#include "xbt/ex.h"
#include "xbt/dict.h"
#include "portable.h"
+#include "surf_private.h"
#include "storage_private.h"
#include "surf/surf_resource.h"
#include "simgrid/sg_config.h"
#include "workstation_private.h"
+#include "vm_workstation_private.h"
+#include "cpu_cas01_private.h"
+#include "maxmin_private.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_workstation, surf,
"Logging specific to the SURF workstation module");
surf_model_t surf_workstation_model = NULL;
-void __init_ws(workstation_CLM03_t ws, const char *id){
- ws->generic_resource.model = surf_workstation_model;
- ws->generic_resource.name = xbt_strdup(id);
- ws->storage = xbt_lib_get_or_null(storage_lib,id,ROUTING_STORAGE_HOST_LEVEL);
- ws->net_elm = xbt_lib_get_or_null(host_lib,id,ROUTING_HOST_LEVEL);
- XBT_DEBUG("Create ws %s with %ld mounted disks",id,xbt_dynar_length(ws->storage));
- xbt_lib_set(host_lib, id, SURF_WKS_LEVEL, ws);
- ws->generic_resource.model.extension.cpu=cpu_model_cas01(0);
-}
static void workstation_new(sg_platf_host_cbarg_t host)
{
- workstation_CLM03_t workstation = xbt_new0(s_workstation_CLM03_t, 1);
- __init_ws(workstation, host->id, level);
-}
+ const char *name = host->id;
-static int ws_resource_used(void *resource_id)
-{
- THROW_IMPOSSIBLE; /* This model does not implement parallel tasks */
- return -1;
+ /* NOTE: The properties object is NULL, because the current code uses that of
+ * that of a cpu resource. */
+ workstation_CLM03_t ws = (workstation_CLM03_t) surf_resource_new(sizeof(s_workstation_CLM03_t), surf_workstation_model, name, NULL);
+
+ ws->storage = xbt_lib_get_or_null(storage_lib, name, ROUTING_STORAGE_HOST_LEVEL);
+ ws->net_elm = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
+
+ XBT_DEBUG("Create ws %s with %ld mounted disks", name, xbt_dynar_length(ws->storage));
+ xbt_lib_set(host_lib, name, SURF_WKS_LEVEL, ws);
}
+
static void ws_parallel_action_cancel(surf_action_t action)
{
THROW_UNIMPLEMENTED; /* This model does not implement parallel tasks */
return -1;
}
-static int ws_action_unref(surf_action_t action)
+int ws_action_unref(surf_action_t action)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
return surf_network_model->action_unref(action);
- else if (action->model_type == surf_cpu_model)
- return action->model_type->action_unref(action);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ return action->model_obj->action_unref(action);
// previously was: Adrien/Arnaud 6 feb
// surf_cpu_model->action_unref(action);
- else if (action->model_type == surf_workstation_model)
+ else if (action->model_obj->type == SURF_MODEL_TYPE_WORKSTATION)
return ws_parallel_action_free(action);
else
DIE_IMPOSSIBLE;
return 0;
}
-static void ws_action_cancel(surf_action_t action)
+void ws_action_cancel(surf_action_t action)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->action_cancel(action);
- else if (action->model_type == surf_cpu_model)
- surf_cpu_model->action_cancel(action);
- else if (action->model_type == surf_workstation_model)
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->action_cancel(action);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_WORKSTATION)
ws_parallel_action_cancel(action);
else
DIE_IMPOSSIBLE;
static void ws_action_state_set(surf_action_t action,
e_surf_action_state_t state)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->action_state_set(action, state);
- else if (action->model_type == surf_cpu_model)
- surf_cpu_model->action_state_set(action, state);
- else if (action->model_type == surf_workstation_model)
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->action_state_set(action, state);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_WORKSTATION)
surf_action_state_set(action, state);
else
DIE_IMPOSSIBLE;
return;
}
-static double ws_share_resources(double now)
+
+/* -- The callback functions at model_private -- */
+/* These callbacks are also used for the vm workstation model. */
+int ws_resource_used(void *resource_id)
{
-// invoke share_resources on CPU and network (layer 0)
- return -1.0;
