#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_workstation_CLM03(workstation_CLM03_t ws, const char *id)
+static void workstation_new(sg_platf_host_cbarg_t host)
{
- 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);
+ const char *name = host->id;
- 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);
-}
+ /* 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);
-static void workstation_new(sg_platf_host_cbarg_t host)
-{
- workstation_CLM03_t workstation = xbt_new0(s_workstation_CLM03_t, 1);
+ 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);
- __init_workstation_CLM03(workstation, host->id);
+ 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);
}
return -1;
}
-static int ws_action_unref(surf_action_t action)
+int ws_action_unref(surf_action_t action)
{
if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
return surf_network_model->action_unref(action);
return 0;
}
-static void ws_action_cancel(surf_action_t action)
+void ws_action_cancel(surf_action_t action)
{
if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->action_cancel(action);
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;
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_INFO("%p %s min_by_cpu, %s %f min_by_net %f", workstation_model, cpu_model->name, min_by_cpu, net_model->name, min_by_net);
+ 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);
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_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->suspend(action);
DIE_IMPOSSIBLE;
}
-static void ws_action_resume(surf_action_t action)
+void ws_action_resume(surf_action_t action)
{
if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
surf_network_model->resume(action);
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)
{
}
#endif
-static double ws_action_get_remains(surf_action_t action)
+double ws_action_get_remains(surf_action_t action)
{
if (action->model_obj->type == SURF_MODEL_TYPE_NETWORK)
return surf_network_model->get_remains(action);
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)
{
surf_resource_t cpu = ((surf_resource_t) surf_cpu_resource_priv(workstation));
return cpu->model->extension.cpu.get_speed(workstation, load);
return model->extension.storage.ls(st, path);
}
+void ws_get_params(void *ws, ws_params_t params)
+{
+ workstation_CLM03_t ws_clm03 = surf_workstation_resource_priv(ws);
+ memcpy(params, &ws_clm03->params, sizeof(s_ws_params_t));
+}
+
+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));
+}
+
+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;
+}
+
+
static void surf_workstation_model_init_internal(void)
{
surf_model_t model = surf_model_init();
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->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;
}
