/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include "cpu_private.h"
+#include "surf_private.h"
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(cpu, surf,
- "Logging specific to the SURF CPU module");
+typedef s_surf_action_lmm_t s_surf_action_cpu_Cas01_t, *surf_action_cpu_Cas01_t;
-surf_cpu_resource_t surf_cpu_resource = NULL;
+typedef struct cpu_Cas01 {
+ s_surf_resource_t generic_resource;
+ double power_scale;
+ double power_current;
+ tmgr_trace_event_t power_event;
+ e_surf_resource_state_t state_current;
+ tmgr_trace_event_t state_event;
+ lmm_constraint_t constraint;
+} s_cpu_Cas01_t, *cpu_Cas01_t;
-xbt_dict_t cpu_set = NULL;
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu, surf,
+ "Logging specific to the SURF CPU module");
-static void cpu_free(void *cpu)
-{
- free(((cpu_Cas01_t)cpu)->name);
- free(cpu);
-}
+
+
+surf_model_t surf_cpu_model = NULL;
+lmm_system_t cpu_maxmin_system = NULL;
+
+
+static xbt_swag_t running_action_set_that_does_not_need_being_checked = NULL;
static cpu_Cas01_t cpu_new(char *name, double power_scale,
- double power_initial,
- tmgr_trace_t power_trace,
- e_surf_cpu_state_t state_initial,
- tmgr_trace_t state_trace)
+ double power_initial,
+ tmgr_trace_t power_trace,
+ e_surf_resource_state_t state_initial,
+ tmgr_trace_t state_trace,
+ xbt_dict_t cpu_properties)
{
cpu_Cas01_t cpu = xbt_new0(s_cpu_Cas01_t, 1);
-
- cpu->resource = (surf_resource_t) surf_cpu_resource;
- cpu->name = name;
+ xbt_assert1(!surf_model_resource_by_name(surf_cpu_model, name),
+ "Host '%s' declared several times in the platform file", name);
+ cpu->generic_resource.model = surf_cpu_model;
+ cpu->generic_resource.name = name;
+ cpu->generic_resource.properties = cpu_properties;
cpu->power_scale = power_scale;
- xbt_assert0(cpu->power_scale>0,"Power has to be >0");
+ xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
cpu->power_current = power_initial;
if (power_trace)
cpu->power_event =
- tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
+ tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
cpu->state_current = state_initial;
if (state_trace)
cpu->state_event =
- tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
+ tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
cpu->constraint =
- lmm_constraint_new(maxmin_system, cpu,
- cpu->power_current * cpu->power_scale);
+ lmm_constraint_new(cpu_maxmin_system, cpu,
+ cpu->power_current * cpu->power_scale);
- xbt_dict_set(cpu_set, name, cpu, cpu_free);
+ xbt_dict_set(surf_model_resource_set(surf_cpu_model), name, cpu, surf_resource_free);
return cpu;
}
-static void parse_cpu(void)
+
+static void parse_cpu_init(void)
{
- char *name = NULL;
double power_scale = 0.0;
double power_initial = 0.0;
tmgr_trace_t power_trace = NULL;
- e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
+ e_surf_resource_state_t state_initial = SURF_RESOURCE_OFF;
tmgr_trace_t state_trace = NULL;
- name = xbt_strdup(A_cpu_name);
- surf_parse_get_double(&power_scale,A_cpu_power);
- surf_parse_get_double(&power_initial,A_cpu_availability);
- surf_parse_get_trace(&power_trace,A_cpu_availability_file);
+ power_scale = get_cpu_power(A_surfxml_host_power);
+ surf_parse_get_double(&power_initial, A_surfxml_host_availability);
+ surf_parse_get_trace(&power_trace, A_surfxml_host_availability_file);
- xbt_assert0((A_cpu_state==A_cpu_state_ON)||(A_cpu_state==A_cpu_state_OFF),
- "Invalid state")
- if (A_cpu_state==A_cpu_state_ON) state_initial = SURF_CPU_ON;
- if (A_cpu_state==A_cpu_state_OFF) state_initial = SURF_CPU_OFF;
- surf_parse_get_trace(&state_trace,A_cpu_state_file);
+ xbt_assert0((A_surfxml_host_state == A_surfxml_host_state_ON) ||
+ (A_surfxml_host_state == A_surfxml_host_state_OFF),
+ "Invalid state");
+ if (A_surfxml_host_state == A_surfxml_host_state_ON)
+ state_initial = SURF_RESOURCE_ON;
+ if (A_surfxml_host_state == A_surfxml_host_state_OFF)