+ /* This model does not implement parallel tasks */
+ THROW_IMPOSSIBLE;
+ return -1;
+}
+
+
+/* TODO: The current code would be slow due to the iteration. Later, we can
+ * make it faster. */
+static int constraint_is_active(cpu_Cas01_t cpu_cas01)
+{
+ surf_model_t cpu_model = cpu_cas01->generic_resource.model;
+ lmm_system_t sys = cpu_model->model_private->maxmin_system;
+ int found = 0;
+ lmm_constraint_t cnst_tmp;
+
+ xbt_swag_foreach(cnst_tmp, &sys->active_constraint_set) {
+ if (cnst_tmp == cpu_cas01->constraint) {
+ found = 1;
+ break;
+ }
+ }
+
+ return found;
+}
+
+static void adjust_weight_of_dummy_cpu_actions(void)
+{
+ /* iterate for all hosts including virtual machines */
+ xbt_lib_cursor_t cursor;
+ char *key;
+ void **ind_host;
+
+ xbt_lib_foreach(host_lib, cursor, key, ind_host) {
+ workstation_CLM03_t ws_clm03 = ind_host[SURF_WKS_LEVEL];
+ cpu_Cas01_t cpu_cas01 = ind_host[SURF_CPU_LEVEL];
+
+ if (!ws_clm03)
+ continue;
+ /* skip if it is not a virtual machine */
+ if (ws_clm03->generic_resource.model != surf_vm_workstation_model)
+ continue;
+ xbt_assert(cpu_cas01, "cpu-less workstation");
+
+ /* It is a virtual machine, so we can cast it to workstation_VM2013_t */
+ workstation_VM2013_t ws_vm2013 = (workstation_VM2013_t) ws_clm03;
+
+ if (constraint_is_active(cpu_cas01)) {
+ /* some tasks exist on this VM */
+ XBT_DEBUG("set the weight of the dummy CPU action on PM to 1");
+
+ /* FIXME: we shoud use lmm_update_variable_weight() ? */
+ /* FIXME: If we assgign 1.05 and 0.05, the system makes apparently wrong values. */
+ surf_action_set_priority(ws_vm2013->cpu_action, 1);
+
+ } else {
+ /* no task exits on this VM */
+ XBT_DEBUG("set the weight of the dummy CPU action on PM to 0");
+
+ surf_action_set_priority(ws_vm2013->cpu_action, 0);
+ }
+ }
+}
+
+
+double ws_share_resources(surf_model_t workstation_model, double now)
+{
+ if (workstation_model->type == SURF_MODEL_TYPE_WORKSTATION)
+ adjust_weight_of_dummy_cpu_actions();
+
+ /* Invoke the share_resources() callback of the physical cpu model object and
+ * the network model objects. */
+ surf_model_t cpu_model = workstation_model->extension.workstation.cpu_model;
+ surf_model_t net_model = surf_network_model;
+
+ double min_by_cpu = cpu_model->model_private->share_resources(cpu_model, now);
+ double min_by_net = net_model->model_private->share_resources(net_model, now);
+
+ XBT_DEBUG("model %p, %s min_by_cpu %f, %s min_by_net %f",
+ workstation_model, cpu_model->name, min_by_cpu, net_model->name, min_by_net);
+
+ if (min_by_cpu >= 0.0 && min_by_net >= 0.0)
+ return min(min_by_cpu, min_by_net);
+ else if (min_by_cpu >= 0.0)
+ return min_by_cpu;
+ else if (min_by_net >= 0.0)
+ return min_by_net;
+ else
+ return min_by_cpu; /* probably min_by_cpu == min_by_net == -1 */
}
-static void ws_update_actions_state(double now, double delta)
+void ws_update_actions_state(surf_model_t workstation_model, double now, double delta)
{
return;
}
-static void ws_update_resource_state(void *id,
- tmgr_trace_event_t event_type,
- double value, double date)
+void ws_update_resource_state(void *id, tmgr_trace_event_t event_type, double value, double date)
{
- THROW_IMPOSSIBLE; /* This model does not implement parallel tasks */
+ /* This model does not implement parallel tasks */
+ THROW_IMPOSSIBLE;
}
-static surf_action_t ws_execute(void *workstation, double size)
+void ws_finalize(surf_model_t workstation_model)
+{
+ surf_model_exit(workstation_model);
+ workstation_model = NULL;
+}
+
+
+
+surf_action_t ws_execute(void *workstation, double size)
{
surf_resource_t cpu = ((surf_resource_t) surf_cpu_resource_priv(workstation));
return cpu->model->extension.cpu.execute(workstation, size);
}
-static surf_action_t ws_action_sleep(void *workstation, double duration)
+surf_action_t ws_action_sleep(void *workstation, double duration)
{
surf_resource_t cpu = ((surf_resource_t) surf_cpu_resource_priv(workstation));
return cpu->model->extension.cpu.sleep(workstation, duration);
}
-static void ws_action_suspend(surf_action_t action)
