-/* Copyright (c) 2013-2015. The SimGrid Team.
+/* Copyright (c) 2013-2017. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
std::vector<s_smpi_factor_t> smpi_bw_factor;
std::vector<s_smpi_factor_t> smpi_lat_factor;
-xbt_dict_t gap_lookup = nullptr;
-
/*********
* Model *
*********/
surf_network_model = new simgrid::surf::NetworkSmpiModel();
all_existing_models->push_back(surf_network_model);
- xbt_cfg_setdefault_double("network/sender-gap", 10e-6);
xbt_cfg_setdefault_double("network/weight-S", 8775);
}
namespace simgrid {
- namespace surf {
-
- NetworkSmpiModel::NetworkSmpiModel() : NetworkCm02Model()
- {
- haveGap_ = true;
- }
-
- NetworkSmpiModel::~NetworkSmpiModel()
- {
- xbt_dict_free(&gap_lookup);
- }
-
- void NetworkSmpiModel::gapAppend(double size, Link* link, NetworkAction *act)
- {
- const char *src = link->getName();
- xbt_fifo_t fifo;
- NetworkCm02Action *action= static_cast<NetworkCm02Action*>(act);
-
- if (sg_sender_gap > 0.0) {
- if (!gap_lookup) {
- gap_lookup = xbt_dict_new_homogeneous(nullptr);
- }
- fifo = (xbt_fifo_t) xbt_dict_get_or_null(gap_lookup, src);
- action->senderGap_ = 0.0;
- if (fifo && xbt_fifo_size(fifo) > 0) {
- /* Compute gap from last send */
- /*last_action =
- (surf_action_network_CM02_t)
- xbt_fifo_get_item_content(xbt_fifo_get_last_item(fifo));*/
- // bw = net_get_link_bandwidth(link);
- action->senderGap_ = sg_sender_gap;
- /* max(sg_sender_gap,last_action->sender.size / bw);*/
- action->latency_ += action->senderGap_;
- }
- /* Append action as last send */
- /*action->sender.link_name = link->lmm_resource.generic_resource.name;
- fifo =
- (xbt_fifo_t) xbt_dict_get_or_null(gap_lookup,
- action->sender.link_name);
- if (!fifo) {
- fifo = xbt_fifo_new();
- xbt_dict_set(gap_lookup, action->sender.link_name, fifo, nullptr);
- }
- action->sender.fifo_item = xbt_fifo_push(fifo, action);*/
- action->senderSize_ = size;
- }
- }
-
- void NetworkSmpiModel::gapRemove(Action *lmm_action)
- {
- xbt_fifo_t fifo;
- size_t size;
- NetworkCm02Action *action = static_cast<NetworkCm02Action*>(lmm_action);
-
- if (sg_sender_gap > 0.0 && action->senderLinkName_
- && action->senderFifoItem_) {
- fifo =
- (xbt_fifo_t) xbt_dict_get_or_null(gap_lookup,
- action->senderLinkName_);
- xbt_fifo_remove_item(fifo, action->senderFifoItem_);
- size = xbt_fifo_size(fifo);
- if (size == 0) {
- xbt_fifo_free(fifo);
- xbt_dict_remove(gap_lookup, action->senderLinkName_);
- size = xbt_dict_length(gap_lookup);
- if (size == 0) {
- xbt_dict_free(&gap_lookup);
- }
- }
- }
- }
-
- double NetworkSmpiModel::bandwidthFactor(double size)
- {
- if (smpi_bw_factor.empty())
- smpi_bw_factor = parse_factor(xbt_cfg_get_string("smpi/bw-factor"));
-
- double current=1.0;
- for (auto fact: smpi_bw_factor) {
- if (size <= fact.factor) {
- XBT_DEBUG("%f <= %zu return %f", size, fact.factor, current);
- return current;
- }else
- current=fact.values.front();
- }
- XBT_DEBUG("%f > %zu return %f", size, smpi_bw_factor.back().factor, current);
+namespace surf {
- return current;
- }
-
- double NetworkSmpiModel::latencyFactor(double size)
- {
- if (smpi_lat_factor.empty())
- smpi_lat_factor = parse_factor(xbt_cfg_get_string("smpi/lat-factor"));
-
- double current=1.0;
- for (auto fact: smpi_lat_factor) {
- if (size <= fact.factor) {
- XBT_DEBUG("%f <= %zu return %f", size, fact.factor, current);
- return current;
- }else
- current=fact.values.front();
- }
- XBT_DEBUG("%f > %zu return %f", size, smpi_lat_factor.back().factor, current);
+NetworkSmpiModel::NetworkSmpiModel() : NetworkCm02Model()
+{
+}
+
+NetworkSmpiModel::~NetworkSmpiModel() = default;
+double NetworkSmpiModel::bandwidthFactor(double size)
+{
+ if (smpi_bw_factor.empty())
+ smpi_bw_factor = parse_factor(xbt_cfg_get_string("smpi/bw-factor"));
+
+ double current = 1.0;
+ for (auto const& fact : smpi_bw_factor) {
+ if (size <= fact.factor) {
+ XBT_DEBUG("%f <= %zu return %f", size, fact.factor, current);
return current;
- }
+ } else
+ current = fact.values.front();
+ }
+ XBT_DEBUG("%f > %zu return %f", size, smpi_bw_factor.back().factor, current);
+
+ return current;
+}
- double NetworkSmpiModel::bandwidthConstraint(double rate, double bound, double size)
- {
- return rate < 0 ? bound : std::min(bound, rate * bandwidthFactor(size));
- }
+double NetworkSmpiModel::latencyFactor(double size)
+{
+ if (smpi_lat_factor.empty())
+ smpi_lat_factor = parse_factor(xbt_cfg_get_string("smpi/lat-factor"));
- /************
- * Resource *
- ************/
+ double current = 1.0;
+ for (auto const& fact : smpi_lat_factor) {
+ if (size <= fact.factor) {
+ XBT_DEBUG("%f <= %zu return %f", size, fact.factor, current);
+ return current;
+ } else
+ current = fact.values.front();
+ }
+ XBT_DEBUG("%f > %zu return %f", size, smpi_lat_factor.back().factor, current);
+ return current;
+}
+double NetworkSmpiModel::bandwidthConstraint(double rate, double bound, double size)
+{
+ return rate < 0 ? bound : std::min(bound, rate * bandwidthFactor(size));
+}
- /**********
- * Action *
- **********/
+/************
+ * Resource *
+ ************/
- }
+/**********
+ * Action *
+ **********/
+}
}