+/* Copyright (c) 2013-2015. The SimGrid Team.
+ * All rights reserved. */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#include <cstddef>
+
+#include <algorithm>
+
+#include <xbt/log.h>
+
#include "network_smpi.hpp"
#include "simgrid/sg_config.h"
xbt_dynar_t smpi_lat_factor = NULL;
typedef struct s_smpi_factor *smpi_factor_t;
-typedef struct s_smpi_factor {
+typedef struct s_smpi_factor { // FIXME: s_smpi_factor_multival (defined in smpi_base) should be used instead to dedupplicate this code
long factor;
double value;
} s_smpi_factor_t;
static int factor_cmp(const void *pa, const void *pb)
{
- return (((s_smpi_factor_t*)pa)->factor > ((s_smpi_factor_t*)pb)->factor);
+ return (((s_smpi_factor_t*)pa)->factor > ((s_smpi_factor_t*)pb)->factor) ? 1 :
+ (((s_smpi_factor_t*)pa)->factor < ((s_smpi_factor_t*)pb)->factor) ? -1 : 0;
}
-
+#include "src/surf/xml/platf.hpp" // FIXME: move that back to the parsing area
static xbt_dynar_t parse_factor(const char *smpi_coef_string)
{
char *value = NULL;
xbt_dynar_foreach(radical_elements, iter, value) {
radical_elements2 = xbt_str_split(value, ":");
- if (xbt_dynar_length(radical_elements2) != 2)
- xbt_die("Malformed radical for smpi factor!");
- fact.factor = atol(xbt_dynar_get_as(radical_elements2, 0, char *));
- fact.value = atof(xbt_dynar_get_as(radical_elements2, 1, char *));
+ surf_parse_assert(xbt_dynar_length(radical_elements2) == 2,
+ "Malformed radical '%s' for smpi factor. I was expecting something like 'a:b'", value);
+
+ char *errmsg = bprintf("Invalid factor in chunk #%d: %%s", iter+1);
+ fact.factor = xbt_str_parse_int(xbt_dynar_get_as(radical_elements2, 0, char *), errmsg);
+ xbt_free(errmsg);
+ fact.value = xbt_str_parse_double(xbt_dynar_get_as(radical_elements2, 1, char *), errmsg);
+ errmsg = bprintf("Invalid factor value in chunk #%d: %%s", iter+1);
+ xbt_free(errmsg);
+
xbt_dynar_push_as(smpi_factor, s_smpi_factor_t, fact);
XBT_DEBUG("smpi_factor:\t%ld : %f", fact.factor, fact.value);
xbt_dynar_free(&radical_elements2);
}
xbt_dynar_free(&radical_elements);
- iter=0;
xbt_dynar_sort(smpi_factor, &factor_cmp);
xbt_dynar_foreach(smpi_factor, iter, fact) {
XBT_DEBUG("ordered smpi_factor:\t%ld : %f", fact.factor, fact.value);
if (surf_network_model)
return;
- surf_network_model = new NetworkSmpiModel();
- net_define_callbacks();
- xbt_dynar_push(model_list, &surf_network_model);
- //network_solve = lmm_solve;
+ surf_network_model = new simgrid::surf::NetworkSmpiModel();
+ xbt_dynar_push(all_existing_models, &surf_network_model);
- xbt_cfg_setdefault_double(_sg_cfg_set, "network/sender_gap", 10e-6);
- xbt_cfg_setdefault_double(_sg_cfg_set, "network/weight_S", 8775);
+ xbt_cfg_setdefault_double("network/sender_gap", 10e-6);
+ xbt_cfg_setdefault_double("network/weight_S", 8775);
}
-void NetworkSmpiModel::gapAppend(double size, const NetworkCm02LinkLmmPtr link, NetworkCm02ActionLmmPtr action)
-{
- const char *src = link->m_name;
- xbt_fifo_t fifo;
- //surf_action_network_CM02_t last_action;
- //double bw;
-
- if (sg_sender_gap > 0.0) {
- if (!gap_lookup) {
- gap_lookup = xbt_dict_new();
+namespace simgrid {
+ namespace surf {
+
+ NetworkSmpiModel::NetworkSmpiModel()
+ : NetworkCm02Model() {
+ haveGap_=true;
+ }
+
+ NetworkSmpiModel::~NetworkSmpiModel(){
+ xbt_dict_free(&gap_lookup);
+ xbt_dynar_free(&smpi_bw_factor);
+ xbt_dynar_free(&smpi_lat_factor);
}
- fifo = (xbt_fifo_t) xbt_dict_get_or_null(gap_lookup, src);
- action->m_senderGap = 0.0;
- if (fifo && xbt_fifo_size(fifo) > 0) {
- /* Compute gap from last send */
- /*last_action =
