X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/87bf71ddfe2611ffedaabe6c3a9030957ae4a080..adf35dcadfd3b7c53d51a13f4accba378ea5965e:/src/surf/surf_config.c diff --git a/src/surf/surf_config.c b/src/surf/surf_config.c index 7f5e6fb3bb..617bffc175 100644 --- a/src/surf/surf_config.c +++ b/src/surf/surf_config.c @@ -9,13 +9,14 @@ #include "xbt/config.h" #include "xbt/str.h" #include "surf/surf_private.h" +#include "surf/surf_routing.h" /* COORD_HOST_LEVEL and COORD_ASR_LEVEL */ +#include "simix/context.h" XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_config, surf, "About the configuration of surf (and the rest of the simulation)"); xbt_cfg_t _surf_cfg_set = NULL; - /* Parse the command line, looking for options */ static void surf_config_cmd_line(int *argc, char **argv) { @@ -29,19 +30,34 @@ static void surf_config_cmd_line(int *argc, char **argv) opt++; xbt_cfg_set_parse(_surf_cfg_set, opt); - DEBUG1("Did apply '%s' as config setting", opt); + XBT_DEBUG("Did apply '%s' as config setting", opt); remove_it = 1; } else if (!strncmp(argv[i], "--cfg-help", strlen("--cfg-help") + 1) || !strncmp(argv[i], "--help", strlen("--help") + 1)) { - printf("Description of the configuration accepted by this simulator:\n"); + printf + ("Description of the configuration accepted by this simulator:\n"); xbt_cfg_help(_surf_cfg_set); printf("\nYou can also use --help-models to see the details of all models known by this simulator.\n"); +#ifdef HAVE_TRACING + printf("\nYou can also use --help-tracing to see the details of all tracing options known by this simulator.\n"); +#endif exit(0); - } else if (!strncmp(argv[i], "--help-models", strlen("--help-models")+1)) { - model_help("workstation",surf_workstation_model_description); - model_help("CPU",surf_cpu_model_description); - model_help("network",surf_network_model_description); + } else if (!strncmp(argv[i], "--help-models", strlen("--help-models") + 1)) { + model_help("workstation", surf_workstation_model_description); + printf("\n"); + model_help("CPU", surf_cpu_model_description); + printf("\n"); + model_help("network", surf_network_model_description); + printf("\nLong description of all optimization levels accepted by the models of this simulator:\n"); + for (i = 0; surf_optimization_mode_description[i].name; i++) + printf(" %s: %s\n", surf_optimization_mode_description[i].name, surf_optimization_mode_description[i].description); + printf("Both network and CPU models have 'Lazy' as default optimization level\n"); exit(0); +#ifdef HAVE_TRACING + } else if (!strncmp(argv[i], "--help-tracing", strlen("--help-tracing") + 1)) { + TRACE_help (1); + exit(0); +#endif } if (remove_it) { /*remove this from argv */ for (j = i + 1; j < *argc; j++) { @@ -65,13 +81,13 @@ static void _surf_cfg_cb__workstation_model(const char *name, int pos) { char *val; - xbt_assert0(_surf_init_status < 2, + xbt_assert(_surf_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_surf_cfg_set, name); - if (!strcmp(val,"help")) { - model_help("workstation",surf_workstation_model_description); + if (!strcmp(val, "help")) { + model_help("workstation", surf_workstation_model_description); exit(0); } @@ -84,13 +100,13 @@ static void _surf_cfg_cb__cpu_model(const char *name, int pos) { char *val; - xbt_assert0(_surf_init_status < 2, + xbt_assert(_surf_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_surf_cfg_set, name); - if (!strcmp(val,"help")) { - model_help("CPU",surf_cpu_model_description); + if (!strcmp(val, "help")) { + model_help("CPU", surf_cpu_model_description); exit(0); } @@ -98,18 +114,37 @@ static void _surf_cfg_cb__cpu_model(const char *name, int pos) find_model_description(surf_cpu_model_description, val); } +/* callback