-/* Copyright (c) 2007-2010, 2013-2014. The SimGrid Team.
+/* Copyright (c) 2007-2010, 2013-2015. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "cpu_interface.hpp"
#include "surf_routing.hpp"
+#include "xbt/lib.h"
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_host);
current_property_set = NULL;
}
-static void ptask_define_callbacks()
+void surf_host_model_init_ptask_L07(void)
{
+ XBT_INFO("Switching to the L07 model to handle parallel tasks.");
+ xbt_assert(!surf_cpu_model_pm, "CPU model type already defined");
+ xbt_assert(!surf_network_model, "network model type already defined");
+
+ // Define the callbacks to parse the XML
sg_platf_host_add_cb(cpu_parse_init);
sg_platf_host_add_cb(host_parse_init);
sg_platf_link_add_cb(ptask_netlink_parse_init);
sg_platf_postparse_add_cb(host_add_traces);
-}
-void surf_host_model_init_ptask_L07(void)
-{
- XBT_INFO("surf_host_model_init_ptask_L07");
- xbt_assert(!surf_cpu_model_pm, "CPU model type already defined");
- xbt_assert(!surf_network_model, "network model type already defined");
- ptask_define_callbacks();
surf_host_model = new HostL07Model();
Model *model = surf_host_model;
xbt_dynar_push(model_list, &model);
}
-HostL07Model::HostL07Model() : HostModel("Host ptask_L07") {
+HostL07Model::HostL07Model() : HostModel() {
if (!ptask_maxmin_system)
ptask_maxmin_system = lmm_system_new(1);
surf_host_model = NULL;
0.000015, NULL,
SURF_RESOURCE_ON, NULL,
SURF_LINK_FATPIPE, NULL));
- p_cpuModel = surf_cpu_model_pm;
}
HostL07Model::~HostL07Model() {
double HostL07Model::shareResources(double /*now*/)
{
- HostL07Action *action;
+ L07Action *action;
ActionList *running_actions = getRunningActionSet();
double min = this->shareResourcesMaxMin(running_actions,
for(ActionList::iterator it(running_actions->begin()), itend(running_actions->end())
; it != itend ; ++it) {
- action = static_cast<HostL07Action*>(&*it);
+ action = static_cast<L07Action*>(&*it);
if (action->m_latency > 0) {
if (min < 0) {
min = action->m_latency;
return min;
}
-void HostL07Model::updateActionsState(double /*now*/, double delta)
-{
- double deltap = 0.0;
- HostL07Action *action;
+void HostL07Model::updateActionsState(double /*now*/, double delta) {
+ L07Action *action;
ActionList *actionSet = getRunningActionSet();
- for(ActionList::iterator it(actionSet->begin()), itNext = it, itend(actionSet->end())
- ; it != itend ; it=itNext) {
+ for(ActionList::iterator it = actionSet->begin(), itNext = it
+ ; it != actionSet->end()
+ ; it = itNext) {
++itNext;
- action = static_cast<HostL07Action*>(&*it);
- deltap = delta;
+ action = static_cast<L07Action*>(&*it);
if (action->m_latency > 0) {
- if (action->m_latency > deltap) {
- double_update(&(action->m_latency), deltap, sg_surf_precision);
- deltap = 0.0;
+ if (action->m_latency > delta) {
+ double_update(&(action->m_latency), delta, sg_surf_precision);
} else {
- double_update(&(deltap), action->m_latency, sg_surf_precision);
action->m_latency = 0.0;
}
if ((action->m_latency == 0.0) && (action->isSuspended() == 0)) {
if (action->getMaxDuration() != NO_MAX_DURATION)
action->updateMaxDuration(delta);
- XBT_DEBUG("Action (%p) : remains (%g).",
- action, action->getRemains());
+ XBT_DEBUG("Action (%p) : remains (%g).", action, action->getRemains());
+
+ /* In the next if cascade, the action can be finished either because:
+ * - The amount of remaining work reached 0
+ * - The max duration was reached
+ * If it's not done, it may have failed.
