to be "threshold0:value0;threshold1:value1;...;thresholdN:valueN" @@ -740,109 +701,89 @@ void sg_config_init(int *argc, char **argv) // or with tag config put line xbt_cfg_register(&_sg_cfg_set, "smpi/bw_factor", "Bandwidth factors for smpi.", - xbt_cfgelm_string, NULL, 1, 1, NULL, - NULL); + xbt_cfgelm_string, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "smpi/bw_factor", "65472:0.940694;15424:0.697866;9376:0.58729;5776:1.08739;3484:0.77493;1426:0.608902;732:0.341987;257:0.338112;0:0.812084"); xbt_cfg_register(&_sg_cfg_set, "smpi/lat_factor", "Latency factors for smpi.", - xbt_cfgelm_string, NULL, 1, 1, NULL, - NULL); + xbt_cfgelm_string, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "smpi/lat_factor", "65472:11.6436;15424:3.48845;9376:2.59299;5776:2.18796;3484:1.88101;1426:1.61075;732:1.9503;257:1.95341;0:2.01467"); xbt_cfg_register(&_sg_cfg_set, "smpi/os", "Small messages timings (MPI_Send minimum time for small messages)", - xbt_cfgelm_string, NULL, 1, 1, NULL, - NULL); + xbt_cfgelm_string, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "smpi/os", "1:0:0:0:0"); xbt_cfg_register(&_sg_cfg_set, "smpi/ois", "Small messages timings (MPI_Isend minimum time for small messages)", - xbt_cfgelm_string, NULL, 1, 1, NULL, - NULL); + xbt_cfgelm_string, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "smpi/ois", "1:0:0:0:0"); xbt_cfg_register(&_sg_cfg_set, "smpi/or", "Small messages timings (MPI_Recv minimum time for small messages)", - xbt_cfgelm_string, NULL, 1, 1, NULL, - NULL); + xbt_cfgelm_string, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_sg_cfg_set, "smpi/or", "1:0:0:0:0"); - double default_iprobe_time = 1e-4; xbt_cfg_register(&_sg_cfg_set, "smpi/iprobe", "Minimum time to inject inside a call to MPI_Iprobe", - xbt_cfgelm_double, &default_iprobe_time, 1, 1, NULL, - NULL); - default_value = xbt_strdup("default"); + xbt_cfgelm_double, 1, 1, NULL, NULL); + xbt_cfg_setdefault_double(_sg_cfg_set, "smpi/iprobe", 1e-4); xbt_cfg_register(&_sg_cfg_set, "smpi/coll_selector", - "Which collective selector to use", - xbt_cfgelm_string, &default_value, 1, 1, NULL, - NULL); - - xbt_cfg_register(&_sg_cfg_set, "smpi/gather", - "Which collective to use for gather", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_gather, - NULL); - + "Which collective selector to use", + xbt_cfgelm_string, 1, 1, NULL, NULL); + xbt_cfg_setdefault_string(_sg_cfg_set, "smpi/coll_selector", "default"); + + xbt_cfg_register(&_sg_cfg_set, "smpi/gather", + "Which collective to use for gather", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_gather, NULL); + xbt_cfg_register(&_sg_cfg_set, "smpi/allgather", - "Which collective to use for allgather", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_allgather, - NULL); + "Which collective to use for allgather", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_allgather, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/barrier", - "Which collective to use for barrier", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_barrier, - NULL); + "Which collective to use for barrier", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_barrier, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/reduce_scatter", - "Which collective to use for reduce_scatter", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_reduce_scatter, - NULL); + "Which collective to use for reduce_scatter", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_reduce_scatter, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/scatter", - "Which collective to use for scatter", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_scatter, - NULL); + "Which collective to use for scatter", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_scatter, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/allgatherv", - "Which collective to use for allgatherv", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_allgatherv, - NULL); + "Which collective to use for allgatherv", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_allgatherv, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/allreduce", - "Which collective to use for allreduce", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_allreduce, - NULL); + "Which collective to use for allreduce", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_allreduce, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/alltoall", - "Which collective to use for alltoall", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_alltoall, - NULL); + "Which collective to use for alltoall", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_alltoall, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/alltoallv", - "Which collective to use for alltoallv", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_alltoallv, - NULL); + "Which collective to use for