X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/dd96d5146134f3ff468a7835db49556c8e6225a5..097a9bcbcfefff811429ccce957affe18c332e41:/src/msg/msg_gos.cpp diff --git a/src/msg/msg_gos.cpp b/src/msg/msg_gos.cpp index d77e1b7b7e..6fe6cbd024 100644 --- a/src/msg/msg_gos.cpp +++ b/src/msg/msg_gos.cpp @@ -1,10 +1,12 @@ -/* Copyright (c) 2004-2018. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2004-2019. The SimGrid Team. All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it * under the terms of the license (GNU LGPL) which comes with this package. */ #include "simgrid/Exception.hpp" +#include +#include "simgrid/s4u/Comm.hpp" #include "simgrid/s4u/Mailbox.hpp" #include "src/instr/instr_private.hpp" #include "src/kernel/activity/ExecImpl.hpp" @@ -44,20 +46,20 @@ msg_error_t MSG_parallel_task_execute_with_timeout(msg_task_t task, double timeo e_smx_state_t comp_state; msg_error_t status = MSG_OK; - TRACE_msg_task_execute_start(task); - - xbt_assert((not simdata->compute) && not task->simdata->isused, + xbt_assert((not simdata->compute) && not task->simdata->is_used, "This task is executed somewhere else. Go fix your code!"); XBT_DEBUG("Computing on %s", MSG_process_get_name(MSG_process_self())); if (simdata->flops_amount <= 0.0 && not simdata->host_nb) { - TRACE_msg_task_execute_end(task); return MSG_OK; } + if (TRACE_actor_is_enabled()) + simgrid::instr::Container::by_name(instr_pid(MSG_process_self()))->get_state("ACTOR_STATE")->push_event("execute"); + try { - simdata->setUsed(); + simdata->set_used(); if (simdata->host_nb > 0) { simdata->compute = @@ -66,66 +68,41 @@ msg_error_t MSG_parallel_task_execute_with_timeout(msg_task_t task, double timeo simdata->bytes_parallel_amount, -1.0, timeout)); XBT_DEBUG("Parallel execution action created: %p", simdata->compute.get()); if (task->category != nullptr) - simcall_set_category(simdata->compute, task->category); + simgrid::simix::simcall([task] { task->simdata->compute->set_category(task->category); }); } else { - simdata->compute = boost::static_pointer_cast( - simcall_execution_start(task->name ?: "", task->category ?: "", simdata->flops_amount, simdata->priority, - simdata->bound, MSG_process_get_host(MSG_process_self()))); + sg_host_t host = MSG_process_get_host(MSG_process_self()); + simdata->compute = simgrid::simix::simcall([task, host] { + return simgrid::kernel::activity::ExecImplPtr( + new simgrid::kernel::activity::ExecImpl(task->name ?: "", task->category ?: "", + /*timeout_detector*/ nullptr, host)); + }); + /* checking for infinite values */ + xbt_assert(std::isfinite(simdata->flops_amount), "flops_amount is not finite!"); + xbt_assert(std::isfinite(simdata->priority), "priority is not finite!"); + + simdata->compute->start(simdata->flops_amount, simdata->priority, simdata->bound); } comp_state = simcall_execution_wait(simdata->compute); - simdata->setNotUsed(); + simdata->set_not_used(); XBT_DEBUG("Execution task '%s' finished in state %d", task->name, (int)comp_state); } catch (simgrid::HostFailureException& e) { status = MSG_HOST_FAILURE; } catch (simgrid::TimeoutError& e) { status = MSG_TIMEOUT; - } catch (xbt_ex& e) { - if (e.category == cancel_error) - status = MSG_TASK_CANCELED; - else - throw; + } catch (simgrid::CancelException& e) { + status = MSG_TASK_CANCELED; } /* action ended, set comm and compute = nullptr, the actions is already destroyed in the main function */ simdata->flops_amount = 0.0; simdata->comm = nullptr; simdata->compute = nullptr; - TRACE_msg_task_execute_end(task); - - return status; -} - -/** - * @brief Sleep for the specified number of seconds - * - * Makes the current process sleep until @a time seconds have elapsed. - * - * @param