-/* Copyright (c) 2013-2020. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2013-2021. 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. */
#ifndef NETWORK_INTERFACE_CPP_
#define NETWORK_INTERFACE_CPP_
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network, surf, "Logging specific to the SURF network module");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(res_network, ker_resource, "Network resources, that fuels communications");
/*********
* Model *
/** @brief Command-line option 'network/TCP-gamma' -- see @ref options_model_network_gamma */
simgrid::config::Flag<double> NetworkModel::cfg_tcp_gamma(
- "network/TCP-gamma", {"network/TCP_gamma"},
+ "network/TCP-gamma",
"Size of the biggest TCP window (cat /proc/sys/net/ipv4/tcp_[rw]mem for recv/send window; "
"Use the last given value, which is the max window size)",
4194304.0);
************/
LinkImpl::LinkImpl(NetworkModel* model, const std::string& name, lmm::Constraint* constraint)
- : Resource(model, name, constraint), piface_(this)
+ : Resource(name), piface_(this)
{
+ this->set_model(model)->set_constraint(constraint);
if (name != "__loopback__")
xbt_assert(not s4u::Link::by_name_or_null(name), "Link '%s' declared several times in the platform.", name.c_str());
XBT_DEBUG("Create link '%s'", name.c_str());
}
-/** @brief use destroy() instead of this destructor */
-LinkImpl::~LinkImpl()
-{
- xbt_assert(currently_destroying_, "Don't delete Links directly. Call destroy() instead.");
-}
/** @brief Fire the required callbacks and destroy the object
*
* Don't delete directly a Link, call l->destroy() instead.
*/
void LinkImpl::destroy()
{
- if (not currently_destroying_) {
- currently_destroying_ = true;
- s4u::Link::on_destruction(this->piface_);
- delete this;
- }
+ s4u::Link::on_destruction(this->piface_);
+ delete this;
}
-bool LinkImpl::is_used()
+bool LinkImpl::is_used() const
{
return get_model()->get_maxmin_system()->constraint_used(get_constraint());
}
-double LinkImpl::get_latency()
+double LinkImpl::get_latency() const
{
return latency_.peak * latency_.scale;
}
-double LinkImpl::get_bandwidth()
+double LinkImpl::get_bandwidth() const
{
return bandwidth_.peak * bandwidth_.scale;
}
return get_constraint()->get_sharing_policy();
}
+void LinkImpl::latency_check(double latency)
+{
+ static double last_warned_latency = sg_surf_precision;
+ if (latency != 0.0 && latency < last_warned_latency) {
+ XBT_WARN("Latency for link %s is smaller than surf/precision (%g < %g)."
+ " For more accuracy, consider setting \"--cfg=surf/precision:%g\".",
+ get_cname(), latency, sg_surf_precision, latency);
+ last_warned_latency = latency;
+ }
+}
+
void LinkImpl::turn_on()
{
if (not is_on()) {
}
}
}
-
+void LinkImpl::seal()
+{
+ simgrid::s4u::Link::on_creation(*get_iface());
+}
void LinkImpl::on_bandwidth_change() const
{
s4u::Link::on_bandwidth_change(this->piface_);