#include "simgrid/s4u.hpp"
+XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "Messages specific for this s4u example");
+
static int executor(std::vector<std::string> /*args*/)
{
/* this_actor::execute() tells SimGrid to pause the calling actor
* until its host has computed the amount of flops passed as a parameter */
- simgrid::s4u::this_actor::execute(100);
+ simgrid::s4u::this_actor::execute(98095);
+ XBT_INFO("Done.");
/* This simple example does not do anything beyond that */
return 0;
}
+static int privileged(std::vector<std::string> /*args*/)
+{
+ /* This version of this_actor::execute() specifies that this execution
+ * gets a larger share of the resource.
+ *
+ * Since the priority is 2, it computes twice as fast as a regular one.
+ *
+ * So instead of a half/half sharing between the two executions,
+ * we get a 1/3 vs 2/3 sharing. */
+ simgrid::s4u::this_actor::execute(98095, 2);
+ XBT_INFO("Done.");
+
+ /* Note that the timings printed when executing this example are a bit misleading,
+ * because the uneven sharing only last until the privileged actor ends.
+ * After this point, the unprivileged one gets 100% of the CPU and finishes
+ * quite quickly. */
+ return 0;
+}
+
int main(int argc, char *argv[])
{
simgrid::s4u::Engine e(&argc, argv);
e.loadPlatform(argv[1]);
simgrid::s4u::Actor::createActor("executor", simgrid::s4u::Host::by_name("Tremblay"), executor, args);
+ simgrid::s4u::Actor::createActor("privileged", simgrid::s4u::Host::by_name("Tremblay"), privileged, args);
e.run();