nb_sec a number of second - */ -msg_error_t MSG_process_sleep(double nb_sec) -{ - msg_error_t status = MSG_OK; - try { - simgrid::s4u::this_actor::sleep_for(nb_sec); - } catch (simgrid::HostFailureException& e) { - status = MSG_HOST_FAILURE; - } catch (xbt_ex& e) { - if (e.category == cancel_error) { - XBT_DEBUG("According to the JAVA API, a sleep call should only deal with HostFailureException, I'm lost."); - // adsein: MSG_TASK_CANCELED is assigned when someone kills the process that made the sleep, this is not - // correct. For instance, when the node is turned off, the error should be MSG_HOST_FAILURE, which is by the way - // and according to the JAVA document, the only exception that can be triggered by MSG_Process_sleep call. - // To avoid possible impacts in the code, I just raised a host_failure exception for the moment in the JAVA code - // and did not change anythings at the C level. - // See comment in the jmsg_process.c file, function JNIEXPORT void JNICALL Java_org_simgrid_msg_Process_sleep(JNIEnv *env, jclass cls, jlong jmillis, jint jnanos) - status = MSG_TASK_CANCELED; - } else - throw; - } + if (TRACE_actor_is_enabled()) + simgrid::instr::Container::by_name(instr_pid(MSG_process_self()))->get_state("ACTOR_STATE")->pop_event(); return status; } @@ -255,14 +232,11 @@ msg_error_t MSG_task_receive_ext_bounded(msg_task_t * task, const char *alias, d double rate) { XBT_DEBUG("MSG_task_receive_ext: Trying to receive a message on mailbox '%s'", alias); - simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(alias); msg_error_t ret = MSG_OK; /* We no longer support getting a task from a specific host */ if (host) THROW_UNIMPLEMENTED; - TRACE_msg_task_get_start(); - /* Sanity check */ xbt_assert(task, "Null pointer for the task storage"); @@ -271,36 +245,40 @@ msg_error_t MSG_task_receive_ext_bounded(msg_task_t * task, const char *alias, d /* Try to receive it by calling SIMIX network layer */ try { - simcall_comm_recv(MSG_process_self()->get_impl(), mailbox->get_impl(), task, nullptr, nullptr, nullptr, nullptr, - timeout, rate); - XBT_DEBUG("Got task %s from %s", (*task)->name, mailbox->get_cname()); - (*task)->simdata->setNotUsed(); + void* payload; + simgrid::s4u::Mailbox::by_name(alias) + ->get_init() + ->set_dst_data(&payload, sizeof(msg_task_t*)) + ->set_rate(rate) + ->wait_for(timeout); + *task = static_cast(payload); + XBT_DEBUG("Got task %s from %s", (*task)->name, alias); + (*task)->simdata->set_not_used(); } catch (simgrid::HostFailureException& e) { ret = MSG_HOST_FAILURE; } catch (simgrid::TimeoutError& e) { ret = MSG_TIMEOUT; + } catch (simgrid::CancelException& e) { + ret = MSG_TASK_CANCELED; } catch (xbt_ex& e) { - switch (e.category) { - case cancel_error: - ret = MSG_HOST_FAILURE; - break; - case network_error: + if (e.category == network_error) ret = MSG_TRANSFER_FAILURE; - break; - default: + else throw; - } } - if (ret != MSG_HOST_FAILURE && ret != MSG_TRANSFER_FAILURE && ret != MSG_TIMEOUT) { - TRACE_msg_task_get_end(*task); + if (TRACE_actor_is_enabled() && ret != MSG_HOST_FAILURE && ret != MSG_TRANSFER_FAILURE && ret != MSG_TIMEOUT) { + container_t process_container = simgrid::instr::Container::by_name(instr_pid(MSG_process_self())); + + std::string key = std::string("p") + std::to_string((*task)->counter); + simgrid::instr::Container::get_root()->get_link("ACTOR_TASK_LINK")->end_event(process_container, "SR", key); } return ret; } /* Internal function used to factorize code between MSG_task_isend(), MSG_task_isend_bounded(), and MSG_task_dsend(). */ -static inline msg_comm_t MSG_task_isend_internal(msg_task_t task, const char* alias, - void_f_pvoid_t cleanup, int detached) +static