+ state_initial = SURF_RESOURCE_OFF;
+ surf_parse_get_trace(&state_trace, A_surfxml_host_state_file);
- cpu_new(name, power_scale, power_initial, power_trace, state_initial,
- state_trace);
-}
+ current_property_set = xbt_dict_new();
+ cpu_new(xbt_strdup(A_surfxml_host_id), power_scale, power_initial,
+ power_trace, state_initial, state_trace, current_property_set);
-static void parse_file(const char *file)
-{
- surf_parse_reset_parser();
- ETag_cpu_fun=parse_cpu;
- surf_parse_open(file);
- xbt_assert1((!surf_parse()),"Parse error in %s",file);
- surf_parse_close();
}
-static void *name_service(const char *name)
+static void add_traces_cpu(void)
{
- return xbt_dict_get_or_null(cpu_set, name);
+ xbt_dict_cursor_t cursor = NULL;
+ char *trace_name, *elm;
+
+ static int called = 0;
+
+ if (called)
+ return;
+ called = 1;
+
+
+ /* connect all traces relative to hosts */
+ xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
+ tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
+ cpu_Cas01_t host = surf_model_resource_by_name(surf_cpu_model, elm);
+
+ xbt_assert1(host, "Host %s undefined", elm);
+ xbt_assert1(trace, "Trace %s undefined", trace_name);
+
+ host->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
+ }
+
+ xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
+ tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
+ cpu_Cas01_t host = surf_model_resource_by_name(surf_cpu_model, elm);
+
+ xbt_assert1(host, "Host %s undefined", elm);
+ xbt_assert1(trace, "Trace %s undefined", trace_name);
+
+ host->power_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
+ }
}
-static const char *get_resource_name(void *resource_id)
+static void define_callbacks(const char *file)
{
- return ((cpu_Cas01_t) resource_id)->name;
+ surf_parse_reset_parser();
+ surfxml_add_callback(STag_surfxml_host_cb_list, parse_cpu_init);
}
static int resource_used(void *resource_id)
{
- return lmm_constraint_used(maxmin_system,
- ((cpu_Cas01_t) resource_id)->constraint);
+ return lmm_constraint_used(cpu_maxmin_system,
+ ((cpu_Cas01_t) resource_id)->constraint);
}
-static int action_free(surf_action_t action)
+static int action_unref(surf_action_t action)
{
- action->using--;
- if(!action->using) {
+ action->refcount--;
+ if (!action->refcount) {
xbt_swag_remove(action, action->state_set);
- if(((surf_action_cpu_Cas01_t)action)->variable)
- lmm_variable_free(maxmin_system, ((surf_action_cpu_Cas01_t)action)->variable);
+ if (((surf_action_cpu_Cas01_t) action)->variable)
+ lmm_variable_free(cpu_maxmin_system,
+ ((surf_action_cpu_Cas01_t) action)->variable);
free(action);
return 1;
}
return 0;
}
-static void action_use(surf_action_t action)
-{
- action->using++;
-}
-
static void action_cancel(surf_action_t action)
{
- surf_action_change_state(action, SURF_ACTION_FAILED);
+ surf_action_state_set(action, SURF_ACTION_FAILED);
return;
}
-static void action_recycle(surf_action_t action)
-{
- return;
-}
-
-static void action_change_state(surf_action_t action,
- e_surf_action_state_t state)
+static void cpu_action_state_set(surf_action_t action,
+ e_surf_action_state_t state)
{
/* if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
/* if(((surf_action_cpu_Cas01_t)action)->variable) { */
-/* lmm_variable_disable(maxmin_system, ((surf_action_cpu_Cas01_t)action)->variable); */
+/* lmm_variable_disable(cpu_maxmin_system, ((surf_action_cpu_Cas01_t)action)->variable); */
/* ((surf_action_cpu_Cas01_t)action)->variable = NULL; */
/* } */
- surf_action_change_state(action, state);
+ surf_action_state_set(action, state);
return;
}
static double share_resources(double now)
{
s_surf_action_cpu_Cas01_t action;
- return generic_maxmin_share_resources(surf_cpu_resource->common_public->
- states.running_action_set,
- xbt_swag_offset(action, variable));
+ return generic_maxmin_share_resources(surf_cpu_model->states.
