static void segvhandler(int signum, siginfo_t *siginfo, void *context)
{
if (siginfo->si_signo == SIGSEGV && siginfo->si_code == SEGV_ACCERR) {
- fprintf(stderr,
- "Access violation detected.\n"
- "This can result from a programming error in your code or, although less likely,\n"
- "from a bug in SimGrid itself. This can also be the sign of a bug in the OS or\n"
- "in third-party libraries. Failing hardware can sometimes generate such errors\n"
- "too.\n"
- "Finally, if nothing of the above applies, this can result from a stack overflow.\n"
- "Try to increase stack size with --cfg=contexts/stack_size (current size is %d KiB).\n",
+ fprintf(stderr, "Access violation detected.\n"
+ "This probably comes from a programming error in your code, or from a stack\n"
+ "overflow. If you are certain of your code, try increasing the stack size\n"
+ " --cfg=contexts/stack-size=XXX (current size is %d KiB).\n"
+ "\n"
+ "If it does not help, this may have one of the following causes:\n"
+ "a bug in SimGrid, a bug in the OS or a bug in a third-party libraries.\n"
+ "Failing hardware can sometimes generate such errors too.\n"
+ "\n"
+ "If you think you've found a bug in SimGrid, please report it along with a\n"
+ "Minimal Working Example (MWE) reproducing your problem and a full backtrace\n"
+ "of the fault captured with gdb or valgrind.\n",
smx_context_stack_size / 1024);
if (XBT_LOG_ISENABLED(simix_kernel, xbt_log_priority_debug)) {
fprintf(stderr, "siginfo = {si_signo = %d, si_errno = %d, si_code = %d, si_addr = %p}\n",
return xbt_heap_size(simix_timers) > 0 ? xbt_heap_maxkey(simix_timers) : -1.0;
}
-static void kill_process(smx_process_t process)
+static void kill_process(smx_actor_t process)
{
SIMIX_process_kill(process, nullptr);
}
namespace simgrid {
namespace simix {
+simgrid::xbt::signal<void()> onDeadlock;
+
XBT_PUBLIC(void) set_maestro(std::function<void()> code)
{
maestro_code = std::move(code);
void SIMIX_set_maestro(void (*code)(void*), void* data)
{
+#ifdef _WIN32
+ XBT_INFO("WARNING, SIMIX_set_maestro is believed to not work on windows. Please help us investigating this issue if you need that feature");
+#endif
maestro_code = std::bind(code, data);
}
simix_global = std::unique_ptr<simgrid::simix::Global>(new simgrid::simix::Global());
simgrid::simix::ActorImpl proc;
- simix_global->process_to_run = xbt_dynar_new(sizeof(smx_process_t), nullptr);
- simix_global->process_that_ran = xbt_dynar_new(sizeof(smx_process_t), nullptr);
+ simix_global->process_to_run = xbt_dynar_new(sizeof(smx_actor_t), nullptr);
+ simix_global->process_that_ran = xbt_dynar_new(sizeof(smx_actor_t), nullptr);
simix_global->process_list = xbt_swag_new(xbt_swag_offset(proc, process_hookup));
simix_global->process_to_destroy = xbt_swag_new(xbt_swag_offset(proc, destroy_hookup));
simix_global->maestro_process = nullptr;
sg_platf_init();
simgrid::surf::on_postparse.connect(SIMIX_post_create_environment);
simgrid::s4u::Host::onCreation.connect([](simgrid::s4u::Host& host) {
- SIMIX_host_create(&host);
+ host.extension_set<simgrid::simix::Host>(new simgrid::simix::Host());
});
- SIMIX_HOST_LEVEL = simgrid::s4u::Host::extension_create(SIMIX_host_destroy);
simgrid::surf::storageCreatedCallbacks.connect([](simgrid::surf::Storage* storage) {
const char* name = storage->getName();
static int process_syscall_color(void *p)
{
- switch ((*(smx_process_t *)p)->simcall.call) {
+ switch ((*(smx_actor_t *)p)->simcall.call) {
case SIMCALL_NONE:
case SIMCALL_PROCESS_KILL:
return 2;
}
double time = 0;
- smx_process_t process;
+ smx_actor_t process;
do {
XBT_DEBUG("New Schedule Round; size(queue)=%lu", xbt_dynar_length(simix_global->process_to_run));
} while (again);
/* Autorestart all process */
- char *hostname = nullptr;
- unsigned int iter;
- xbt_dynar_foreach(host_that_restart,iter,hostname) {
- XBT_INFO("Restart processes on host: %s",hostname);
- SIMIX_host_autorestart(sg_host_by_name(hostname));
+ for (auto host: host_that_restart) {
+ XBT_INFO("Restart processes on host %s", host->cname());
+ SIMIX_host_autorestart(host);
}
- xbt_dynar_reset(host_that_restart);
+ host_that_restart.clear();
/* Clean processes to destroy */
SIMIX_process_empty_trash();
XBT_DEBUG("### time %f, empty %d", time, xbt_dynar_is_empty(simix_global->process_to_run));
+ if (xbt_dynar_is_empty(simix_global->process_to_run) &&
+ xbt_swag_size(simix_global->process_list) != 0)
+ simgrid::simix::onDeadlock();
+
} while (time > -1.0 || !xbt_dynar_is_empty(simix_global->process_to_run));
if (xbt_swag_size(simix_global->process_list) != 0) {
- TRACE_end();
+ TRACE_end();
XBT_CRITICAL("Oops ! Deadlock or code not perfectly clean.");
SIMIX_display_process_status();
return;
}
- smx_process_t process = nullptr;
+ smx_actor_t process = nullptr;
int nbprocess = xbt_swag_size(simix_global->process_list);
XBT_INFO("%d processes are still running, waiting for something.", nbprocess);
break;
*/
- XBT_INFO("Process %lu (%s@%s): waiting for %s synchro %p (%s) in state %d to finish",
- process->pid, process->name.c_str(), sg_host_get_name(process->host),
- synchro_description, process->waiting_synchro,
- process->waiting_synchro->name.c_str(), (int)process->waiting_synchro->state);
+ XBT_INFO("Process %lu (%s@%s): waiting for %s synchro %p (%s) in state %d to finish", process->pid,
+ process->cname(), process->host->cname(), synchro_description, process->waiting_synchro,
+ process->waiting_synchro->name.c_str(), (int)process->waiting_synchro->state);
}
else {
- XBT_INFO("Process %lu (%s@%s)", process->pid, process->name.c_str(), sg_host_get_name(process->host));
+ XBT_INFO("Process %lu (%s@%s)", process->pid, process->cname(), process->host->cname());
}
}
}
-xbt_dict_t simcall_HANDLER_asr_get_properties(smx_simcall_t simcall, const char *name){
- return SIMIX_asr_get_properties(name);
-}
-xbt_dict_t SIMIX_asr_get_properties(const char *name)
-{
- return static_cast<xbt_dict_t>(xbt_lib_get_or_null(as_router_lib, name, ROUTING_PROP_ASR_LEVEL));
-}
-
int SIMIX_is_maestro()
{
return simix_global==nullptr /*SimDag*/|| SIMIX_process_self() == simix_global->maestro_process;