-/* Copyright (c) 2013-2014. The SimGrid Team.
+/* Copyright (c) 2013-2015. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
void surf_vm_model_init_HL13(void){
if (surf_cpu_model_vm) {
surf_vm_model = new VMHL13Model();
- ModelPtr model = surf_vm_model;
+ Model *model = surf_vm_model;
xbt_dynar_push(model_list, &model);
xbt_dynar_push(model_list_invoke, &model);
* Model *
*********/
-VMHL13Model::VMHL13Model() : VMModel() {
- p_cpuModel = surf_cpu_model_vm;
-}
-
-void VMHL13Model::updateActionsState(double /*now*/, double /*delta*/){
- return;
-}
+VMHL13Model::VMHL13Model() : VMModel() {}
-ActionPtr VMHL13Model::communicate(HostPtr src, HostPtr dst, double size, double rate){
- return surf_network_model->communicate(src->p_netElm, dst->p_netElm, size, rate);
-}
+void VMHL13Model::updateActionsState(double /*now*/, double /*delta*/) {}
/* ind means ''indirect'' that this is a reference on the whole dict_elm
* structure (i.e not on the surf_resource_private infos) */
-VMPtr VMHL13Model::createVM(const char *name, surf_resource_t host_PM)
-{
- VMHL13Ptr ws = new VMHL13(this, name, NULL, host_PM);
-
- xbt_lib_set(host_lib, name, SURF_HOST_LEVEL, ws);
-
- /* TODO:
- * - check how network requests are scheduled between distinct processes competing for the same card.
- */
- return ws;
+VirtualMachine *VMHL13Model::createVM(const char *name, surf_resource_t host_PM) {
+ return new VMHL13(this, name, NULL, host_PM);
}
-static inline double get_solved_value(CpuActionPtr cpu_action)
+static inline double get_solved_value(CpuAction *cpu_action)
{
return cpu_action->getVariable()->value;
}
double VMHL13Model::shareResources(double now)
{
- /* TODO: udpate action's cost with the total cost of processes on the VM. */
+ /* TODO: update action's cost with the total cost of processes on the VM. */
/* 0. Make sure that we already calculated the resource share at the physical
* machine layer. */
{
- _XBT_GNUC_UNUSED ModelPtr ws_model = surf_host_model;
- _XBT_GNUC_UNUSED ModelPtr vm_ws_model = surf_vm_model;
- _XBT_GNUC_UNUSED unsigned int index_of_pm_ws_model = xbt_dynar_search(model_list_invoke, &ws_model);
- _XBT_GNUC_UNUSED unsigned int index_of_vm_ws_model = xbt_dynar_search(model_list_invoke, &vm_ws_model);
+ XBT_ATTRIB_UNUSED Model *ws_model = surf_host_model;
+ XBT_ATTRIB_UNUSED Model *vm_ws_model = surf_vm_model;
+ XBT_ATTRIB_UNUSED unsigned int index_of_pm_ws_model = xbt_dynar_search(model_list_invoke, &ws_model);
+ XBT_ATTRIB_UNUSED unsigned int index_of_vm_ws_model = xbt_dynar_search(model_list_invoke, &vm_ws_model);
xbt_assert((index_of_pm_ws_model < index_of_vm_ws_model), "Cannot assume surf_host_model comes before");
/* Another option is that we call sub_ws->share_resource() here. The
VMModel::ws_vms.begin();
iter != VMModel::ws_vms.end(); ++iter) {
- VMPtr ws_vm = &*iter;
- CpuPtr cpu = ws_vm->p_cpu;
+ VirtualMachine *ws_vm = &*iter;
+ Cpu *cpu = ws_vm->p_cpu;
xbt_assert(cpu, "cpu-less host");
double solved_value = get_solved_value(ws_vm->p_action);
/* 2. Calculate resource share at the virtual machine layer. */
adjustWeightOfDummyCpuActions();
- double min_by_cpu = p_cpuModel->shareResources(now);
- double min_by_net = (strcmp(surf_network_model->getName(), "network NS3")) ? surf_network_model->shareResources(now) : -1;
+ double min_by_cpu = surf_cpu_model_vm->shareResources(now);
+ double min_by_net = surf_network_model->shareResourcesIsIdempotent() ? surf_network_model->shareResources(now) : -1;
+ // Fixme: take storage into account once it's implemented