+ */
+
if ((action->getRemains() <= 0) &&
(lmm_get_variable_weight(action->getVariable()) > 0)) {
action->finish();
} else if ((action->getMaxDuration() != NO_MAX_DURATION) &&
(action->getMaxDuration() <= 0)) {
action->finish();
- action->setState(SURF_ACTION_DONE);
+ action->setState(SURF_ACTION_DONE);
} else {
/* Need to check that none of the model has failed */
lmm_constraint_t cnst = NULL;
int i = 0;
- void *constraint_id = NULL;
- while ((cnst = lmm_get_cnst_from_var(ptask_maxmin_system, action->getVariable(),
- i++))) {
- constraint_id = lmm_constraint_id(cnst);
+ while ((cnst = lmm_get_cnst_from_var(ptask_maxmin_system, action->getVariable(), i++))) {
+ void *constraint_id = lmm_constraint_id(cnst);
if (static_cast<Host*>(constraint_id)->getState() == SURF_RESOURCE_OFF) {
XBT_DEBUG("Action (%p) Failed!!", action);
}
Action *HostL07Model::executeParallelTask(int host_nb,
- void **host_list,
- double *flops_amount,
- double *bytes_amount,
- double rate)
+ sg_host_t*host_list,
+ double *flops_amount,
+ double *bytes_amount,
+ double rate)
{
- HostL07Action *action;
- int i, j;
+ L07Action *action = new L07Action(this, 1, 0);
unsigned int cpt;
int nb_link = 0;
int nb_host = 0;
double latency = 0.0;
+ action->p_edgeList->reserve(host_nb);
+ for (int i = 0; i<host_nb; i++)
+ action->p_edgeList->push_back(sg_host_edge(host_list[i]));
+
if (ptask_parallel_task_link_set == NULL)
ptask_parallel_task_link_set = xbt_dict_new_homogeneous(NULL);
xbt_dict_reset(ptask_parallel_task_link_set);
/* Compute the number of affected resources... */
- for (i = 0; i < host_nb; i++) {
- for (j = 0; j < host_nb; j++) {
+ for (int i = 0; i < host_nb; i++) {
+ for (int j = 0; j < host_nb; j++) {
xbt_dynar_t route=NULL;
if (bytes_amount[i * host_nb + j] > 0) {
void *_link;
LinkL07 *link;
- routing_platf->getRouteAndLatency(static_cast<HostL07*>(host_list[i])->p_netElm,
- static_cast<HostL07*>(host_list[j])->p_netElm,
- &route,
- &lat);
+ routing_platf->getRouteAndLatency((*action->p_edgeList)[i], (*action->p_edgeList)[j],
+ &route, &lat);
latency = MAX(latency, lat);
xbt_dynar_foreach(route, cpt, _link) {
nb_link = xbt_dict_length(ptask_parallel_task_link_set);
xbt_dict_reset(ptask_parallel_task_link_set);
- for (i = 0; i < host_nb; i++)
+ for (int i = 0; i < host_nb; i++)
if (flops_amount[i] > 0)
nb_host++;
- action = new HostL07Action(this, 1, 0);
XBT_DEBUG("Creating a parallel task (%p) with %d cpus and %d links.",
action, host_nb, nb_link);
- action->m_suspended = 0; /* Should be useless because of the
- calloc but it seems to help valgrind... */
- action->m_hostNb = host_nb;
- action->p_hostList = (Host **) host_list;
+ action->m_suspended = 0; /* valgrind seems to want it despite the calloc... */
action->p_computationAmount = flops_amount;
action->p_communicationAmount = bytes_amount;
action->m_latency = latency;
action->m_rate = rate;
action->p_variable = lmm_variable_new(ptask_maxmin_system, action, 1.0,
- (action->m_rate > 0) ? action->m_rate : -1.0,
- host_nb + nb_link);
+ (rate > 0 ? rate : -1.0),
+ host_nb + nb_link);
if (action->m_latency > 0)
lmm_update_variable_weight(ptask_maxmin_system, action->getVariable(), 0.0);
- for (i = 0; i < host_nb; i++)
+ for (int i = 0; i < host_nb; i++)
lmm_expand(ptask_maxmin_system,
- static_cast<HostL07*>(host_list[i])->p_cpu->getConstraint(),
+ sg_host_surfcpu(host_list[i])->getConstraint(),
action->getVariable(), flops_amount[i]);
- for (i = 0; i < host_nb; i++) {
- for (j = 0; j < host_nb; j++) {
+ for (int i = 0; i < host_nb; i++) {
+ for (int j = 0; j < host_nb; j++) {
void *_link;
- LinkL07 *link;
xbt_dynar_t route=NULL;
if (bytes_amount[i * host_nb + j] == 0.0)
continue;
- routing_platf->getRouteAndLatency(static_cast<HostL07*>(host_list[i])->p_netElm,
- static_cast<HostL07*>(host_list[j])->p_netElm,
+ routing_platf->getRouteAndLatency((*action->p_edgeList)[i], (*action->p_edgeList)[j],
&route, NULL);
xbt_dynar_foreach(route, cpt, _link) {
- link = static_cast<LinkL07*>(_link);
+ LinkL07 *link = static_cast<LinkL07*>(_link);
lmm_expand_add(ptask_maxmin_system, link->getConstraint(),
action->getVariable(),
bytes_amount[i * host_nb + j]);
