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);
31 if (flow_amount == 1) {
32 /* - Send the task to the @ref worker */
33 char* payload = bprintf("%f", comm_size);
34 mailbox->put(payload, comm_size);
36 // Start all comms in parallel, and wait for all completions in one shot
37 std::vector<simgrid::s4u::CommPtr> comms;
38 for (int i = 0; i < flow_amount; i++)
39 comms.push_back(mailbox->put_async(bprintf("%d", i), comm_size));
40 simgrid::s4u::Comm::wait_all(&comms);
42 XBT_INFO("sender done.");
45 static void receiver(std::vector<std::string> args)
47 int flow_amount = std::stoi(args.at(0));
49 XBT_INFO("Receiving %d flows ...", flow_amount);
51 simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(std::string("message"));
53 if (flow_amount == 1) {
54 void* res = mailbox->get();
57 char* data[flow_amount];
59 // Start all comms in parallel, and wait for their completion in one shot
60 std::vector<simgrid::s4u::CommPtr> comms;
61 for (int i = 0; i < flow_amount; i++)
62 comms.push_back(mailbox->get_async(reinterpret_cast<void**>(&(data[i]))));
64 simgrid::s4u::Comm::wait_all(&comms);
65 for (int i = 0; i < flow_amount; i++)
68 XBT_INFO("receiver done.");
71 int main(int argc, char* argv[])
74 simgrid::s4u::Engine e(&argc, argv);
76 /* Check if we got --NS3 on the command line, and activate ecofen if so */
78 for (int i = 0; i < argc; i++) {
79 if (strcmp(argv[i], "--NS3") == 0)
81 if (NS3) // Found the --NS3 parameter previously; shift the rest of the line
82 argv[i] = argv[i + 1];
85 xbt_die("No Ecofen in this build");
86 // XBT_INFO("Activating the Ecofen energy plugin");
87 // ns3_link_energy_plugin_init();
88 // xbt_cfg_set_parse("network/model:NS3");
89 // argc -= 1; // We removed it from the parameters
91 XBT_INFO("Activating the SimGrid link energy plugin");
92 sg_link_energy_plugin_init();
95 xbt_assert(argc > 1, "\nUsage: %s platform_file [flowCount [datasize]] [--NS3]\n"
96 "\tExample: %s s4uplatform.xml \n"
97 "\tIf you add NS3 as last parameter, this will try to activate the ecofen plugin.\n"
98 "\tWithout it, it will use the SimGrid link energy plugin.\n",
100 e.loadPlatform(argv[1]);
102 /* prepare to launch the actors */
103 std::vector<std::string> argSender;
104 std::vector<std::string> argReceiver;
106 argSender.push_back(argv[2]); // Take the amount of flows from the command line
107 argReceiver.push_back(argv[2]);
109 argSender.push_back("1"); // Default value
110 argReceiver.push_back("1");
113 if (strcmp(argv[3], "random") == 0) { // We're asked to get a random size
114 /* Initialize the random number generator */
115 std::random_device rd;
116 std::default_random_engine generator(rd());
118 /* Distribution on which to apply the generator */
119 std::uniform_int_distribution<unsigned long int> distribution(min_size, max_size);
121 char* size = bprintf("%lu", distribution(generator));
122 argSender.push_back(std::string(size));
124 } else { // Not "random" ? Then it should be the size to use
125 argSender.push_back(argv[3]); // Take the datasize from the command line
127 } else { // No parameter at all? Then use the default value
128 argSender.push_back("25000");
130 simgrid::s4u::Actor::createActor("sender", simgrid::s4u::Host::by_name("MyHost1"), sender, argSender);
131 simgrid::s4u::Actor::createActor("receiver", simgrid::s4u::Host::by_name("MyHost2"), receiver, argReceiver);
133 /* And now, launch the simulation */