/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */ /* * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana * University Research and Technology * Corporation. All rights reserved. * Copyright (c) 2004-2009 The University of Tennessee and The University * of Tennessee Research Foundation. All rights * reserved. * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart, * University of Stuttgart. All rights reserved. * Copyright (c) 2004-2005 The Regents of the University of California. * All rights reserved. * Copyright (c) 2007-2010 Cisco Systems, Inc. All rights reserved. * Copyright (c) 2010 Oracle and/or its affiliates. All rights reserved * Copyright (c) 2013 Los Alamos National Security, LLC. All rights * reserved. * $COPYRIGHT$ * * Additional copyrights may follow * * $HEADER$ */ #include "ompi_config.h" #include "opal/mca/event/event.h" #include "mpi.h" #include "ompi/runtime/params.h" #include "ompi/mca/pml/pml.h" #include "ompi/mca/pml/base/pml_base_bsend.h" #include "pml_ob1.h" #include "pml_ob1_hdr.h" #include "pml_ob1_sendreq.h" #include "pml_ob1_recvreq.h" #include "pml_ob1_rdmafrag.h" #include "pml_ob1_recvfrag.h" #include "ompi/mca/bml/base/base.h" #include "pml_ob1_component.h" #include "opal/mca/allocator/base/base.h" #include "opal/mca/base/mca_base_pvar.h" #include "opal/runtime/opal_params.h" OBJ_CLASS_INSTANCE( mca_pml_ob1_pckt_pending_t, ompi_free_list_item_t, NULL, NULL ); static int mca_pml_ob1_component_register(void); static int mca_pml_ob1_component_open(void); static int mca_pml_ob1_component_close(void); static mca_pml_base_module_t* mca_pml_ob1_component_init( int* priority, bool enable_progress_threads, bool enable_mpi_threads ); static int mca_pml_ob1_component_fini(void); int mca_pml_ob1_output = 0; static int mca_pml_ob1_verbose = 0; mca_pml_base_component_2_0_0_t mca_pml_ob1_component = { /* First, the mca_base_component_t struct containing meta information about the component itself */ { MCA_PML_BASE_VERSION_2_0_0, "ob1", /* MCA component name */ OMPI_MAJOR_VERSION, /* MCA component major version */ OMPI_MINOR_VERSION, /* MCA component minor version */ OMPI_RELEASE_VERSION, /* MCA component release version */ mca_pml_ob1_component_open, /* component open */ mca_pml_ob1_component_close, /* component close */ NULL, mca_pml_ob1_component_register }, { /* The component is checkpoint ready */ MCA_BASE_METADATA_PARAM_CHECKPOINT }, mca_pml_ob1_component_init, /* component init */ mca_pml_ob1_component_fini /* component finalize */ }; void *mca_pml_ob1_seg_alloc( struct mca_mpool_base_module_t* mpool, size_t* size, mca_mpool_base_registration_t** registration); void mca_pml_ob1_seg_free( struct mca_mpool_base_module_t* mpool, void* segment ); static inline int mca_pml_ob1_param_register_int( const char* param_name, int default_value, int *storage) { *storage = default_value; (void) mca_base_component_var_register(&mca_pml_ob1_component.pmlm_version, param_name, NULL, MCA_BASE_VAR_TYPE_INT, NULL, 0, 0, OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_READONLY, storage); return *storage; } static inline unsigned int mca_pml_ob1_param_register_uint( const char* param_name, unsigned int default_value, unsigned int *storage) { *storage = default_value; (void) mca_base_component_var_register(&mca_pml_ob1_component.pmlm_version, param_name, NULL, MCA_BASE_VAR_TYPE_UNSIGNED_INT, NULL, 0, 0, OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_READONLY, storage); return *storage; } static inline size_t mca_pml_ob1_param_register_sizet( const char* param_name, size_t default_value, size_t *storage) { *storage = default_value; (void) mca_base_component_var_register(&mca_pml_ob1_component.pmlm_version, param_name, NULL, MCA_BASE_VAR_TYPE_SIZE_T, NULL, 0, 0, OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_READONLY, storage); return *storage; } static int mca_pml_ob1_comm_size_notify (mca_base_pvar_t *pvar, mca_base_pvar_event_t event, void *obj_handle, int *count) { if (MCA_BASE_PVAR_HANDLE_BIND == event) { /* Return the size of the communicator as the number of values */ *count = ompi_comm_size ((ompi_communicator_t *) obj_handle); } return OMPI_SUCCESS; } static int mca_pml_ob1_get_unex_msgq_size (const struct mca_base_pvar_t *pvar, void *value, void *obj_handle) { ompi_communicator_t *comm = (ompi_communicator_t *) obj_handle; mca_pml_ob1_comm_t *pml_comm = comm->c_pml_comm; int comm_size = ompi_comm_size (comm); unsigned *values = (unsigned *) value; mca_pml_ob1_comm_proc_t *pml_proc; int i; for (i = 0 ; i < comm_size ; ++i) { pml_proc = pml_comm->procs + i; values[i] = opal_list_get_size (&pml_proc->unexpected_frags); } return OMPI_SUCCESS; } static int mca_pml_ob1_get_posted_recvq_size (const struct mca_base_pvar_t *pvar, void *value, void *obj_handle) { ompi_communicator_t *comm = (ompi_communicator_t *) obj_handle; mca_pml_ob1_comm_t *pml_comm = comm->c_pml_comm; int comm_size = ompi_comm_size (comm); unsigned *values = (unsigned *) value; mca_pml_ob1_comm_proc_t *pml_proc; int i; for (i = 0 ; i < comm_size ; ++i) { pml_proc = pml_comm->procs + i; values[i] = opal_list_get_size (&pml_proc->specific_receives); } return OMPI_SUCCESS; } static int mca_pml_ob1_component_register(void) { mca_pml_ob1_param_register_int("verbose", 0, &mca_pml_ob1_verbose); mca_pml_ob1_param_register_int("free_list_num", 4, &mca_pml_ob1.free_list_num); mca_pml_ob1_param_register_int("free_list_max", -1, &mca_pml_ob1.free_list_max); mca_pml_ob1_param_register_int("free_list_inc", 64, &mca_pml_ob1.free_list_inc); mca_pml_ob1_param_register_int("priority", 20, &mca_pml_ob1.priority); mca_pml_ob1_param_register_sizet("send_pipeline_depth", 3, &mca_pml_ob1.send_pipeline_depth); mca_pml_ob1_param_register_sizet("recv_pipeline_depth", 4, &mca_pml_ob1.recv_pipeline_depth); /* NTH: we can get into a live-lock situation in the RDMA failure path so disable RDMA retries for now. Falling back to send may suck but it is better than hanging */ mca_pml_ob1.rdma_retries_limit = 0; /* mca_pml_ob1_param_register_sizet("rdma_retries_limit", 5, &mca_pml_ob1.rdma_retries_limit); */ mca_pml_ob1_param_register_int("max_rdma_per_request", 4, &mca_pml_ob1.max_rdma_per_request); mca_pml_ob1_param_register_int("max_send_per_range", 4, &mca_pml_ob1.max_send_per_range); mca_pml_ob1_param_register_uint("unexpected_limit", 128, &mca_pml_ob1.unexpected_limit); mca_pml_ob1.allocator_name = "bucket"; (void) mca_base_component_var_register(&mca_pml_ob1_component.pmlm_version, "allocator", "Name of allocator component for unexpected messages", MCA_BASE_VAR_TYPE_STRING, NULL, 0, 0, OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_READONLY, &mca_pml_ob1.allocator_name); (void) mca_base_pvar_register ("ompi", "pml", "ob1", "unexpected_msgq_length", "Number of unexpected messages " "received by each peer in a communicator", OPAL_INFO_LVL_4, MPI_T_PVAR_CLASS_SIZE, MCA_BASE_VAR_TYPE_UNSIGNED_INT, NULL, MPI_T_BIND_MPI_COMM, MCA_BASE_PVAR_FLAG_READONLY | MCA_BASE_PVAR_FLAG_CONTINUOUS, mca_pml_ob1_get_unex_msgq_size, NULL, mca_pml_ob1_comm_size_notify, NULL); (void) mca_base_pvar_register ("ompi", "pml", "ob1", "posted_recvq_length", "Number of unmatched receives " "posted for each peer in a