return wk;
}
-Action *HostL07Model::communicate(Host *src, Host *dst,
+Action *NetworkL07Model::communicate(RoutingEdge *src, RoutingEdge *dst,
double size, double rate)
{
- void **host_list = xbt_new0(void *, 2);
+ sg_host_t*host_list = xbt_new0(sg_host_t, 2);
double *flops_amount = xbt_new0(double, 2);
double *bytes_amount = xbt_new0(double, 4);
Action *res = NULL;
- host_list[0] = src;
- host_list[1] = dst;
+ host_list[0] = sg_host_by_name(src->getName());
+ host_list[1] = sg_host_by_name(dst->getName());
bytes_amount[1] = size;
- res = executeParallelTask(2, host_list,
+ res = p_hostModel->executeParallelTask(2, host_list,
flops_amount,
bytes_amount, rate);
Action *HostL07::execute(double size)
{
- void **host_list = xbt_new0(void *, 1);
+ sg_host_t*host_list = xbt_new0(sg_host_t, 1);
double *flops_amount = xbt_new0(double, 1);
double *bytes_amount = xbt_new0(double, 1);
- host_list[0] = this;
- bytes_amount[0] = 0.0;
+ host_list[0] = sg_host_by_name(getName());
flops_amount[0] = size;
return static_cast<HostL07Model*>(getModel())->executeParallelTask(1, host_list,
Action *HostL07::sleep(double duration)
{
- HostL07Action *action = NULL;
+ L07Action *action = NULL;
XBT_IN("(%s,%g)", getName(), duration);
- action = static_cast<HostL07Action*>(execute(1.0));
+ action = static_cast<L07Action*>(execute(1.0));
action->m_maxDuration = duration;
action->m_suspended = 2;
lmm_update_variable_weight(ptask_maxmin_system, action->getVariable(), 0.0);
void LinkL07::updateLatency(double value, double date)
{
lmm_variable_t var = NULL;
- HostL07Action *action;
+ L07Action *action;
lmm_element_t elem = NULL;
m_latCurrent = value;
while ((var = lmm_get_var_from_cnst(ptask_maxmin_system, getConstraint(), &elem))) {
- action = static_cast<HostL07Action*>(lmm_variable_id(var));
+ action = static_cast<L07Action*>(lmm_variable_id(var));
action->updateBound();
}
}
* Action *
**********/
-HostL07Action::~HostL07Action(){
- free(p_hostList);
+L07Action::~L07Action(){
free(p_communicationAmount);
free(p_computationAmount);
}
-void HostL07Action::updateBound()
+void L07Action::updateBound()
{
double lat_current = 0.0;
double lat_bound = -1.0;
int i, j;
- for (i = 0; i < m_hostNb; i++) {
- for (j = 0; j < m_hostNb; j++) {
+ int hostNb = p_edgeList->size();
+
+ for (i = 0; i < hostNb; i++) {
+ for (j = 0; j < hostNb; j++) {
xbt_dynar_t route=NULL;
- if (p_communicationAmount[i * m_hostNb + j] > 0) {
+ if (p_communicationAmount[i * hostNb + j] > 0) {
double lat = 0.0;
- routing_platf->getRouteAndLatency(static_cast<HostL07*>(((void**)p_hostList)[i])->p_netElm,
- static_cast<HostL07*>(((void**)p_hostList)[j])->p_netElm,
+ routing_platf->getRouteAndLatency((*p_edgeList)[i], (*p_edgeList)[j],
&route, &lat);
- lat_current = MAX(lat_current, lat * p_communicationAmount[i * m_hostNb + j]);
+ lat_current = MAX(lat_current, lat * p_communicationAmount[i * hostNb + j]);
}
}
}
}
}
-int HostL07Action::unref()
+int L07Action::unref()
{
m_refcount--;
if (!m_refcount) {
- if (actionHook::is_linked())
+ if (action_hook.is_linked())
p_stateSet->erase(p_stateSet->iterator_to(*this));
if (getVariable())
lmm_variable_free(ptask_maxmin_system, getVariable());
return 0;
}
-void HostL07Action::cancel()
+void L07Action::cancel()
{
setState(SURF_ACTION_FAILED);
return;
}
-void HostL07Action::suspend()
+void L07Action::suspend()
{
XBT_IN("(%p))", this);
if (m_suspended != 2) {
XBT_OUT();
}
-void HostL07Action::resume()
+void L07Action::resume()
{
XBT_IN("(%p)", this);
if (m_suspended != 2) {
XBT_OUT();
}
-bool HostL07Action::isSuspended()
+bool L07Action::isSuspended()
{
return m_suspended == 1;
}
-void HostL07Action::setMaxDuration(double duration)
+void L07Action::setMaxDuration(double duration)
{ /* FIXME: should inherit */
XBT_IN("(%p,%g)", this, duration);
m_maxDuration = duration;
XBT_OUT();
}
-void HostL07Action::setPriority(double priority)
+void L07Action::setPriority(double priority)
{ /* FIXME: should inherit */
XBT_IN("(%p,%g)", this, priority);
m_priority = priority;
XBT_OUT();
}
-double HostL07Action::getRemains()
+double L07Action::getRemains()
{
XBT_IN("(%p)", this);
XBT_OUT();