+void ws_action_suspend(surf_action_t action)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->suspend(action);
- else if (action->model_type == surf_cpu_model)
- surf_cpu_model->suspend(action);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->suspend(action);
else
DIE_IMPOSSIBLE;
}
-static void ws_action_resume(surf_action_t action)
+void ws_action_resume(surf_action_t action)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->resume(action);
- else if (action->model_type == surf_cpu_model)
- surf_cpu_model->resume(action);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->resume(action);
else
DIE_IMPOSSIBLE;
}
static int ws_action_is_suspended(surf_action_t action)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
return surf_network_model->is_suspended(action);
- if (action->model_type == surf_cpu_model)
- return surf_cpu_model->is_suspended(action);
+ if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ return action->model_obj->is_suspended(action);
DIE_IMPOSSIBLE;
return -1;
}
static void ws_action_set_max_duration(surf_action_t action,
double duration)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->set_max_duration(action, duration);
- else if (action->model_type == surf_cpu_model)
- surf_cpu_model->set_max_duration(action, duration);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->set_max_duration(action, duration);
else
DIE_IMPOSSIBLE;
}
-static void ws_action_set_priority(surf_action_t action, double priority)
+void ws_action_set_priority(surf_action_t action, double priority)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->set_priority(action, priority);
- else if (action->model_type == surf_cpu_model)
- surf_cpu_model->set_priority(action, priority);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->set_priority(action, priority);
+ else
+ DIE_IMPOSSIBLE;
+}
+
+void ws_action_set_bound(surf_action_t action, double bound)
+{
+ /* FIXME: only for CPU model object? */
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
+ surf_network_model->set_bound(action, bound);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->set_bound(action, bound);
else
DIE_IMPOSSIBLE;
}
#ifdef HAVE_TRACING
static void ws_action_set_category(surf_action_t action, const char *category)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->set_category(action, category);
- else if (action->model_type == surf_cpu_model)
- surf_cpu_model->set_category(action, category);
+ else if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ action->model_obj->set_category(action, category);
else
DIE_IMPOSSIBLE;
}
#ifdef HAVE_LATENCY_BOUND_TRACKING
static int ws_get_latency_limited(surf_action_t action)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
return surf_network_model->get_latency_limited(action);
else
return 0;
}
#endif
-static double ws_action_get_remains(surf_action_t action)
+double ws_action_get_remains(surf_action_t action)
{
- if (action->model_type == surf_network_model)
+ if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
return surf_network_model->get_remains(action);
- if (action->model_type == surf_cpu_model)
- return surf_cpu_model->get_remains(action);
+ if (action->model_obj->type == SURF_MODEL_TYPE_CPU)
+ return action->model_obj->get_remains(action);
DIE_IMPOSSIBLE;
return -1.0;
}
dst->net_elm, size, rate);
}
-static e_surf_resource_state_t ws_get_state(void *workstation)
+e_surf_resource_state_t ws_get_state(void *workstation)
{
- return surf_cpu_model->extension.cpu.
- get_state(workstation);
+ surf_resource_t cpu = ((surf_resource_t) surf_cpu_resource_priv(workstation));
+ return cpu->model->extension.cpu.get_state(workstation);
}
-static double ws_get_speed(void *workstation, double load)
+double ws_get_speed(void *workstation, double load)
{
- return surf_cpu_model->extension.cpu.
- get_speed(workstation, load);
+ surf_resource_t cpu = ((surf_resource_t) surf_cpu_resource_priv(workstation));
+ return cpu->model->extension.cpu.get_speed(workstation, load);
}
static double ws_get_available_speed(void *workstation)
{
- return surf_cpu_model->extension.cpu.
