X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/bdaaac614d1bb0ee8e034fa76862068d57e362ee..916eb4c492f4b4e33947d42dab3498db22d7b88b:/src/surf/surf_config.c diff --git a/src/surf/surf_config.c b/src/surf/surf_config.c index 4eb17cfad1..3b4e19c513 100644 --- a/src/surf/surf_config.c +++ b/src/surf/surf_config.c @@ -17,32 +17,83 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_config, surf, xbt_cfg_t _surf_cfg_set = NULL; +static void LOG_help(void) +{ + printf( +"Description of the logging output:\n" +"\n" +" Threshold configuration: --log=CATEGORY_NAME.thres:PRIORITY_LEVEL\n" +" CATEGORY_NAME: defined in code with function 'XBT_LOG_NEW_CATEGORY'\n" +" PRIORITY_LEVEL: the level to print (trace,debug,verbose,info,warning,error,critical)\n" +" -> trace: enter and return of some functions\n" +" -> debug: crufty output\n" +" -> verbose: verbose output for the user wanting more\n" +" -> info: output about the regular functionning\n" +" -> warning: minor issue encountered\n" +" -> error: issue encountered\n" +" -> critical: major issue encountered\n" +"\n" +" Format configuration: --log=CATEGORY_NAME.fmt:OPTIONS\n" +" OPTIONS may be:\n" +" -> %%%%: the %% char\n" +" -> %%n: platform-dependent line separator (LOG4J compatible)\n" +" -> %%e: plain old space (SimGrid extension)\n" +"\n" +" -> %%m: user-provided message\n" +"\n" +" -> %%c: Category name (LOG4J compatible)\n" +" -> %%p: Priority name (LOG4J compatible)\n" +"\n" +" -> %%h: Hostname (SimGrid extension)\n" +" -> %%P: Process name (SimGrid extension)\n" +" -> %%t: Thread \"name\" (LOG4J compatible -- actually the address of the thread in memory)\n" +" -> %%i: Process PID (SimGrid extension -- this is a 'i' as in 'i'dea)\n" +"\n" +" -> %%F: file name where the log event was raised (LOG4J compatible)\n" +" -> %%l: location where the log event was raised (LOG4J compatible, like '%%F:%%L' -- this is a l as in 'l'etter)\n" +" -> %%L: line number where the log event was raised (LOG4J compatible)\n" +" -> %%M: function name (LOG4J compatible -- called method name here of course).\n" +" Defined only when using gcc because there is no __FUNCTION__ elsewhere.\n" +"\n" +" -> %%b: full backtrace (Called %%throwable in LOG4J). Defined only under windows or when using the GNU libc because\n" +" backtrace() is not defined elsewhere, and we only have a fallback for windows boxes, not mac ones for example.\n" +" -> %%B: short backtrace (only the first line of the %%b). Called %%throwable{short} in LOG4J; defined where %%b is.\n" +"\n" +" -> %%d: date (UNIX-like epoch)\n" +" -> %%r: application age (time elapsed since the beginning of the application)\n" + ); +} + /* Parse the command line, looking for options */ static void surf_config_cmd_line(int *argc, char **argv) { int i, j; char *opt; - for (i = 1; i < *argc; i++) { - int remove_it = 0; + for (j = i = 1; i < *argc; i++) { if (!strncmp(argv[i], "--cfg=", strlen("--cfg="))) { opt = strchr(argv[i], '='); opt++; xbt_cfg_set_parse(_surf_cfg_set, 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)) { + } else if (!strcmp(argv[i], "--cfg-help") || !strcmp(argv[i], "--help")) { 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"); + printf( +"\n" +"You 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"); +"\n" +"You can also use --help-tracing to see the details of all tracing options known by this simulator.\n" #endif +"\n" +"You can also use --help-logs to see the details of logging output.\n" +"\n" + ); exit(0); - } else if (!strncmp(argv[i], "--help-models", strlen("--help-models") + 1)) { + } else if (!strcmp(argv[i], "--help-models")) { model_help("workstation", surf_workstation_model_description); printf("\n"); model_help("CPU", surf_cpu_model_description); @@ -53,22 +104,22 @@ static void surf_config_cmd_line(int *argc, char **argv) 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); + } else if (!strcmp(argv[i], "--help-logs")) { + LOG_help (); + exit(0); #ifdef HAVE_TRACING - } else if (!strncmp(argv[i], "--help-tracing", strlen("--help-tracing") + 1)) { + } else if (!strcmp(argv[i], "--help-tracing")) { TRACE_help (1); exit(0); #endif - } - if (remove_it) { /*remove this from argv */ - for (j = i + 1; j < *argc; j++) { - argv[j - 1] = argv[j]; - } - - argv[j - 1] = NULL; - (*argc)--; - i--; /* compensate effect of next loop incrementation */ + } else { + argv[j++] = argv[i]; } } + if (j < *argc) { + argv[j] = NULL; + *argc = j; + } } @@ -133,6 +184,25 @@ static void _surf_cfg_cb__optimization_mode(const char *name, int pos) find_model_description(surf_optimization_mode_description, val); } +/* callback of the cpu/model variable */ +static void _surf_cfg_cb__storage_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("storage", surf_storage_model_description); + exit(0); + } + + /* New Module missing */ + find_model_description(surf_storage_model_description, val); +} + /* callback of the workstation_model variable */ static void _surf_cfg_cb__network_model(const char *name, int pos) { @@ -247,11 +317,16 @@ static void _surf_cfg_cb_contexts_parallel_mode(const char *name, int pos) SIMIX_context_set_parallel_mode(XBT_PARMAP_BUSY_WAIT); } else { - XBT_WARN("Command line setting of the parallel synchronization mode should " + 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) { @@ -326,6 +401,20 @@ void surf_config_init(int *argc, char **argv) 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 storage. Possible values: "); + p = description; + while (*(++p) != '\0'); + for (i = 0; surf_storage_model_description[i].name; i++) + p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), + 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(&_surf_cfg_set, "storage/model", description, xbt_cfgelm_string, + &default_value, 1, 1, &_surf_cfg_cb__storage_mode, + NULL); + sprintf(description, "The model to use for the network. Possible values: "); p = description; @@ -469,7 +558,7 @@ void surf_config_init(int *argc, char **argv) xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_contexts_parallel_threshold, NULL); - /* minimal number of user contexts to be run in parallel */ + /* 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 @@ -480,6 +569,13 @@ void surf_config_init(int *argc, char **argv) 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)", @@ -499,7 +595,7 @@ void surf_config_init(int *argc, char **argv) "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); + xbt_cfg_setdefault_double(_surf_cfg_set, "gtnets/jitter", 0.0); default_value_int = 10; xbt_cfg_register(&_surf_cfg_set, "gtnets/jitter_seed", @@ -586,11 +682,14 @@ void surf_config_models_setup() int workstation_id = -1; char *network_model_name = NULL; char *cpu_model_name = NULL; + int storage_id = -1; + char *storage_model_name = NULL; workstation_model_name = 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"); + storage_model_name = xbt_cfg_get_string(_surf_cfg_set, "storage/model"); /* 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 @@ -634,4 +733,8 @@ void surf_config_models_setup() XBT_DEBUG("Call workstation_model_init"); surf_workstation_model_description[workstation_id].model_init_preparse(); + + XBT_DEBUG("Call storage_model_init"); + storage_id = find_model_description(surf_storage_model_description, storage_model_name); + surf_storage_model_description[storage_id].model_init_preparse(); }