inline msg_comm_t MSG_task_isend_internal(msg_task_t task, const char* alias, void_f_pvoid_t cleanup, + bool detached) { simdata_task_t t_simdata = nullptr; msg_process_t myself = MSG_process_self(); @@ -311,26 +289,26 @@ static inline msg_comm_t MSG_task_isend_internal(msg_task_t task, const char* al t_simdata = task->simdata; t_simdata->sender = myself; t_simdata->source = MSG_host_self(); - t_simdata->setUsed(); + t_simdata->set_used(); t_simdata->comm = nullptr; msg_global->sent_msg++; - /* Send it by calling SIMIX network layer */ - smx_activity_t act = - simcall_comm_isend(myself->get_impl(), mailbox->get_impl(), t_simdata->bytes_amount, t_simdata->rate, task, - sizeof(void*), nullptr, cleanup, nullptr, nullptr, detached); - t_simdata->comm = boost::static_pointer_cast(act); + simgrid::s4u::CommPtr comm = mailbox->put_init(task, t_simdata->bytes_amount)->set_rate(t_simdata->rate); + t_simdata->comm = comm; + if (detached) + comm->detach(cleanup); + else + comm->start(); - msg_comm_t comm = nullptr; + msg_comm_t msg_comm = nullptr; if (not detached) { - comm = new simgrid::msg::Comm(task, nullptr, act); + msg_comm = new simgrid::msg::Comm(task, nullptr, comm); } - if (TRACE_is_enabled()) - simcall_set_category(act, task->category); - TRACE_msg_task_put_end(); + if (TRACE_is_enabled() && task->category != nullptr) + simgrid::simix::simcall([comm, task] { comm->get_impl()->set_category(task->category); }); - return comm; + return msg_comm; } /** @@ -344,7 +322,7 @@ static inline msg_comm_t MSG_task_isend_internal(msg_task_t task, const char* al */ msg_comm_t MSG_task_isend(msg_task_t task, const char *alias) { - return MSG_task_isend_internal(task, alias, nullptr, 0); + return MSG_task_isend_internal(task, alias, nullptr, false); } /** @@ -361,7 +339,7 @@ msg_comm_t MSG_task_isend(msg_task_t task, const char *alias) msg_comm_t MSG_task_isend_bounded(msg_task_t task, const char *alias, double maxrate) { task->simdata->rate = maxrate; - return MSG_task_isend_internal(task, alias, nullptr, 0); + return MSG_task_isend_internal(task, alias, nullptr, false); } /** @@ -381,7 +359,7 @@ msg_comm_t MSG_task_isend_bounded(msg_task_t task, const char *alias, double max */ void MSG_task_dsend(msg_task_t task, const char *alias, void_f_pvoid_t cleanup) { - msg_comm_t XBT_ATTRIB_UNUSED comm = MSG_task_isend_internal(task, alias, cleanup, 1); + msg_comm_t XBT_ATTRIB_UNUSED comm = MSG_task_isend_internal(task, alias, cleanup, true); xbt_assert(comm == nullptr); } @@ -454,8 +432,7 @@ msg_comm_t MSG_task_irecv_bounded(msg_task_t *task, const char *name, double rat /* Try to receive it by calling SIMIX network layer */ msg_comm_t comm = new simgrid::msg::Comm( - nullptr, task, - simcall_comm_irecv(SIMIX_process_self(), mbox->get_impl(), task, nullptr, nullptr, nullptr, nullptr, rate)); + nullptr, task, mbox->get_init()->set_dst_data((void**)task, sizeof(msg_task_t*))->set_rate(rate)->start()); return comm; } @@ -473,14 +450,17 @@ int MSG_comm_test(msg_comm_t comm) bool finished = false; try { - finished = simcall_comm_test(comm->s_comm); + finished = comm->s_comm->test(); if (finished && comm->task_received != nullptr) { /* I am the receiver */ - (*comm->task_received)->simdata->setNotUsed(); + (*comm->task_received)->simdata->set_not_used(); } } catch (simgrid::TimeoutError& e) { comm->status = MSG_TIMEOUT; finished = true; + } catch (simgrid::CancelException& e) { + comm->status = MSG_TASK_CANCELED; + finished = true; } catch (xbt_ex& e) { if (e.category == network_error) { @@ -506,12 +486,12 @@ int MSG_comm_testany(xbt_dynar_t comms) int finished_index = -1; /* Create the equivalent array with SIMIX objects: */ - std::vector