of the cpu/model variable */ +static void _surf_cfg_cb__optimization_mode(const char *name, int pos) +{ + char *val; + + xbt_assert(_surf_init_status < 2, + "Cannot change the model after the initialization"); + + val = xbt_cfg_get_string(_surf_cfg_set, name); + + if (!strcmp(val, "help")) { + model_help("optimization", surf_optimization_mode_description); + exit(0); + } + + /* New Module missing */ + find_model_description(surf_optimization_mode_description, val); +} + /* callback of the workstation_model variable */ static void _surf_cfg_cb__network_model(const char *name, int pos) { char *val; - xbt_assert0(_surf_init_status < 2, + xbt_assert(_surf_init_status < 2, "Cannot change the model after the initialization"); val = xbt_cfg_get_string(_surf_cfg_set, name); - if (!strcmp(val,"help")) { - model_help("network",surf_network_model_description); + if (!strcmp(val, "help")) { + model_help("network", surf_network_model_description); exit(0); } @@ -119,173 +154,431 @@ static void _surf_cfg_cb__network_model(const char *name, int pos) /* callbacks of the network models values */ -static void _surf_cfg_cb__tcp_gamma(const char *name, int pos) { +static void _surf_cfg_cb__tcp_gamma(const char *name, int pos) +{ sg_tcp_gamma = xbt_cfg_get_double(_surf_cfg_set, name); } -static void _surf_cfg_cb__latency_factor(const char *name, int pos) { + +static void _surf_cfg_cb__maxmin_precision(const char* name, int pos) +{ + sg_maxmin_precision = xbt_cfg_get_double(_surf_cfg_set, name); +} + +static void _surf_cfg_cb__sender_gap(const char* name, int pos) +{ + sg_sender_gap = xbt_cfg_get_double(_surf_cfg_set, name); +} + +static void _surf_cfg_cb__latency_factor(const char *name, int pos) +{ sg_latency_factor = xbt_cfg_get_double(_surf_cfg_set, name); } -static void _surf_cfg_cb__bandwidth_factor(const char *name, int pos) { + +static void _surf_cfg_cb__bandwidth_factor(const char *name, int pos) +{ sg_bandwidth_factor = xbt_cfg_get_double(_surf_cfg_set, name); } -static void _surf_cfg_cb__weight_S(const char *name, int pos) { + +static void _surf_cfg_cb__weight_S(const char *name, int pos) +{ sg_weight_S_parameter = xbt_cfg_get_double(_surf_cfg_set, name); } -static void _surf_cfg_cb__surf_maxmin_selective_update(const char *name, int pos) { - sg_maxmin_selective_update = xbt_cfg_get_int(_surf_cfg_set, name); -} /* callback of the inclusion path */ -static void _surf_cfg_cb__surf_path(const char *name, int pos) { +static void _surf_cfg_cb__surf_path(const char *name, int pos) +{ char *path = xbt_cfg_get_string_at(_surf_cfg_set, name, pos); xbt_dynar_push(surf_path, &path); } /* callback to decide if we want to use the model-checking */ #include "xbt_modinter.h" -int _surf_do_model_check = 0; /* this variable is used accros the lib */ +extern int _surf_do_model_check; /* this variable lives in xbt_main until I find a right location for it */ + +static void _surf_cfg_cb_model_check(const char *name, int pos) +{ + _surf_do_model_check = xbt_cfg_get_int(_surf_cfg_set, name); + + if (_surf_do_model_check) { + /* Tell modules using mallocators that they shouldn't. MC don't like them */ + xbt_fifo_preinit(); + xbt_dict_preinit(); + } +} + +extern int _surf_do_verbose_exit; + +static void _surf_cfg_cb_verbose_exit(const char *name, int pos) +{ + _surf_do_verbose_exit = xbt_cfg_get_int(_surf_cfg_set, name); +} -static void _surf_cfg_cb_model_check(const char *name, int pos) { - _surf_do_model_check = 1; - /* Tell modules using mallocators that they shouldn't. MC don't like them */ - xbt_fifo_preinit(); - xbt_dict_preinit(); + +static void _surf_cfg_cb_context_factory(const char *name, int pos) +{ + smx_context_factory_name = xbt_cfg_get_string(_surf_cfg_set, name); +} + +static void _surf_cfg_cb_context_stack_size(const char *name, int pos) +{ + smx_context_stack_size = xbt_cfg_get_int(_surf_cfg_set, name) * 1024; +} + +static void _surf_cfg_cb_contexts_nthreads(const char *name, int pos) +{ + SIMIX_context_set_nthreads(xbt_cfg_get_int(_surf_cfg_set, name)); +} + +static void _surf_cfg_cb_contexts_parallel_threshold(const char *name, int pos) +{ + SIMIX_context_set_parallel_threshold(xbt_cfg_get_int(_surf_cfg_set, name)); +} + +static void _surf_cfg_cb_contexts_parallel_mode(const char *name, int pos) +{ + const char* mode_name = xbt_cfg_get_string(_surf_cfg_set, name); + if (!strcmp(mode_name, "posix")) { + SIMIX_context_set_parallel_mode(XBT_PARMAP_POSIX); + } + else if (!strcmp(mode_name, "futex")) { + SIMIX_context_set_parallel_mode(XBT_PARMAP_FUTEX); + } + else if (!strcmp(mode_name, "busy_wait")) { + SIMIX_context_set_parallel_mode(XBT_PARMAP_BUSY_WAIT); + } + else { + xbt_die("Command line setting of the parallel synchronization mode should " + "be one of \"posix\", \"futex\" or \"busy_wait\""); + } +} + +static void _surf_cfg_cb_surf_nthreads(const char *name, int pos) +{ + surf_set_nthreads(xbt_cfg_get_int(_surf_cfg_set, name)); +} + +static void _surf_cfg_cb__surf_network_coordinates(const char *name, + int pos) +{ + char *val = xbt_cfg_get_string(_surf_cfg_set, name); + if (!strcmp(val, "yes")) { + if (!COORD_HOST_LEVEL) { + COORD_HOST_LEVEL = xbt_lib_add_level(host_lib,xbt_dynar_free_voidp); + COORD_ASR_LEVEL = xbt_lib_add_level(as_router_lib,xbt_dynar_free_voidp); + } + } else if (!strcmp(val, "no")) { + if (COORD_HOST_LEVEL) + xbt_die("Setting of whether to use coordinate cannot be disabled once set."); + } else { + xbt_die("Command line setting of whether to use coordinates must be either \"yes\" or \"no\""); + } +} + +static void _surf_cfg_cb__surf_network_crosstraffic(const char *name, + int pos) +{ + sg_network_crosstraffic = xbt_cfg_get_int(_surf_cfg_set, name); } #ifdef HAVE_GTNETS -static void _surf_cfg_cb__gtnets_jitter(const char *name, int pos){ - sg_gtnets_jitter = xbt_cfg_get_double(_surf_cfg_set, name); +static void _surf_cfg_cb__gtnets_jitter(const char *name, int pos) +{ + sg_gtnets_jitter = xbt_cfg_get_double(_surf_cfg_set, name); } -static void _surf_cfg_cb__gtnets_jitter_seed(const char *name, int pos){ - sg_gtnets_jitter_seed = xbt_cfg_get_int(_surf_cfg_set, name); + +static void _surf_cfg_cb__gtnets_jitter_seed(const char *name, int pos) +{ + sg_gtnets_jitter_seed = xbt_cfg_get_int(_surf_cfg_set, name); } #endif /* create the config set, register what should be and parse the command line*/ void surf_config_init(int *argc, char **argv) { - char *description = xbt_malloc(1024), *p = description; - char *default_value; - double double_default_value; - int default_value_int; - int i; + char *description = xbt_malloc(1024), *p = description; + char *default_value; + double double_default_value; + int default_value_int; + int i; /* Create the configuration support */ if (_surf_init_status == 0) { /* Only create stuff if not already inited */ _surf_init_status = 1; - sprintf(description, "The model to use for the CPU. Possible values: "); + sprintf(description, + "The model to use for the CPU. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_cpu_model_description[i].name; i++) - p += - sprintf(p, "%s%s", (i == 0 ? "" : ", "), - surf_cpu_model_description[i].name); - sprintf(p,".