double min_by_sto = -1;
- if (p_cpuModel == surf_cpu_model_pm)
- min_by_sto = surf_storage_model->shareResources(now);
XBT_DEBUG("model %p, %s min_by_cpu %f, %s min_by_net %f, %s min_by_sto %f",
- this, surf_cpu_model_pm->getName(), min_by_cpu,
- surf_network_model->getName(), min_by_net,
- surf_storage_model->getName(), min_by_sto);
+ this, typeid(surf_cpu_model_pm ).name(), min_by_cpu,
+ typeid(surf_network_model).name(), min_by_net,
+ typeid(surf_storage_model).name(), min_by_sto);
double ret = max(max(min_by_cpu, min_by_net), min_by_sto);
if (min_by_cpu >= 0.0 && min_by_cpu < ret)
if (min_by_sto >= 0.0 && min_by_sto < ret)
ret = min_by_sto;
- /* FIXME: 3. do we have to re-initialize our cpu_action object? */
-#if 0
- /* iterate for all virtual machines */
- for (VMModel::vm_list_t::iterator iter =
- VMModel::ws_vms.begin();
- iter != VMModel::ws_vms.end(); ++iter) {
-
- {
-#if 0
- VM2013Ptr ws_vm2013 = static_cast<VM2013Ptr>(&*iter);
- XBT_INFO("cost %f remains %f start %f finish %f", ws_vm2013->cpu_action->cost,
- ws_vm2013->cpu_action->remains,
- ws_vm2013->cpu_action->start,
- ws_vm2013->cpu_action->finish
- );
-#endif
-#if 0
- void *ind_sub_host = xbt_lib_get_elm_or_null(host_lib, ws_vm2013->sub_ws->generic_resource.getName);
- surf_cpu_model_pm->action_unref(ws_vm2013->cpu_action);
- /* FIXME: this means busy loop? */
- // ws_vm2013->cpu_action = surf_cpu_model_pm->extension.cpu.execute(ind_sub_host, GUESTOS_NOISE);
- ws_vm2013->cpu_action = surf_cpu_model_pm->extension.cpu.execute(ind_sub_host, 0);
-#endif
-
- }
- }
-#endif
-
-
return ret;
}
-ActionPtr VMHL13Model::executeParallelTask(int host_nb,
- void **host_list,
- double *flops_amount,
- double *bytes_amount,
- double rate){
+Action *VMHL13Model::executeParallelTask(int host_nb,
+ sg_host_t *host_list,
+ double *flops_amount,
+ double *bytes_amount,
+ double rate){
#define cost_or_zero(array,pos) ((array)?(array)[pos]:0.0)
if ((host_nb == 1)
&& (cost_or_zero(bytes_amount, 0) == 0.0))
- return ((HostCLM03Ptr)host_list[0])->execute(flops_amount[0]);
+ return surf_host_execute(host_list[0], flops_amount[0]);
else if ((host_nb == 1)
&& (cost_or_zero(flops_amount, 0) == 0.0))
- return communicate((HostCLM03Ptr)host_list[0], (HostCLM03Ptr)host_list[0],bytes_amount[0], rate);
+ return surf_network_model_communicate(surf_network_model, host_list[0], host_list[0],bytes_amount[0], rate);
else if ((host_nb == 2)
&& (cost_or_zero(flops_amount, 0) == 0.0)
&& (cost_or_zero(flops_amount, 1) == 0.0)) {
}
}
if (nb == 1)
- return communicate((HostCLM03Ptr)host_list[0], (HostCLM03Ptr)host_list[1],value, rate);
+ return surf_network_model_communicate(surf_network_model, host_list[0], host_list[1], value, rate);
}
#undef cost_or_zero
- THROW_UNIMPLEMENTED; /* This model does not implement parallel tasks */
+ THROW_UNIMPLEMENTED; /* This model does not implement parallel tasks for more than 2 hosts. */
return NULL;
}
* Resource *
************/
-VMHL13::VMHL13(VMModelPtr model, const char* name, xbt_dict_t props,
+VMHL13::VMHL13(VMModel *model, const char* name, xbt_dict_t props,
surf_resource_t host_PM)
- : VM(model, name, props, NULL, NULL)
+ : VirtualMachine(model, name, props, NULL, NULL)
{
- HostPtr sub_ws = static_cast<HostPtr>(surf_host_resource_priv(host_PM));
+ Host *sub_ws = static_cast<Host*>(surf_host_resource_priv(host_PM));
/* Currently, we assume a VM has no storage. */
p_storage = NULL;
// //// CPU RELATED STUFF ////
// Roughly, create a vcpu resource by using the values of the sub_cpu one.
