1 /* Copyright (c) 2017. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "simgrid/plugins/energy.h"
8 #include <simgrid/s4u.hpp>
12 /* Parameters of the random generation of the flow size */
13 static const unsigned long int min_size = 1e6;
14 static const unsigned long int max_size = 1e9;
16 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_app_energyconsumption, "Messages specific for this s4u example");
18 static void sender(std::vector<std::string> args)
20 xbt_assert(args.size() == 2, "The master function expects 2 arguments.");
21 int flow_amount = std::stoi(args.at(0));
22 double comm_size = std::stod(args.at(1));
23 XBT_INFO("Send %.0f bytes, in %d flows", comm_size, flow_amount);
25 simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(std::string("message"));
27 /* Sleep a while before starting the example */
28 simgrid::s4u::this_actor::sleep_for(10);
30 /* - Send the task to the @ref worker */
31 char* payload = bprintf("%f", comm_size);
33 if (flow_amount == 1) {
34 mailbox->put(payload, comm_size);
36 // Start all comms in parallel
37 std::vector<simgrid::s4u::CommPtr> comms;
38 for (int i = 0; i < flow_amount; i++)
39 comms.push_back(mailbox->put_async(const_cast<char*>("message"), comm_size));
41 // And now, wait for all comms. Manually since wait_all is not part of this_actor yet
42 for (int i = 0; i < flow_amount; i++) {
43 simgrid::s4u::CommPtr comm = comms.at(i);
48 XBT_INFO("sender done.");
51 static void receiver(std::vector<std::string> args)
53 int flow_amount = std::stoi(args.at(0));
55 XBT_INFO("Receiving %d flows ...", flow_amount);
57 simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(std::string("message"));
59 if (flow_amount == 1) {
60 void* res = mailbox->get();
65 // Start all comms in parallel
66 std::vector<simgrid::s4u::CommPtr> comms;
67 for (int i = 0; i < flow_amount; i++)
68 comms.push_back(mailbox->get_async(&ignored));
70 // And now, wait for all comms. Manually since wait_all is not part of this_actor yet
71 for (int i = 0; i < flow_amount; i++)
75 XBT_INFO("receiver done.");
78 int main(int argc, char* argv[])
81 simgrid::s4u::Engine e(&argc, argv);
83 /* Check if we got --NS3 on the command line, and activate ecofen if so */
85 for (int i = 0; i < argc; i++) {
86 if (strcmp(argv[i], "--NS3") == 0)
88 if (NS3) // Found the --NS3 parameter previously; shift the rest of the line
89 argv[i] = argv[i + 1];
92 xbt_die("No Ecofen in this build");
93 // XBT_INFO("Activating the Ecofen energy plugin");
94 // ns3_link_energy_plugin_init();
95 // xbt_cfg_set_parse("network/model:NS3");
96 // argc -= 1; // We removed it from the parameters
98 XBT_INFO("Activating the SimGrid link energy plugin");
99 sg_link_energy_plugin_init();
102 xbt_assert(argc > 1, "\nUsage: %s platform_file [flowCount [datasize]] [--NS3]\n"
103 "\tExample: %s s4uplatform.xml \n"
104 "\tIf you add NS3 as last parameter, this will try to activate the ecofen plugin.\n"
105 "\tWithout it, it will use the SimGrid link energy plugin.\n",
107 e.loadPlatform(argv[1]);
109 /* prepare to launch the actors */
110 std::vector<std::string> argSender;
111 std::vector<std::string> argReceiver;
113 argSender.push_back(argv[2]); // Take the amount of flows from the command line
114 argReceiver.push_back(argv[2]);
116 argSender.push_back("1"); // Default value
117 argReceiver.push_back("1");
120 if (strcmp(argv[3], "random") == 0) { // We're asked to get a random size
121 /* Initialize the random number generator */
122 std::random_device rd;
123 std::default_random_engine generator(rd());
125 /* Distribution on which to apply the generator */
126 std::uniform_int_distribution<unsigned long int> distribution(min_size, max_size);
128 char* size = bprintf("%lu", distribution(generator));
129 argSender.push_back(std::string(size));
131 } else { // Not "random" ? Then it should be the size to use
132 argSender.push_back(argv[3]); // Take the datasize from the command line
134 } else { // No parameter at all? Then use the default value
135 argSender.push_back("25000");
137 simgrid::s4u::Actor::createActor("sender", simgrid::s4u::Host::by_name("MyHost1"), sender, argSender);
138 simgrid::s4u::Actor::createActor("receiver", simgrid::s4u::Host::by_name("MyHost2"), receiver, argReceiver);
140 /* And now, launch the simulation */