\n (use 'help' as a value to see the long description of each model)"); + p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), + 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(&_surf_cfg_set, - "cpu/model", description, xbt_cfgelm_string, + xbt_cfg_register(&_surf_cfg_set, "cpu/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__cpu_model, NULL); + 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(&_surf_cfg_set, "cpu/optim", description, xbt_cfgelm_string, + &default_value, 1, 1, &_surf_cfg_cb__optimization_mode, NULL); + sprintf(description, "The model to use for the network. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_network_model_description[i].name; i++) - p += - sprintf(p, "%s%s", (i == 0 ? "" : ", "), - surf_network_model_description[i].name); - sprintf(p,".\n (use 'help' as a value to see the long description of each model)"); + p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), + 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(&_surf_cfg_set, - "network/model", description, xbt_cfgelm_string, + xbt_cfg_register(&_surf_cfg_set, "network/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__network_model, NULL); + sprintf(description, + "The optimization modes to use for the network. 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(&_surf_cfg_set, "network/optim", description, xbt_cfgelm_string, + &default_value, 1, 1, &_surf_cfg_cb__optimization_mode, NULL); + sprintf(description, "The model to use for the workstation. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_workstation_model_description[i].name; i++) - p += - sprintf(p, "%s%s", (i == 0 ? "" : ", "), - 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("CLM03"); - xbt_cfg_register(&_surf_cfg_set, - "workstation/model", description, xbt_cfgelm_string, - &default_value, 1, 1, &_surf_cfg_cb__workstation_model, - NULL); + p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), + 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(&_surf_cfg_set, "workstation/model", description, xbt_cfgelm_string, + &default_value, 1, 1, + &_surf_cfg_cb__workstation_model, NULL); xbt_free(description); - default_value = xbt_strdup("Full"); - xbt_cfg_register(&_surf_cfg_set, "routing", - "Model to use to store the routing information", - xbt_cfgelm_string, &default_value, 1, 1, NULL, NULL); - - xbt_cfg_register(&_surf_cfg_set, "TCP_gamma", + xbt_cfg_register(&_surf_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, _surf_cfg_cb__tcp_gamma, NULL); - xbt_cfg_set_double(_surf_cfg_set, "TCP_gamma", 20000.0); + xbt_cfgelm_double, NULL, 1, 1, + _surf_cfg_cb__tcp_gamma, NULL); + xbt_cfg_setdefault_double(_surf_cfg_set, "network/TCP_gamma", 20000.0); + + xbt_cfg_register(&_surf_cfg_set, "maxmin/precision", + "Numerical precision used when updating simulation models (epsilon in double comparisons)", + xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__maxmin_precision, NULL); + xbt_cfg_setdefault_double(_surf_cfg_set, "maxmin/precision", 0.00001); // FIXME use setdefault everywhere here! /* The parameters of network models */ + + double_default_value = 0.0; + xbt_cfg_register(&_surf_cfg_set, "network/sender_gap", + "Minimum gap between two overlapping sends", + xbt_cfgelm_double, &double_default_value, 1, 1, + _surf_cfg_cb__sender_gap, NULL); + double_default_value = 1.0; xbt_cfg_register(&_surf_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, _surf_cfg_cb__latency_factor, NULL); + xbt_cfgelm_double, &double_default_value, 1, 1, + _surf_cfg_cb__latency_factor, NULL); double_default_value = 1.0; xbt_cfg_register(&_surf_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, _surf_cfg_cb__bandwidth_factor, NULL); + xbt_cfgelm_double, &double_default_value, 1, 1, + _surf_cfg_cb__bandwidth_factor, NULL); double_default_value = 0.0; xbt_cfg_register(&_surf_cfg_set, "network/weight_S", "Correction factor to apply to the weight of competing streams(default value set by network