+ running_action_set,
+ xbt_swag_offset(action, variable),
+ cpu_maxmin_system, lmm_solve);
}
static void update_actions_state(double now, double delta)
{
surf_action_cpu_Cas01_t action = NULL;
surf_action_cpu_Cas01_t next_action = NULL;
- xbt_swag_t running_actions =
- surf_cpu_resource->common_public->states.running_action_set;
- /* FIXME: UNUSED
- xbt_swag_t failed_actions =
- surf_cpu_resource->common_public->states.failed_action_set;
- */
+ xbt_swag_t running_actions = surf_cpu_model->states.running_action_set;
xbt_swag_foreach_safe(action, next_action, running_actions) {
- surf_double_update(&(action->generic_action.remains),
- lmm_variable_getvalue(action->variable) * delta);
+ double_update(&(action->generic_action.remains),
+ lmm_variable_getvalue(action->variable) * delta);
if (action->generic_action.max_duration != NO_MAX_DURATION)
- surf_double_update(&(action->generic_action.max_duration), delta);
- if ((action->generic_action.remains <= 0) &&
- (lmm_get_variable_weight(action->variable)>0)) {
+ double_update(&(action->generic_action.max_duration), delta);
+ if ((action->generic_action.remains <= 0) &&
+ (lmm_get_variable_weight(action->variable) > 0)) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
+ cpu_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
} else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
- (action->generic_action.max_duration <= 0)) {
+ (action->generic_action.max_duration <= 0)) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
- } else { /* Need to check that none of the resource has failed */
- lmm_constraint_t cnst = NULL;
- int i = 0;
- cpu_Cas01_t cpu = NULL;
-
- while ((cnst =
- lmm_get_cnst_from_var(maxmin_system, action->variable,
- i++))) {
- cpu = lmm_constraint_id(cnst);
- if (cpu->state_current == SURF_CPU_OFF) {
- action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
- break;
- }
- }
+ cpu_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
}
}
}
static void update_resource_state(void *id,
- tmgr_trace_event_t event_type,
- double value)
+ tmgr_trace_event_t event_type,
+ double value, double date)
{
cpu_Cas01_t cpu = id;
if (event_type == cpu->power_event) {
cpu->power_current = value;
- lmm_update_constraint_bound(maxmin_system, cpu->constraint,
- cpu->power_current * cpu->power_scale);
+ lmm_update_constraint_bound(cpu_maxmin_system, cpu->constraint,
+ cpu->power_current * cpu->power_scale);
} else if (event_type == cpu->state_event) {
if (value > 0)
- cpu->state_current = SURF_CPU_ON;
- else
- cpu->state_current = SURF_CPU_OFF;
+ cpu->state_current = SURF_RESOURCE_ON;
+ else {
+ lmm_constraint_t cnst = cpu->constraint;
+ lmm_variable_t var = NULL;
+ lmm_element_t elem = NULL;
+
+ cpu->state_current = SURF_RESOURCE_OFF;
+
+ while ((var = lmm_get_var_from_cnst(cpu_maxmin_system, cnst, &elem))) {
+ surf_action_t action = lmm_variable_id(var);
+
+ if (surf_action_state_get(action) == SURF_ACTION_RUNNING ||
+ surf_action_state_get(action) == SURF_ACTION_READY ||
+ surf_action_state_get(action) == SURF_ACTION_NOT_IN_THE_SYSTEM) {
+ action->finish = date;
+ cpu_action_state_set(action, SURF_ACTION_FAILED);
+ }
+ }
+ }
} else {
CRITICAL0("Unknown event ! \n");
xbt_abort();