s_comms; + std::vector s_comms; s_comms.reserve(xbt_dynar_length(comms)); msg_comm_t comm; unsigned int cursor; xbt_dynar_foreach(comms, cursor, comm) { - s_comms.push_back(comm->s_comm); + s_comms.push_back(static_cast(comm->s_comm->get_impl().get())); } msg_error_t status = MSG_OK; @@ -520,6 +500,9 @@ int MSG_comm_testany(xbt_dynar_t comms) } catch (simgrid::TimeoutError& e) { finished_index = e.value; status = MSG_TIMEOUT; + } catch (simgrid::CancelException& e) { + finished_index = e.value; + status = MSG_TASK_CANCELED; } catch (xbt_ex& e) { if (e.category != network_error) @@ -535,7 +518,7 @@ int MSG_comm_testany(xbt_dynar_t comms) if (status == MSG_OK && comm->task_received != nullptr) { /* I am the receiver */ - (*comm->task_received)->simdata->setNotUsed(); + (*comm->task_received)->simdata->set_not_used(); } } @@ -559,16 +542,18 @@ void MSG_comm_destroy(msg_comm_t comm) msg_error_t MSG_comm_wait(msg_comm_t comm, double timeout) { try { - simcall_comm_wait(comm->s_comm, timeout); + comm->s_comm->wait_for(timeout); if (comm->task_received != nullptr) { /* I am the receiver */ - (*comm->task_received)->simdata->setNotUsed(); + (*comm->task_received)->simdata->set_not_used(); } /* FIXME: these functions are not traceable */ } catch (simgrid::TimeoutError& e) { comm->status = MSG_TIMEOUT; + } catch (simgrid::CancelException& e) { + comm->status = MSG_TASK_CANCELED; } catch (xbt_ex& e) { if (e.category == network_error) @@ -601,23 +586,24 @@ int MSG_comm_waitany(xbt_dynar_t comms) { int finished_index = -1; - /* create the equivalent dynar with SIMIX objects */ - xbt_dynar_t s_comms = xbt_dynar_new(sizeof(smx_activity_t), [](void*ptr){ - intrusive_ptr_release(*(simgrid::kernel::activity::ActivityImpl**)ptr); - }); + /* Create the equivalent array with SIMIX objects: */ + std::vector s_comms; + s_comms.reserve(xbt_dynar_length(comms)); msg_comm_t comm; unsigned int cursor; xbt_dynar_foreach(comms, cursor, comm) { - intrusive_ptr_add_ref(comm->s_comm.get()); - xbt_dynar_push_as(s_comms, simgrid::kernel::activity::ActivityImpl*, comm->s_comm.get()); + s_comms.push_back(static_cast(comm->s_comm->get_impl().get())); } msg_error_t status = MSG_OK; try { - finished_index = simcall_comm_waitany(s_comms, -1); + finished_index = simcall_comm_waitany(s_comms.data(), s_comms.size(), -1); } catch (simgrid::TimeoutError& e) { finished_index = e.value; status = MSG_TIMEOUT; + } catch (simgrid::CancelException& e) { + finished_index = e.value; + status = MSG_TASK_CANCELED; } catch(xbt_ex& e) { if (e.category == network_error) { @@ -629,7 +615,6 @@ int MSG_comm_waitany(xbt_dynar_t comms) } xbt_assert(finished_index != -1, "WaitAny returned -1"); - xbt_dynar_free(&s_comms); comm = xbt_dynar_get_as(comms, finished_index, msg_comm_t); /* the communication is finished */ @@ -637,7 +622,7 @@ int MSG_comm_waitany(xbt_dynar_t comms) if (comm->task_received != nullptr) { /* I am the receiver */ - (*comm->task_received)->simdata->setNotUsed(); + (*comm->task_received)->simdata->set_not_used(); } return finished_index; @@ -668,21 +653,18 @@ msg_task_t MSG_comm_get_task(msg_comm_t comm) /** * @brief This function is called by SIMIX in kernel mode to copy the data of a comm. - * @param synchro the comm + * @param comm the comm * @param buff the data copied * @param buff_size size of the buffer */ -void MSG_comm_copy_data_from_SIMIX(smx_activity_t synchro, void* buff, size_t buff_size) +void MSG_comm_copy_data_from_SIMIX(simgrid::kernel::activity::CommImpl* comm, void* buff, size_t buff_size) { - simgrid::kernel::activity::CommImplPtr comm = - boost::static_pointer_cast(synchro); - SIMIX_comm_copy_pointer_callback(comm, buff, buff_size); // notify the user callback