model)", - xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__weight_S, NULL); + xbt_cfgelm_double, &double_default_value, 1, 1, + _surf_cfg_cb__weight_S, NULL); /* Inclusion path */ xbt_cfg_register(&_surf_cfg_set, "path", "Lookup path for inclusions in platform and deployment XML files", - xbt_cfgelm_string, NULL, 0, 0, _surf_cfg_cb__surf_path, - NULL); + xbt_cfgelm_string, NULL, 0, 0, + _surf_cfg_cb__surf_path, NULL); - default_value_int = 0; - xbt_cfg_register(&_surf_cfg_set, "maxmin_selective_update", - "Update the constraint set propagating recursively to others constraints", - xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__surf_maxmin_selective_update, NULL); + default_value_int = 0; + xbt_cfg_register(&_surf_cfg_set, "cpu/maxmin_selective_update", + "Update the constraint set propagating recursively to others constraints (1 by default when optim is set to lazy)", + xbt_cfgelm_int, &default_value_int, 0, 1, + NULL, NULL); + default_value_int = 0; + xbt_cfg_register(&_surf_cfg_set, "network/maxmin_selective_update", + "Update the constraint set propagating recursively to others constraints (1 by default when optim is set to lazy)", + xbt_cfgelm_int, &default_value_int, 0, 1, + NULL, NULL); /* do model-check */ default_value_int = 0; xbt_cfg_register(&_surf_cfg_set, "model-check", "Activate the model-checking of the \"simulated\" system (EXPERIMENTAL -- msg only for now)", - xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb_model_check, NULL); + xbt_cfgelm_int, &default_value_int, 0, 1, + _surf_cfg_cb_model_check, NULL); + + /* + FIXME: this function is not setting model-check to it's default value because + internally it calls to variable->cb_set that in this case is the function + _surf_cfg_cb_model_check which sets it's value to 1 (instead of the default value 0) + xbt_cfg_set_int(_surf_cfg_set, "model-check", default_value_int); */ + + /* do verbose-exit */ + default_value_int = 1; + xbt_cfg_register(&_surf_cfg_set, "verbose-exit", + "Activate the \"do nothing\" mode in Ctrl-C", + xbt_cfgelm_int, &default_value_int, 0, 1, + _surf_cfg_cb_verbose_exit, NULL); + + + /* context factory */ + default_value = xbt_strdup("ucontext"); + xbt_cfg_register(&_surf_cfg_set, "contexts/factory", + "Context factory to use in SIMIX (ucontext, thread or raw)", + xbt_cfgelm_string, &default_value, 1, 1, _surf_cfg_cb_context_factory, NULL); + + /* stack size of contexts in Ko */ + default_value_int = 128; + xbt_cfg_register(&_surf_cfg_set, "contexts/stack_size", + "Stack size of contexts in Kib (ucontext or raw only)", + xbt_cfgelm_int, &default_value_int, 1, 1, + _surf_cfg_cb_context_stack_size, NULL); + + /* number of parallel threads for user processes */ + default_value_int = 1; + xbt_cfg_register(&_surf_cfg_set, "contexts/nthreads", + "Number of parallel threads used to execute user contexts", + xbt_cfgelm_int, &default_value_int, 1, 1, + _surf_cfg_cb_contexts_nthreads, NULL); + + /* minimal number of user contexts to be run in parallel */ + default_value_int = 2; + xbt_cfg_register(&_surf_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, + _surf_cfg_cb_contexts_parallel_threshold, NULL); + + /* synchronization mode for parallel user contexts */ +#ifdef HAVE_FUTEX_H + default_value = xbt_strdup("futex"); +#else //No futex on mac and posix is unimplememted yet + default_value = xbt_strdup("busy_wait"); +#endif + xbt_cfg_register(&_surf_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, + _surf_cfg_cb_contexts_parallel_mode, NULL); + + /* number of parallel threads for Surf */ + default_value_int = surf_get_nthreads(); + xbt_cfg_register(&_surf_cfg_set, "surf/nthreads", + "Number of parallel threads used to update Surf