#include "process.h"
#include "loba_simple.h"
#include "loba_fairstrategy.h"
+#include "loba_makhoul.h"
#include "options.h"
double min_iter_duration = 1.0;
// Parameters for the end of the simulation
- // fixme: find better defaults
- unsigned comp_maxiter = 10;
- unsigned lb_maxiter = comp_maxiter;
- bool exit_on_close = false;
+ unsigned lb_maxiter = 0;
+ unsigned comp_maxiter = 0;
+ double time_limit = 0;
+ bool exit_on_close = true;
// Named parameters lists
loba_algorithms_type loba_algorithms;
loba_algorithms_type::loba_algorithms_type()
{
NOL_INSERT("fairstrategy", "balance with fair strategy", loba_fairstrategy);
+ NOL_INSERT("makhoul", "balance with Makhoul's PhD algorithm", loba_makhoul);
NOL_INSERT("none", "no load-balancing (for testing only)", process);
NOL_INSERT("simple", "balance with least loaded neighbor", loba_simple);
}
int c;
opterr = 0;
- while ((c = getopt(*argc, argv, "a:bc:C:ehi:I:l:L:N:s:T:vV")) != -1) {
+ while ((c = getopt(*argc, argv, "a:bc:C:ehi:I:l:L:N:s:t:T:vV")) != -1) {
switch (c) {
case 'a':
opt::loba_algo = optarg;
&& result;
break;
case 'b':
- opt::bookkeeping = true;
+ opt::bookkeeping = !opt::bookkeeping;
break;
case 'e':
- opt::exit_on_close = true;
+ opt::exit_on_close = !opt::exit_on_close;
break;
case 'h':
opt::help_requested++;
opt::comm_cost = cost_func(optarg);
break;
case 'i':
- std::istringstream(optarg) >> opt::comp_maxiter;
+ std::istringstream(optarg) >> opt::lb_maxiter;
break;
case 'I':
- std::istringstream(optarg) >> opt::lb_maxiter;
- ERROR0("option -I not implemented yet");
- result = false;
+ std::istringstream(optarg) >> opt::comp_maxiter;
break;
case 'l':
std::istringstream(optarg) >> opt::log_rate;
case 's':
std::istringstream(optarg) >> opt::min_iter_duration;
break;
+ case 't':
+ std::istringstream(optarg) >> opt::time_limit;
+ break;
case 'T':
opt::auto_depl::topology = optarg;
result = opt_helper::nol_find_prefix(opt::topologies, "topology",
DESCR("computation cost factors", "[%s]", comp_cost.to_string().c_str());
DESCR("communication cost factors", "[%s]", comm_cost.to_string().c_str());
DESCR("minimum duration between iterations", "%g", min_iter_duration);
- DESCR("maximum number of comp. iterations", "%s",
- h.val_or_string(comp_maxiter, "infinity"));
DESCR("maximum number of lb. iterations", "%s",
h.val_or_string(lb_maxiter, "infinity"));
+ DESCR("maximum number of comp. iterations", "%s",
+ h.val_or_string(comp_maxiter, "infinity"));
+ DESCR("time limit", "%s", h.val_or_string(time_limit, "infinity"));
DESCR("exit on close", "%s", h.on_off(exit_on_close));
INFO0("`----");
std::clog << "\nSimulation parameters\n";
std::clog << o("-l value")
- << "print current load every n-th iterations, 0 to disable"
- << " (" << opt::log_rate << ")\n";
+ << "print current load every n lb iterations, 0 to disable"
+ << " [" << opt::log_rate << "]\n";
std::clog << o("-v")
<< "verbose: do not override the default logging parameters\n";
std::clog << "\nAutomatic deployment options\n";
std::clog << o("-T name")
<< "enable automatic deployment with selected topology"
- << " (" << opt::auto_depl::topology << ")\n";
+ << " [" << opt::auto_depl::topology << "]\n";
if (opt::help_requested > 1)
so_list(opt::topologies);
std::clog << o("-L value")
<< "total load with auto deployment, 0 for number of hosts"
- << " (" << opt::auto_depl::load << ")\n";
+ << " [" << opt::auto_depl::load << "]\n";
std::clog << o("-N value")
- << "number of hosts to use with auto deployment,"
- << " 0 for max. (" << opt::auto_depl::nhosts << ")\n";
+ << "number of hosts to use with auto deployment, 0 for max."
+ << " [" << opt::auto_depl::nhosts << "]\n";
std::clog << "\nLoad balancing algorithm\n";
std::clog << o("-a name") << "load balancing algorithm"
- << " (" << opt::loba_algo << ")\n";
+ << " [" << opt::loba_algo << "]\n";
if (opt::help_requested > 1)
so_list(opt::loba_algorithms);
- std::clog << o("-b") << "enable bookkeeping (\"virtual load\")\n";
+ std::clog << o("-b") << "toggle bookkeeping (\"virtual load\")"
+ << " [" << opt_helper::on_off(opt::bookkeeping) << "]\n";
std::clog << "\nApplication parameters\n";
std::clog << o("-c [fn,...]f0")
<< "polynomial factors for computation cost"
- << " (" << opt::comp_cost.to_string() << ")\n";
+ << " [" << opt::comp_cost.to_string() << "]\n";
std::clog << o("-C [fn,...]f0")
<< "polynomial factors for communication cost"
- << " (" << opt::comm_cost.to_string() << ")\n";
+ << " [" << opt::comm_cost.to_string() << "]\n";
std::clog << o("-s value")
<< "minimum duration between iterations"
- << " (" << opt::min_iter_duration << ")\n";
+ << " [" << opt::min_iter_duration << "]\n";
std::clog << "\nParameters for the end of the simulation\n";
std::clog << o("-i value")
- << "maximum number of comp. iterations, 0 for infinity"
- << " (" << opt::comp_maxiter << ")\n";
- std::clog << o("-I value")
<< "maximum number of lb. iterations, 0 for infinity"
- << " (" << opt::lb_maxiter << ")\n";
- std::clog << o("-e") << "exit on reception of \"close\" message\n";
+ << " [" << opt::lb_maxiter << "]\n";
+ std::clog << o("-I value")
+ << "maximum number of comp. iterations, 0 for infinity"
+ << " [" << opt::comp_maxiter << "]\n";
+ std::clog << o("-t value")
+ << "time limit (simulated time), 0 for infinity"
+ << " [" << opt::time_limit << "]\n";
+ std::clog << o("-e") << "toggle exit on reception of \"close\" message"
+ << " [" << opt_helper::on_off(opt::exit_on_close) << "]\n";
if (opt::help_requested < 3)
return;