+
+ 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(NULL);
+ }
+ 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->m_senderGap = sg_sender_gap;
- /* max(sg_sender_gap,last_action->sender.size / bw);*/
- action->m_latency += action->m_senderGap;
- }
- /* Append action as last send */
- /*action->sender.link_name = link->lmm_resource.generic_resource.name;
+ // 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);
xbt_dict_set(gap_lookup, action->sender.link_name, fifo, NULL);
}
action->sender.fifo_item = xbt_fifo_push(fifo, action);*/
- action->m_senderSize = size;
- }
-}
-
-void NetworkSmpiModel::gapRemove(ActionLmmPtr lmm_action)
-{
- xbt_fifo_t fifo;
- size_t size;
- NetworkCm02ActionLmmPtr action = (NetworkCm02ActionLmmPtr)(lmm_action);
+ action->senderSize_ = size;
+ }
+ }
- if (sg_sender_gap > 0.0 && action->p_senderLinkName
- && action->p_senderFifoItem) {
- fifo =
- (xbt_fifo_t) xbt_dict_get_or_null(gap_lookup,
- action->p_senderLinkName);
- xbt_fifo_remove_item(fifo, action->p_senderFifoItem);
- size = xbt_fifo_size(fifo);
- if (size == 0) {
- xbt_fifo_free(fifo);
- xbt_dict_remove(gap_lookup, action->p_senderLinkName);
- size = xbt_dict_length(gap_lookup);
- if (size == 0) {
- xbt_dict_free(&gap_lookup);
+ 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)
- smpi_bw_factor =
- parse_factor(sg_cfg_get_string("smpi/bw_factor"));
+ double NetworkSmpiModel::bandwidthFactor(double size)
+ {
+ if (!smpi_bw_factor)
+ smpi_bw_factor = parse_factor(xbt_cfg_get_string("smpi/bw_factor"));
+
+ unsigned int iter = 0;
+ s_smpi_factor_t fact;
+ double current=1.0;
+ xbt_dynar_foreach(smpi_bw_factor, iter, fact) {
+ if (size <= fact.factor) {
+ XBT_DEBUG("%f <= %ld return %f", size, fact.factor, current);
+ return current;
+ }else
+ current=fact.value;
+ }
+ XBT_DEBUG("%f > %ld return %f", size, fact.factor, current);
- unsigned int iter = 0;
- s_smpi_factor_t fact;
- double current=1.0;
- xbt_dynar_foreach(smpi_bw_factor, iter, fact) {
- if (size <= fact.factor) {
- XBT_DEBUG("%lf <= %ld return %f", size, fact.factor, current);
return current;
- }else
- current=fact.value;
- }
- XBT_DEBUG("%lf > %ld return %f", size, fact.factor, current);
+ }
- return current;
-}
-double NetworkSmpiModel::latencyFactor(double size)
-{
- if (!smpi_lat_factor)
- smpi_lat_factor =
- parse_factor(sg_cfg_get_string("smpi/lat_factor"));
+ double NetworkSmpiModel::latencyFactor(double size)
+ {
+ if (!smpi_lat_factor)
+ smpi_lat_factor = parse_factor(xbt_cfg_get_string("smpi/lat_factor"));
+
+ unsigned int iter = 0;
+ s_smpi_factor_t fact;
+ double current=1.0;
+ xbt_dynar_foreach(smpi_lat_factor, iter, fact) {
+ if (size <= fact.factor) {
+ XBT_DEBUG("%f <= %ld return %f", size, fact.factor, current);
+ return current;
+ }else
+ current=fact.value;
+ }
+ XBT_DEBUG("%f > %ld return %f", size, fact.factor, current);
- unsigned int iter = 0;
- s_smpi_factor_t fact;
- double current=1.0;
- xbt_dynar_foreach(smpi_lat_factor, iter, fact) {
- if (size <= fact.factor) {
- XBT_DEBUG("%lf <= %ld return %f", size, fact.factor, current);
return current;
- }else
- current=fact.value;
- }
- XBT_DEBUG("%lf > %ld return %f", size, fact.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::bandwidthConstraint(double rate, double bound, double size)
-{
- return rate < 0 ? bound : min(bound, rate * bandwidthFactor(size));
-}
+ /************
+ * Resource *
+ ************/
-/************
- * Resource *
- ************/
+ /**********
+ * Action *
+ **********/
-/**********
- * Action *
- **********/
+ }
+}