models", + xbt_cfgelm_int, &default_value_int, 1, 1, + _surf_cfg_cb_surf_nthreads, NULL); + + default_value = xbt_strdup("no"); + xbt_cfg_register(&_surf_cfg_set, "network/coordinates", + "\"yes\" or \"no\", specifying whether we use a coordinate-based routing (as Vivaldi)", + xbt_cfgelm_string, &default_value, 1, 1, + _surf_cfg_cb__surf_network_coordinates, NULL); + xbt_cfg_setdefault_string(_surf_cfg_set, "network/coordinates", default_value); + + default_value_int = 0; + xbt_cfg_register(&_surf_cfg_set, "network/crosstraffic", + "Activate the interferences between uploads and downloads for fluid max-min models (LV08, CM02)", + xbt_cfgelm_int, &default_value_int, 0, 1, + _surf_cfg_cb__surf_network_crosstraffic, NULL); + xbt_cfg_setdefault_int(_surf_cfg_set, "network/crosstraffic", default_value_int); #ifdef HAVE_GTNETS - xbt_cfg_register(&_surf_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, _surf_cfg_cb__gtnets_jitter, NULL); - xbt_cfg_set_double(_surf_cfg_set, "gtnets_jitter", 0.0); + xbt_cfg_register(&_surf_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, + _surf_cfg_cb__gtnets_jitter, NULL); + xbt_cfg_setdefault_double(_surf_cfg_set, "gtnets_jitter", 0.0); default_value_int = 10; - xbt_cfg_register(&_surf_cfg_set, "gtnets_jitter_seed", + xbt_cfg_register(&_surf_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, _surf_cfg_cb__gtnets_jitter_seed, NULL); + xbt_cfgelm_int, &default_value_int, 0, 1, + _surf_cfg_cb__gtnets_jitter_seed, NULL); +#endif +#ifdef HAVE_NS3 + xbt_cfg_register(&_surf_cfg_set, "ns3/TcpModel", + "The ns3 tcp model can be : NewReno or Reno or Tahoe", + xbt_cfgelm_string, NULL, 1, 1, + NULL, NULL); + xbt_cfg_setdefault_string(_surf_cfg_set, "ns3/TcpModel", "default"); #endif +//SMPI + double default_reference_speed = 20000.0; + xbt_cfg_register(&_surf_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); + + int default_display_timing = 0; + xbt_cfg_register(&_surf_cfg_set, "smpi/display_timing", + "Boolean indicating whether we should display the timing after simulation.", + xbt_cfgelm_int, &default_display_timing, 1, 1, NULL, + NULL); + + double default_threshold = 1e-6; + xbt_cfg_register(&_surf_cfg_set, "smpi/cpu_threshold", + "Minimal computation time (in seconds) not discarded.", + xbt_cfgelm_double, &default_threshold, 1, 1, NULL, + NULL); + + //For smpi/bw_factor and smpi/lat_factor + //Default value have to be "threshold0:value0;threshold1:value1;...;thresholdN:valueN" + //test is if( size >= thresholdN ) return valueN; + //Values can be modified with command line --cfg=smpi/bw_factor:"threshold0:value0;threshold1:value1;...;thresholdN:valueN" + // or with tag config put line + xbt_cfg_register(&_surf_cfg_set, "smpi/bw_factor", + "Bandwidth factors for smpi.", + xbt_cfgelm_string, NULL, 1, 1, NULL, + NULL); + xbt_cfg_setdefault_string(_surf_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(&_surf_cfg_set, "smpi/lat_factor", + "Latency factors for smpi.", + xbt_cfgelm_string, NULL, 1, 1, NULL, + NULL); + xbt_cfg_setdefault_string(_surf_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"); +//END SMPI + + if (!surf_path) { /* retrieves the current directory of the current process */ const char *initial_path = __surf_get_initial_path(); - xbt_assert0((initial_path), + xbt_assert((initial_path), "__surf_get_initial_path() failed! Can't resolves current Windows directory"); surf_path = xbt_dynar_new(sizeof(char *), NULL); - xbt_cfg_set_string(_surf_cfg_set, "path", initial_path); + xbt_cfg_setdefault_string(_surf_cfg_set, "path", initial_path); } surf_config_cmd_line(argc, argv); } else { - WARN0("Call to surf_config_init() after initialization ignored"); + XBT_WARN("Call to surf_config_init() after