alltoallv", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_alltoallv, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/bcast", - "Which collective to use for bcast", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_bcast, - NULL); + "Which collective to use for bcast", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_bcast, NULL); xbt_cfg_register(&_sg_cfg_set, "smpi/reduce", - "Which collective to use for reduce", - xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_reduce, - NULL); + "Which collective to use for reduce", + xbt_cfgelm_string, 1, 1, &_sg_cfg_cb__coll_reduce, NULL); #endif // HAVE_SMPI - default_value = xbt_strdup("yes"); xbt_cfg_register(&_sg_cfg_set, "clean_atexit", "\"yes\" or \"no\". \"yes\" enables all the cleanups of SimGrid (XBT,SIMIX,MSG) to be registered with atexit. \"no\" may be useful if your code segfaults when calling the exit function.", - xbt_cfgelm_boolean, &default_value, 1, 1, - NULL, NULL); - xbt_cfg_setdefault_boolean(_sg_cfg_set, "clean_atexit", default_value); + xbt_cfgelm_boolean, 1, 1, _sg_cfg_cb_clean_atexit, NULL); + xbt_cfg_setdefault_boolean(_sg_cfg_set, "clean_atexit", "yes"); if (!surf_path) { - /* retrieves the current directory of the current process */ + /* retrieves the current directory of the current process */ const char *initial_path = __surf_get_initial_path(); xbt_assert((initial_path), "__surf_get_initial_path() failed! Can't resolves current Windows directory"); @@ -851,7 +792,7 @@ void sg_config_init(int *argc, char **argv) xbt_cfg_setdefault_string(_sg_cfg_set, "path", initial_path); } - _sg_init_status = 1; + _sg_cfg_init_status = 1; sg_config_cmd_line(argc, argv); @@ -860,21 +801,23 @@ void sg_config_init(int *argc, char **argv) } else { XBT_WARN("Call to sg_config_init() after initialization ignored"); } + + xbt_free(description); } void sg_config_finalize(void) { - if (!_sg_init_status) + if (!_sg_cfg_init_status) return; /* Not initialized yet. Nothing to do */ xbt_cfg_free(&_sg_cfg_set); - _sg_init_status = 0; + _sg_cfg_init_status = 0; } /* Pick the right models for CPU, net and workstation, and call their model_init_preparse */ void surf_config_models_setup() { - char *workstation_model_name; + const char *workstation_model_name; int workstation_id = -1; char *network_model_name = NULL; char *cpu_model_name = NULL; @@ -892,15 +835,12 @@ void surf_config_models_setup() * the right net/cpu models. */ - if((!xbt_cfg_is_default_value(_sg_cfg_set, "network/model") || - !xbt_cfg_is_default_value(_sg_cfg_set, "cpu/model")) && - xbt_cfg_is_default_value(_sg_cfg_set, "workstation/model")) - { - const char *val = "compound"; - XBT_INFO - ("Switching workstation model to compound since you changed the network and/or cpu model(s)"); - xbt_cfg_set_string(_sg_cfg_set, "workstation/model", val); - workstation_model_name = (char *) "compound"; + if ((!xbt_cfg_is_default_value(_sg_cfg_set, "network/model") || + !xbt_cfg_is_default_value(_sg_cfg_set, "cpu/model")) && + xbt_cfg_is_default_value(_sg_cfg_set, "workstation/model")) { + XBT_INFO("Switching workstation model to compound since you changed the network and/or cpu model(s)"); + workstation_model_name = "compound"; + xbt_cfg_set_string(_sg_cfg_set, "workstation/model", workstation_model_name); } XBT_DEBUG("Workstation model: %s", workstation_model_name); @@ -934,38 +874,34 @@ void surf_config_models_setup() storage_id = find_model_description(surf_storage_model_description, storage_model_name); surf_storage_model_description[storage_id].model_init_preparse(); - /* ********************************************************************* */ - /* TUTORIAL: New model */ - int new_model_id = -1; - char *new_model_name = NULL; - new_model_name = xbt_cfg_get_string(_sg_cfg_set, "new_model/model"); - XBT_DEBUG("Call new model_init"); - new_model_id = find_model_description(surf_new_model_description, new_model_name); - surf_new_model_description[new_model_id].model_init_preparse(); - /* ********************************************************************* */ } int sg_cfg_get_int(const char* name) { - return xbt_cfg_get_int(_sg_cfg_set,name); + return xbt_cfg_get_int(_sg_cfg_set,name); } + double sg_cfg_get_double(const char* name) { - return xbt_cfg_get_double(_sg_cfg_set,name); + return xbt_cfg_get_double(_sg_cfg_set,name); } + char* sg_cfg_get_string(const char* name) { - return xbt_cfg_get_string(_sg_cfg_set,name); + return xbt_cfg_get_string(_sg_cfg_set,name); } + int sg_cfg_get_boolean(const char* name) { - return xbt_cfg_get_boolean(_sg_cfg_set,name); + return xbt_cfg_get_boolean(_sg_cfg_set,name); } + void sg_cfg_get_peer(const char *name, char **peer, int *port) { - xbt_cfg_get_peer(_sg_cfg_set,name, peer, port); + xbt_cfg_get_peer(_sg_cfg_set,name, peer, port); } + xbt_dynar_t sg_cfg_get_dynar(const char* name) { - return xbt_cfg_get_dynar(_sg_cfg_set,name); + return xbt_cfg_get_dynar(_sg_cfg_set,name); }