communicator", OPAL_INFO_LVL_4, MPI_T_PVAR_CLASS_SIZE, MCA_BASE_VAR_TYPE_UNSIGNED_INT, NULL, MPI_T_BIND_MPI_COMM, MCA_BASE_PVAR_FLAG_READONLY | MCA_BASE_PVAR_FLAG_CONTINUOUS, mca_pml_ob1_get_posted_recvq_size, NULL, mca_pml_ob1_comm_size_notify, NULL); return OMPI_SUCCESS; } static int mca_pml_ob1_component_open(void) { mca_pml_ob1_output = opal_output_open(NULL); opal_output_set_verbosity(mca_pml_ob1_output, mca_pml_ob1_verbose); mca_pml_ob1.enabled = false; return mca_base_framework_open(&ompi_bml_base_framework, 0); } static int mca_pml_ob1_component_close(void) { int rc; if (OMPI_SUCCESS != (rc = mca_base_framework_close(&ompi_bml_base_framework))) { return rc; } opal_output_close(mca_pml_ob1_output); return OMPI_SUCCESS; } static mca_pml_base_module_t* mca_pml_ob1_component_init( int* priority, bool enable_progress_threads, bool enable_mpi_threads ) { mca_allocator_base_component_t* allocator_component; opal_output_verbose( 10, mca_pml_ob1_output, "in ob1, my priority is %d\n", mca_pml_ob1.priority); if((*priority) > mca_pml_ob1.priority) { *priority = mca_pml_ob1.priority; return NULL; } *priority = mca_pml_ob1.priority; allocator_component = mca_allocator_component_lookup( mca_pml_ob1.allocator_name ); if(NULL == allocator_component) { opal_output(0, "mca_pml_ob1_component_init: can't find allocator: %s\n", mca_pml_ob1.allocator_name); return NULL; } mca_pml_ob1.allocator = allocator_component->allocator_init(true, mca_pml_ob1_seg_alloc, mca_pml_ob1_seg_free, NULL); if(NULL == mca_pml_ob1.allocator) { opal_output(0, "mca_pml_ob1_component_init: unable to initialize allocator\n"); return NULL; } if(OMPI_SUCCESS != mca_bml_base_init( enable_progress_threads, enable_mpi_threads)) { return NULL; } /* Set this here (vs in component_open()) because opal_leave_pinned* may have been set after MCA params were read (e.g., by the openib btl) */ mca_pml_ob1.leave_pinned = (1 == opal_leave_pinned); mca_pml_ob1.leave_pinned_pipeline = (int) opal_leave_pinned_pipeline; return &mca_pml_ob1.super; } int mca_pml_ob1_component_fini(void) { int rc; /* Shutdown BML */ if(OMPI_SUCCESS != (rc = mca_bml.bml_finalize())) return rc; if(!mca_pml_ob1.enabled) return OMPI_SUCCESS; /* never selected.. return success.. */ mca_pml_ob1.enabled = false; /* not anymore */ OBJ_DESTRUCT(&mca_pml_ob1.rdma_pending); OBJ_DESTRUCT(&mca_pml_ob1.pckt_pending); OBJ_DESTRUCT(&mca_pml_ob1.recv_pending); OBJ_DESTRUCT(&mca_pml_ob1.send_pending); OBJ_DESTRUCT(&mca_pml_ob1.non_existing_communicator_pending); OBJ_DESTRUCT(&mca_pml_ob1.buffers); OBJ_DESTRUCT(&mca_pml_ob1.pending_pckts); OBJ_DESTRUCT(&mca_pml_ob1.recv_frags); OBJ_DESTRUCT(&mca_pml_ob1.rdma_frags); OBJ_DESTRUCT(&mca_pml_ob1.lock); OBJ_DESTRUCT(&mca_pml_ob1.send_ranges); if( NULL != mca_pml_ob1.allocator ) { (void)mca_pml_ob1.allocator->alc_finalize(mca_pml_ob1.allocator); mca_pml_ob1.allocator = NULL; } #if 0 if (mca_pml_base_send_requests.fl_num_allocated != mca_pml_base_send_requests.super.opal_list_length) { opal_output(0, "ob1 send requests: %d allocated %d returned\n", mca_pml_base_send_requests.fl_num_allocated, mca_pml_base_send_requests.super.opal_list_length); } if (mca_pml_base_recv_requests.fl_num_allocated != mca_pml_base_recv_requests.super.opal_list_length) { opal_output(0, "ob1 recv requests: %d allocated %d returned\n", mca_pml_base_recv_requests.fl_num_allocated, mca_pml_base_recv_requests.super.opal_list_length); } #endif return OMPI_SUCCESS; } void *mca_pml_ob1_seg_alloc( struct mca_mpool_base_module_t* mpool, size_t* size, mca_mpool_base_registration_t** registration) { return malloc(*size); } void mca_pml_ob1_seg_free( struct mca_mpool_base_module_t* mpool, void* segment ) { free(segment); }