if any if (msg_global->task_copy_callback) { msg_task_t task = static_cast(buff); - msg_global->task_copy_callback(task, comm->src_proc->ciface(), comm->dst_proc->ciface()); + msg_global->task_copy_callback(task, comm->src_actor_->ciface(), comm->dst_actor_->ciface()); } } @@ -744,51 +726,40 @@ msg_error_t MSG_task_send_bounded(msg_task_t task, const char *alias, double max msg_error_t MSG_task_send_with_timeout(msg_task_t task, const char *alias, double timeout) { msg_error_t ret = MSG_OK; - simdata_task_t t_simdata = nullptr; - msg_process_t process = MSG_process_self(); - simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::by_name(alias); TRACE_msg_task_put_start(task); /* Prepare the task to send */ - t_simdata = task->simdata; - t_simdata->sender = process; + simdata_task_t t_simdata = task->simdata; + t_simdata->sender = MSG_process_self(); t_simdata->source = MSG_host_self(); + t_simdata->set_used(); - t_simdata->setUsed(); - - t_simdata->comm = nullptr; msg_global->sent_msg++; - /* Try to send it by calling SIMIX network layer */ + /* Try to send it */ try { - smx_activity_t comm = nullptr; /* MC needs the comm to be set to nullptr during the simix call */ - comm = simcall_comm_isend(SIMIX_process_self(), mailbox->get_impl(), t_simdata->bytes_amount, t_simdata->rate, task, - sizeof(void*), nullptr, nullptr, nullptr, nullptr, 0); + simgrid::s4u::CommPtr comm = + simgrid::s4u::Mailbox::by_name(alias)->put_init(task, t_simdata->bytes_amount)->set_rate(t_simdata->rate); + t_simdata->comm = comm; + comm->start(); if (TRACE_is_enabled() && task->category != nullptr) - simcall_set_category(comm, task->category); - t_simdata->comm = boost::static_pointer_cast(comm); - simcall_comm_wait(comm, timeout); + simgrid::simix::simcall([comm, task] { comm->get_impl()->set_category(task->category); }); + comm->wait_for(timeout); } catch (simgrid::TimeoutError& e) { ret = MSG_TIMEOUT; - } - catch (xbt_ex& e) { - switch (e.category) { - case cancel_error: - ret = MSG_HOST_FAILURE; - break; - case network_error: + } catch (simgrid::CancelException& e) { + ret = MSG_HOST_FAILURE; + } catch (xbt_ex& e) { + if (e.category == network_error) ret = MSG_TRANSFER_FAILURE; - break; - default: + else throw; - } /* If the send failed, it is not used anymore */ - t_simdata->setNotUsed(); + t_simdata->set_not_used(); } - TRACE_msg_task_put_end(); return ret; } @@ -826,14 +797,9 @@ msg_error_t MSG_task_send_with_timeout_bounded(msg_task_t task, const char *alia */ int MSG_task_listen_from(const char *alias) { - simgrid::s4u::MailboxPtr mbox = simgrid::s4u::Mailbox::by_name(alias); - simgrid::kernel::activity::CommImplPtr comm = - boost::static_pointer_cast(mbox->front()); - - if (not comm) - return -1; + simgrid::kernel::activity::CommImplPtr comm = simgrid::s4u::Mailbox::by_name(alias)->front(); - return MSG_process_get_PID(static_cast(comm->src_buff)->simdata->sender); + return comm ? MSG_process_get_PID(static_cast(comm->src_buff_)->simdata->sender) : -1; } /** @@ -853,7 +819,18 @@ int MSG_task_listen_from(const char *alias) */ void MSG_task_set_category (msg_task_t task, const char *category) { - TRACE_msg_set_task_category (task, category); + xbt_assert(task->category == nullptr, "Task %p(%s) already has a category (%s).", task, task->name, task->category); + + // if user provides a nullptr category, task is no longer traced + if (category == nullptr) { + xbt_free(task->category); + task->category = nullptr; + XBT_DEBUG("MSG task %p(%s), category removed", task, task->name); + } else { + // set task category + task->category = xbt_strdup(category); + XBT_DEBUG("MSG task %p(%s), category %s", task, task->name, task->category); + } } /**