- get_available_speed(workstation);
+ surf_resource_t cpu = ((surf_resource_t) surf_cpu_resource_priv(workstation));
+ return cpu->model->extension.cpu.get_available_speed(workstation);
}
static surf_action_t ws_execute_parallel_task(int workstation_nb,
return surf_network_model->extension.network.link_shared(link);
}
-static void ws_finalize(void)
-{
- surf_model_exit(surf_workstation_model);
- surf_workstation_model = NULL;
-}
-
static xbt_dict_t ws_get_properties(const void *ws)
{
return surf_resource_properties(surf_cpu_resource_priv(ws));
return model->extension.storage.ls(st, path);
}
-static void surf_workstation_model_init_internal(void)
+void ws_get_params(void *ws, ws_params_t params)
{
- surf_workstation_model = surf_model_init();
-
- // TODO surf_workstation_model->extension.cpu=cpu_model_cas01(0);
- surf_workstation_model->name = "Workstation";
- surf_workstation_model->action_unref = ws_action_unref;
- surf_workstation_model->action_cancel = ws_action_cancel;
- surf_workstation_model->action_state_set = ws_action_state_set;
-
- surf_workstation_model->model_private->resource_used = ws_resource_used;
- surf_workstation_model->model_private->share_resources =
- ws_share_resources;
- surf_workstation_model->model_private->update_actions_state =
- ws_update_actions_state;
- surf_workstation_model->model_private->update_resource_state =
- ws_update_resource_state;
- surf_workstation_model->model_private->finalize = ws_finalize;
-
- surf_workstation_model->suspend = ws_action_suspend;
- surf_workstation_model->resume = ws_action_resume;
- surf_workstation_model->is_suspended = ws_action_is_suspended;
- surf_workstation_model->set_max_duration = ws_action_set_max_duration;
- surf_workstation_model->set_priority = ws_action_set_priority;
-#ifdef HAVE_TRACING
- surf_workstation_model->set_category = ws_action_set_category;
-#endif
- surf_workstation_model->get_remains = ws_action_get_remains;
-#ifdef HAVE_LATENCY_BOUND_TRACKING
- surf_workstation_model->get_latency_limited = ws_get_latency_limited;
-#endif
+ workstation_CLM03_t ws_clm03 = surf_workstation_resource_priv(ws);
+ memcpy(params, &ws_clm03->params, sizeof(s_ws_params_t));
+}
- surf_workstation_model->extension.workstation.execute = ws_execute;
- surf_workstation_model->extension.workstation.sleep = ws_action_sleep;
- surf_workstation_model->extension.workstation.get_state = ws_get_state;
- surf_workstation_model->extension.workstation.get_speed = ws_get_speed;
- surf_workstation_model->extension.workstation.get_available_speed =
- ws_get_available_speed;
-
- surf_workstation_model->extension.workstation.communicate =
- ws_communicate;
- surf_workstation_model->extension.workstation.get_route = ws_get_route;
- surf_workstation_model->extension.workstation.execute_parallel_task =
- ws_execute_parallel_task;
- surf_workstation_model->extension.workstation.get_link_bandwidth =
- ws_get_link_bandwidth;
- surf_workstation_model->extension.workstation.get_link_latency =
- ws_get_link_latency;
- surf_workstation_model->extension.workstation.link_shared =
- ws_link_shared;
- surf_workstation_model->extension.workstation.get_properties =
- ws_get_properties;
-
- surf_workstation_model->extension.workstation.open = ws_action_open;
- surf_workstation_model->extension.workstation.close = ws_action_close;
- surf_workstation_model->extension.workstation.read = ws_action_read;
- surf_workstation_model->extension.workstation.write = ws_action_write;
- surf_workstation_model->extension.workstation.stat = ws_action_stat;
- surf_workstation_model->extension.workstation.unlink = ws_action_unlink;
- surf_workstation_model->extension.workstation.ls = ws_action_ls;
+void ws_set_params(void *ws, ws_params_t params)
+{
+ workstation_CLM03_t ws_clm03 = surf_workstation_resource_priv(ws);
+ /* may check something here. */
+ memcpy(&ws_clm03->params, params, sizeof(s_ws_params_t));
}
-void surf_workstation_model_init_current_default(void)
+static xbt_dynar_t ws_get_vms(void *pm)
{
+ xbt_dynar_t dyn = xbt_dynar_new(sizeof(smx_host_t), NULL);
+
+ /* iterate for all hosts including virtual machines */
+ xbt_lib_cursor_t cursor;
+ char *key;
+ void **ind_host;
+ xbt_lib_foreach(host_lib, cursor, key, ind_host) {
+ workstation_CLM03_t ws_clm03 = ind_host[SURF_WKS_LEVEL];
+ if (!ws_clm03)