surf_action_cpu_Cas01_t action = NULL;
cpu_Cas01_t CPU = cpu;
- action = xbt_new0(s_surf_action_cpu_Cas01_t, 1);
-
- action->generic_action.using = 1;
- action->generic_action.cost = size;
- action->generic_action.remains = size;
- action->generic_action.priority = 1.0;
- action->generic_action.max_duration = NO_MAX_DURATION;
- action->generic_action.start = surf_get_clock();
- action->generic_action.finish = -1.0;
- action->generic_action.resource_type =
- (surf_resource_t) surf_cpu_resource;
-
- if (CPU->state_current == SURF_CPU_ON)
- action->generic_action.state_set =
- surf_cpu_resource->common_public->states.running_action_set;
- else
- action->generic_action.state_set =
- surf_cpu_resource->common_public->states.failed_action_set;
- xbt_swag_insert(action, action->generic_action.state_set);
-
- action->variable = lmm_variable_new(maxmin_system, action,
- action->generic_action.priority, -1.0, 1);
- lmm_expand(maxmin_system, CPU->constraint, action->variable,
- 1.0);
+ XBT_IN2("(%s,%g)", CPU->generic_resource.name, size);
+ action = surf_action_new(sizeof(s_surf_action_cpu_Cas01_t),size,surf_cpu_model,
+ CPU->state_current != SURF_RESOURCE_ON);
+
+ action->suspended = 0; /* Should be useless because of the
+ calloc but it seems to help valgrind... */
+ action->variable = lmm_variable_new(cpu_maxmin_system, action,
+ action->generic_action.priority,
+ -1.0, 1);
+ lmm_expand(cpu_maxmin_system, CPU->constraint, action->variable, 1.0);
+ XBT_OUT;
return (surf_action_t) action;
}
{
surf_action_cpu_Cas01_t action = NULL;
+ if (duration > 0)
+ duration = MAX(duration, MAXMIN_PRECISION);
+
+ XBT_IN2("(%s,%g)", ((cpu_Cas01_t) cpu)->generic_resource.name, duration);
action = (surf_action_cpu_Cas01_t) execute(cpu, 1.0);
action->generic_action.max_duration = duration;
- lmm_update_variable_weight(maxmin_system, action->variable, 0.0);
+ action->suspended = 2;
+ if (duration == NO_MAX_DURATION) {
+ /* Move to the *end* of the corresponding action set. This convention
+ is used to speed up update_resource_state */
+ xbt_swag_remove(action, ((surf_action_t) action)->state_set);
+ ((surf_action_t) action)->state_set =
+ running_action_set_that_does_not_need_being_checked;
+ xbt_swag_insert(action, ((surf_action_t) action)->state_set);
+ }
+ lmm_update_variable_weight(cpu_maxmin_system, action->variable, 0.0);
+ XBT_OUT;
return (surf_action_t) action;
}
static void action_suspend(surf_action_t action)
{
- lmm_update_variable_weight(maxmin_system,
- ((surf_action_cpu_Cas01_t) action)->variable, 0.0);
+ XBT_IN1("(%p)", action);
+ if (((surf_action_cpu_Cas01_t) action)->suspended != 2) {
+ lmm_update_variable_weight(cpu_maxmin_system,
+ ((surf_action_cpu_Cas01_t) action)->variable,
+ 0.0);
+ ((surf_action_cpu_Cas01_t) action)->suspended = 1;
+ }
+ XBT_OUT;
}
static void action_resume(surf_action_t action)
{
- lmm_update_variable_weight(maxmin_system,
- ((surf_action_cpu_Cas01_t) action)->variable,
- action->priority);
+ XBT_IN1("(%p)", action);
+ if (((surf_action_cpu_Cas01_t) action)->suspended != 2) {
+ lmm_update_variable_weight(cpu_maxmin_system,
+ ((surf_action_cpu_Cas01_t) action)->variable,
+ action->priority);
+ ((surf_action_cpu_Cas01_t) action)->suspended = 0;