- CpuCas01Ptr sub_cpu = static_cast<CpuCas01Ptr>(sg_host_surfcpu(host_PM));
+ CpuCas01 *sub_cpu = static_cast<CpuCas01*>(sg_host_surfcpu(host_PM));
p_cpu = surf_cpu_model_vm->createCpu(name, // name
sub_cpu->getPowerPeakList(), // host->power_peak,
NULL, // host->state_trace,
NULL); // host->properties,
+ p_cpu->setVirtual(sub_cpu);
+
/* We create cpu_action corresponding to a VM process on the host operating system. */
/* FIXME: TODO: we have to periodically input GUESTOS_NOISE to the system? how ? */
// vm_ws->cpu_action = surf_cpu_model_pm->extension.cpu.execute(host_PM, GUESTOS_NOISE);
p_action = sub_cpu->execute(0);
XBT_INFO("Create VM(%s)@PM(%s) with %ld mounted disks", name, sub_ws->getName(), xbt_dynar_length(p_storage));
+
}
/*
VMHL13::~VMHL13()
{
/* Free the cpu_action of the VM. */
- _XBT_GNUC_UNUSED int ret = p_action->unref();
+ XBT_ATTRIB_UNUSED int ret = p_action->unref();
xbt_assert(ret == 1, "Bug: some resource still remains");
}
void VMHL13::migrate(surf_resource_t ind_dst_pm)
{
/* ind_dst_pm equals to smx_host_t */
- HostPtr ws_dst = static_cast<HostPtr>(surf_host_resource_priv(ind_dst_pm));
+ Host *ws_dst = static_cast<Host*>(surf_host_resource_priv(ind_dst_pm));
const char *vm_name = getName();
const char *pm_name_src = p_subWs->getName();
const char *pm_name_dst = ws_dst->getName();
xbt_assert(ws_dst);
/* update net_elm with that of the destination physical host */
- RoutingEdgePtr old_net_elm = p_netElm;
- RoutingEdgePtr new_net_elm = new RoutingEdgeWrapper(sg_host_edge(sg_host_by_name(pm_name_dst)));
+ RoutingEdge *old_net_elm = p_netElm;
+ RoutingEdge *new_net_elm = new RoutingEdgeWrapper(sg_host_edge(sg_host_by_name(pm_name_dst)));
xbt_assert(new_net_elm);
/* Unregister the current net_elm from host_lib. Do not call the free callback. */
/* Update vcpu's action for the new pm */
{
-#if 0
- XBT_INFO("cpu_action->remains %g", p_action->remains);
- XBT_INFO("cost %f remains %f start %f finish %f", p_action->cost,
- p_action->remains,
- p_action->start,
- p_action->finish
- );
- XBT_INFO("cpu_action state %d", surf_action_get_state(p_action));
-#endif
-
/* create a cpu action bound to the pm model at the destination. */
- CpuActionPtr new_cpu_action = static_cast<CpuActionPtr>(
- static_cast<CpuPtr>(sg_host_surfcpu(ind_dst_pm))->execute(0));
+ CpuAction *new_cpu_action = static_cast<CpuAction*>(
+ static_cast<Cpu*>(sg_host_surfcpu(ind_dst_pm))->execute(0));
e_surf_action_state_t state = p_action->getState();
if (state != SURF_ACTION_DONE)
new_cpu_action->setBound(old_bound);
}
- _XBT_GNUC_UNUSED int ret = p_action->unref();
+ XBT_ATTRIB_UNUSED int ret = p_action->unref();
xbt_assert(ret == 1, "Bug: some resource still remains");
p_action = new_cpu_action;
p_action->setBound(bound);
}
-void VMHL13::setAffinity(CpuPtr cpu, unsigned long mask){
+void VMHL13::setAffinity(Cpu *cpu, unsigned long mask){
p_action->setAffinity(cpu, mask);
}
}
/* Adding a task to a VM updates the VCPU task on its physical machine. */
-ActionPtr VMHL13::execute(double size)
+Action *VMHL13::execute(double size)
{
double old_cost = p_action->getCost();
double new_cost = old_cost + size;
return p_cpu->execute(size);
}
-ActionPtr VMHL13::sleep(double duration) {
+Action *VMHL13::sleep(double duration) {
return p_cpu->sleep(duration);
}
-
-/**********
- * Action *
- **********/
-
-//FIME:: handle action cancel
-