initialization ignored"); } } @@ -298,65 +591,59 @@ void surf_config_finalize(void) _surf_init_status = 0; } -void surf_config_models_setup(const char *platform_file) +/* Pick the right models for CPU, net and workstation, and call their model_init_preparse */ +void surf_config_models_setup() { char *workstation_model_name; int workstation_id = -1; char *network_model_name = NULL; char *cpu_model_name = NULL; - surf_timer_model_init(platform_file); workstation_model_name = - xbt_cfg_get_string(_surf_cfg_set, "workstation/model"); + xbt_cfg_get_string(_surf_cfg_set, "workstation/model"); network_model_name = xbt_cfg_get_string(_surf_cfg_set, "network/model"); cpu_model_name = xbt_cfg_get_string(_surf_cfg_set, "cpu/model"); - if ((strcmp(network_model_name,"LV08") || strcmp(cpu_model_name,"Cas01")) - && !strcmp(workstation_model_name, "CLM03")){ - const char *val = "compound"; - INFO0("Switching workstation model to compound since you changed the network and/or cpu model(s)"); - xbt_cfg_set_string(_surf_cfg_set,"workstation/model",val); - workstation_model_name = (char*)"compound"; + /* Check whether we use a net/cpu model differing from the default ones, in which case + * we should switch to the "compound" workstation model to correctly dispatch stuff to + * the right net/cpu models. + */ + + if((!xbt_cfg_is_default_value(_surf_cfg_set, "network/model") || + !xbt_cfg_is_default_value(_surf_cfg_set, "cpu/model")) && + xbt_cfg_is_default_value(_surf_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(_surf_cfg_set, "workstation/model", val); + workstation_model_name = (char *) "compound"; } - DEBUG1("Workstation model: %s", workstation_model_name); + XBT_DEBUG("Workstation model: %s", workstation_model_name); workstation_id = - find_model_description(surf_workstation_model_description, - workstation_model_name); + find_model_description(surf_workstation_model_description, + workstation_model_name); if (!strcmp(workstation_model_name, "compound")) { int network_id = -1; int cpu_id = -1; - xbt_assert0(cpu_model_name, - "Set a cpu model to use with the 'compound' workstation model"); + xbt_assert(cpu_model_name, + "Set a cpu model to use with the 'compound' workstation model"); - xbt_assert0(network_model_name, - "Set a network model to use with the 'compound' workstation model"); + xbt_assert(network_model_name, + "Set a network model to use with the 'compound' workstation model"); network_id = - find_model_description(surf_network_model_description, - network_model_name); + find_model_description(surf_network_model_description, + network_model_name); cpu_id = - find_model_description(surf_cpu_model_description, cpu_model_name); + find_model_description(surf_cpu_model_description, cpu_model_name); - surf_cpu_model_description[cpu_id].model_init_preparse(platform_file); - surf_network_model_description[network_id]. - model_init_preparse(platform_file); + surf_cpu_model_description[cpu_id].model_init_preparse(); + surf_network_model_description[network_id].model_init_preparse(); } - DEBUG0("Call workstation_model_init"); - surf_workstation_model_description[workstation_id].model_init_preparse - (platform_file); -} - -void surf_config_models_create_elms(void) -{ - char *workstation_model_name = - xbt_cfg_get_string(_surf_cfg_set, "workstation/model"); - int workstation_id = - find_model_description(surf_workstation_model_description, - workstation_model_name); - if (surf_workstation_model_description[workstation_id]. - model_init_postparse != NULL) - surf_workstation_model_description[workstation_id].model_init_postparse(); + XBT_DEBUG("Call workstation_model_init"); + surf_workstation_model_description[workstation_id].model_init_preparse(); }