+ }
+ XBT_OUT;
}
static int action_is_suspended(surf_action_t action)
{
- return (lmm_get_variable_weight(((surf_action_cpu_Cas01_t) action)->variable) == 0.0);
+ return (((surf_action_cpu_Cas01_t) action)->suspended == 1);
}
static void action_set_max_duration(surf_action_t action, double duration)
{
+ XBT_IN2("(%p,%g)", action, duration);
action->max_duration = duration;
+ XBT_OUT;
}
static void action_set_priority(surf_action_t action, double priority)
{
+ XBT_IN2("(%p,%g)", action, priority);
action->priority = priority;
+ lmm_update_variable_weight(cpu_maxmin_system,
+ ((surf_action_cpu_Cas01_t) action)->variable,
+ priority);
+
+ XBT_OUT;
}
-static e_surf_cpu_state_t get_state(void *cpu)
+static e_surf_resource_state_t get_state(void *cpu)
{
return ((cpu_Cas01_t) cpu)->state_current;
}
static double get_speed(void *cpu, double load)
{
- return load*(((cpu_Cas01_t) cpu)->power_scale);
+ return load * (((cpu_Cas01_t) cpu)->power_scale);
+}
+
+static double get_available_speed(void *cpu)
+{
+ /* number between 0 and 1 */
+ return ((cpu_Cas01_t) cpu)->power_current;
}
static void finalize(void)
{
- xbt_dict_free(&cpu_set);
- xbt_swag_free(surf_cpu_resource->common_public->states.ready_action_set);
- xbt_swag_free(surf_cpu_resource->common_public->states.
- running_action_set);
- xbt_swag_free(surf_cpu_resource->common_public->states.
- failed_action_set);
- xbt_swag_free(surf_cpu_resource->common_public->states.done_action_set);
- free(surf_cpu_resource->common_public);
- free(surf_cpu_resource->common_private);
- free(surf_cpu_resource->extension_public);
-
- free(surf_cpu_resource);
- surf_cpu_resource = NULL;
+ lmm_system_free(cpu_maxmin_system);
+ cpu_maxmin_system = NULL;
+
+ surf_model_exit(surf_cpu_model);
+ surf_cpu_model = NULL;
+
+ xbt_swag_free(running_action_set_that_does_not_need_being_checked);
+ running_action_set_that_does_not_need_being_checked = NULL;
}
-static void surf_cpu_resource_init_internal(void)
+static void surf_cpu_model_init_internal(void)
{
s_surf_action_t action;
- surf_cpu_resource = xbt_new0(s_surf_cpu_resource_t, 1);
-
- surf_cpu_resource->common_private =
- xbt_new0(s_surf_resource_private_t, 1);
- surf_cpu_resource->common_public = xbt_new0(s_surf_resource_public_t, 1);
-
- surf_cpu_resource->extension_public =
- xbt_new0(s_surf_cpu_resource_extension_public_t, 1);
-
- surf_cpu_resource->common_public->states.ready_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
- surf_cpu_resource->common_public->states.running_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
- surf_cpu_resource->common_public->states.failed_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
- surf_cpu_resource->common_public->states.done_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
-
- surf_cpu_resource->common_public->name_service = name_service;
- surf_cpu_resource->common_public->get_resource_name = get_resource_name;
- surf_cpu_resource->common_public->action_get_state =
- surf_action_get_state;
- surf_cpu_resource->common_public->action_free = action_free;
- surf_cpu_resource->common_public->action_use = action_use;
- surf_cpu_resource->common_public->action_cancel = action_cancel;