+ continue;
+ /* skip if it is not a virtual machine */
+ if (ws_clm03->generic_resource.model != surf_vm_workstation_model)
+ continue;
+
+ /* It is a virtual machine, so we can cast it to workstation_VM2013_t */
+ workstation_VM2013_t ws_vm2013 = (workstation_VM2013_t) ws_clm03;
+ if (pm == ws_vm2013->sub_ws)
+ xbt_dynar_push(dyn, &ws_vm2013->sub_ws);
+ }
+
+ return dyn;
+}
- surf_workstation_model_init_internal();
+static void surf_workstation_model_init_internal(void)
+{
+ surf_model_t model = surf_model_init();
+
+ model->name = "Workstation";
+ model->type = SURF_MODEL_TYPE_WORKSTATION;
+ model->action_unref = ws_action_unref;
+ model->action_cancel = ws_action_cancel;
+ model->action_state_set = ws_action_state_set;
+
+ model->model_private->resource_used = ws_resource_used;
+ model->model_private->share_resources = ws_share_resources;
+ model->model_private->update_actions_state = ws_update_actions_state;
+ model->model_private->update_resource_state = ws_update_resource_state;
+ model->model_private->finalize = ws_finalize;
+
+ model->suspend = ws_action_suspend;
+ model->resume = ws_action_resume;
+ model->is_suspended = ws_action_is_suspended;
+ model->set_max_duration = ws_action_set_max_duration;
+ model->set_priority = ws_action_set_priority;
+ model->set_bound = ws_action_set_bound;
+ #ifdef HAVE_TRACING
+ model->set_category = ws_action_set_category;
+ #endif
+ model->get_remains = ws_action_get_remains;
+ #ifdef HAVE_LATENCY_BOUND_TRACKING
+ model->get_latency_limited = ws_get_latency_limited;
+ #endif
+
+ /* For VM support, we have a surf cpu model object for each workstation model
+ * object. The physical workstation model object has the cpu model object of
+ * the physical machine layer. */
+ xbt_assert(surf_cpu_model_pm);
+ model->extension.workstation.cpu_model = surf_cpu_model_pm;
+
+ model->extension.workstation.execute = ws_execute;
+ model->extension.workstation.sleep = ws_action_sleep;
+ model->extension.workstation.get_state = ws_get_state;
+ model->extension.workstation.get_speed = ws_get_speed;
+ model->extension.workstation.get_available_speed = ws_get_available_speed;
+
+ model->extension.workstation.communicate = ws_communicate;
+ model->extension.workstation.get_route = ws_get_route;
+ model->extension.workstation.execute_parallel_task = ws_execute_parallel_task;
+ model->extension.workstation.get_link_bandwidth = ws_get_link_bandwidth;
+ model->extension.workstation.get_link_latency = ws_get_link_latency;
+ model->extension.workstation.link_shared = ws_link_shared;
+ model->extension.workstation.get_properties = ws_get_properties;
+
+ model->extension.workstation.open = ws_action_open;
+ model->extension.workstation.close = ws_action_close;
+ model->extension.workstation.read = ws_action_read;
+ model->extension.workstation.write = ws_action_write;
+ model->extension.workstation.stat = ws_action_stat;
+ model->extension.workstation.unlink = ws_action_unlink;
+ model->extension.workstation.ls = ws_action_ls;
+
+ model->extension.workstation.get_params = ws_get_params;
+ model->extension.workstation.set_params = ws_set_params;
+ model->extension.workstation.get_vms = ws_get_vms;
+
+ surf_workstation_model = model;
+}
+
+void surf_workstation_model_init_current_default(void)
+{
xbt_cfg_setdefault_int(_sg_cfg_set, "network/crosstraffic", 1);
+ surf_cpu_model_init_Cas01();
surf_network_model_init_LegrandVelho();
+ /* surf_cpu_mode_pm and surf_network_model must be initialized in advance. */
+ xbt_assert(surf_cpu_model_pm);
+ xbt_assert(surf_network_model);
+ surf_workstation_model_init_internal();
+
xbt_dynar_push(model_list, &surf_workstation_model);
+ xbt_dynar_push(model_list_invoke, &surf_workstation_model);
sg_platf_host_add_cb(workstation_new);
-// sg_platf_postparse_add_cb(create_workstations);
}
void surf_workstation_model_init_compound()
{
-
- xbt_assert(surf_cpu_model, "No CPU model defined yet!");
+ xbt_assert(surf_cpu_model_pm, "No CPU model defined yet!");
xbt_assert(surf_network_model, "No network model defined yet!");
+
surf_workstation_model_init_internal();
xbt_dynar_push(model_list, &surf_workstation_model);
+ xbt_dynar_push(model_list_invoke, &surf_workstation_model);
sg_platf_host_add_cb(workstation_new);
-// sg_platf_postparse_add_cb(create_workstations);
}