- surf_cpu_resource->common_public->action_recycle = action_recycle;
- surf_cpu_resource->common_public->action_change_state =
- action_change_state;
- surf_cpu_resource->common_public->action_set_data = surf_action_set_data;
- surf_cpu_resource->common_public->name = "CPU";
-
- surf_cpu_resource->common_private->resource_used = resource_used;
- surf_cpu_resource->common_private->share_resources = share_resources;
- surf_cpu_resource->common_private->update_actions_state =
- update_actions_state;
- surf_cpu_resource->common_private->update_resource_state =
- update_resource_state;
- surf_cpu_resource->common_private->finalize = finalize;
-
- surf_cpu_resource->common_public->suspend = action_suspend;
- surf_cpu_resource->common_public->resume = action_resume;
- surf_cpu_resource->common_public->is_suspended = action_is_suspended;
- surf_cpu_resource->common_public->set_max_duration = action_set_max_duration;
- surf_cpu_resource->common_public->set_priority = action_set_priority;
- surf_cpu_resource->extension_public->execute = execute;
- surf_cpu_resource->extension_public->sleep = action_sleep;
-
- surf_cpu_resource->extension_public->get_state = get_state;
- surf_cpu_resource->extension_public->get_speed = get_speed;
-
- cpu_set = xbt_dict_new();
-
- xbt_assert0(maxmin_system, "surf_init has to be called first!");
+ surf_cpu_model = surf_model_init();
+
+ running_action_set_that_does_not_need_being_checked =
+ xbt_swag_new(xbt_swag_offset(action, state_hookup));
+
+ surf_cpu_model->name = "CPU";
+
+ surf_cpu_model->action_unref = action_unref;
+ surf_cpu_model->action_cancel = action_cancel;
+ surf_cpu_model->action_state_set = cpu_action_state_set;
+
+ surf_cpu_model->model_private->resource_used = resource_used;
+ surf_cpu_model->model_private->share_resources = share_resources;
+ surf_cpu_model->model_private->update_actions_state = update_actions_state;
+ surf_cpu_model->model_private->update_resource_state =
+ update_resource_state;
+ surf_cpu_model->model_private->finalize = finalize;
+
+ surf_cpu_model->suspend = action_suspend;
+ surf_cpu_model->resume = action_resume;
+ surf_cpu_model->is_suspended = action_is_suspended;
+ surf_cpu_model->set_max_duration = action_set_max_duration;
+ surf_cpu_model->set_priority = action_set_priority;
+ surf_cpu_model->extension.cpu.execute = execute;
+ surf_cpu_model->extension.cpu.sleep = action_sleep;
+
+ surf_cpu_model->extension.cpu.get_state = get_state;
+ surf_cpu_model->extension.cpu.get_speed = get_speed;
+ surf_cpu_model->extension.cpu.get_available_speed = get_available_speed;
+
+ if (!cpu_maxmin_system)
+ cpu_maxmin_system = lmm_system_new();
}
/*********************************************************************/
/* note = "Available at */
/* \url{http://grail.sdsc.edu/papers/simgrid_ccgrid01.ps.gz}." */
/* } */
-void surf_cpu_resource_init_Cas01(const char *filename)
+void surf_cpu_model_init_Cas01(const char *filename)
{
- if (surf_cpu_resource)
+ if (surf_cpu_model)
return;
- surf_cpu_resource_init_internal();
- parse_file(filename);
- xbt_dynar_push(resource_list, &surf_cpu_resource);
+ surf_cpu_model_init_internal();
+ define_callbacks(filename);
+ xbt_dynar_push(model_list, &surf_cpu_model);
}