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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2021 Mellanox Technologies. All rights reserved.
* Copyright (c) 2022 NVIDIA Corporation. All rights reserved.
* Copyright (c) 2024 NVIDIA CORPORATION. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "coll_ucc.h"
#include "coll_ucc_dtypes.h"
#include "opal/util/argv.h"
static int mca_coll_ucc_open(void);
static int mca_coll_ucc_close(void);
static int mca_coll_ucc_register(void);
int mca_coll_ucc_output = -1;
mca_coll_ucc_component_t mca_coll_ucc_component = {
/* First, the mca_component_t struct containing meta information
about the component */
{
.collm_version = {
MCA_COLL_BASE_VERSION_2_4_0,
/* Component name and version */
.mca_component_name = "ucc",
MCA_BASE_MAKE_VERSION(component, OMPI_MAJOR_VERSION, OMPI_MINOR_VERSION,
OMPI_RELEASE_VERSION),
/* Component open and close functions */
.mca_open_component = mca_coll_ucc_open,
.mca_close_component = mca_coll_ucc_close,
.mca_register_component_params = mca_coll_ucc_register,
.mca_query_component = NULL,
},
.collm_data = {
/* The component is not checkpoint ready */
MCA_BASE_METADATA_PARAM_NONE
},
/* Initialization / querying functions */
.collm_init_query = mca_coll_ucc_init_query,
.collm_comm_query = mca_coll_ucc_comm_query,
},
10, /* ucc_priority */
0, /* ucc_verbose */
0, /* ucc_enable */
2, /* ucc_np */
"", /* cls */
COLL_UCC_CTS_STR, /* requested coll_types string */
UCC_VERSION_STRING /* ucc version */
};
static int mca_coll_ucc_register(void)
{
mca_coll_ucc_component_t *cm = &mca_coll_ucc_component;
mca_base_component_t *c = &cm->super.collm_version;
mca_base_component_var_register(c, "priority", "Priority of the UCC coll component",
MCA_BASE_VAR_TYPE_INT, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_ALL, &cm->ucc_priority);
mca_base_component_var_register(c, "verbose", "Verbose level of the UCC coll component",
MCA_BASE_VAR_TYPE_INT, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_ALL, &cm->ucc_verbose);
mca_base_component_var_register(c, "enable", "[0|1] Enable/Disable the UCC coll component",
MCA_BASE_VAR_TYPE_INT, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_ALL, &cm->ucc_enable);
mca_base_component_var_register(c, "np", "Minimal communicator size for the UCC coll component",
MCA_BASE_VAR_TYPE_INT, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_ALL, &cm->ucc_np);
mca_base_component_var_register(c, MCA_COMPILETIME_VER,
"Version of the libucc library with which Open MPI was compiled",
MCA_BASE_VAR_TYPE_VERSION_STRING, NULL, 0, 0,
OPAL_INFO_LVL_3, MCA_BASE_VAR_SCOPE_READONLY,
&cm->compiletime_version);
mca_base_component_var_register(c, MCA_RUNTIME_VER,
"Version of the libucc library with which Open MPI is running",
MCA_BASE_VAR_TYPE_VERSION_STRING, NULL, 0, 0,
OPAL_INFO_LVL_3, MCA_BASE_VAR_SCOPE_READONLY,
&cm->runtime_version);
cm->cls = "";
mca_base_component_var_register(c, "cls",
"Comma separated list of UCC CLS to be used for team creation",
MCA_BASE_VAR_TYPE_STRING, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_6, MCA_BASE_VAR_SCOPE_ALL, &cm->cls);
cm->cts = COLL_UCC_CTS_STR;
mca_base_component_var_register(c, "cts",
"Comma separated list of UCC coll types to be enabled",
MCA_BASE_VAR_TYPE_STRING, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_6, MCA_BASE_VAR_SCOPE_ALL, &cm->cts);
return OMPI_SUCCESS;
}
static ucc_coll_type_t mca_coll_ucc_str_to_type(const char *str)
{
if (0 == strcasecmp(str, "barrier")) {
return UCC_COLL_TYPE_BARRIER;
} else if (0 == strcasecmp(str, "bcast")) {
return UCC_COLL_TYPE_BCAST;
} else if (0 == strcasecmp(str, "allreduce")) {
return UCC_COLL_TYPE_ALLREDUCE;
} else if (0 == strcasecmp(str, "alltoall")) {
return UCC_COLL_TYPE_ALLTOALL;
} else if (0 == strcasecmp(str, "alltoallv")) {
return UCC_COLL_TYPE_ALLTOALLV;
} else if (0 == strcasecmp(str, "allgather")) {
return UCC_COLL_TYPE_ALLGATHER;
} else if (0 == strcasecmp(str, "allgatherv")) {
return UCC_COLL_TYPE_ALLGATHERV;
} else if (0 == strcasecmp(str, "reduce")) {
return UCC_COLL_TYPE_REDUCE;
} else if (0 == strcasecmp(str, "gather")) {
return UCC_COLL_TYPE_GATHER;
} else if (0 == strcasecmp(str, "gatherv")) {
return UCC_COLL_TYPE_GATHERV;
} else if (0 == strcasecmp(str, "reduce_scatter_block")) {
return UCC_COLL_TYPE_REDUCE_SCATTER;
} else if (0 == strcasecmp(str, "reduce_scatter")) {
return UCC_COLL_TYPE_REDUCE_SCATTERV;
} else if (0 == strcasecmp(str, "scatterv")) {
return UCC_COLL_TYPE_SCATTERV;
} else if (0 == strcasecmp(str, "scatter")) {
return UCC_COLL_TYPE_SCATTER;
}
UCC_ERROR("incorrect value for cts: %s, allowed: %s",
str, COLL_UCC_CTS_STR);
return UCC_COLL_TYPE_LAST;
}
static void mca_coll_ucc_init_default_cts(void)
{
mca_coll_ucc_component_t *cm = &mca_coll_ucc_component;
bool disable;
char** cts;
int n_cts, i;
char* str;
ucc_coll_type_t *ct, c;
disable = (cm->cts[0] == '^') ? true : false;
cts = opal_argv_split(disable ? (cm->cts + 1) : cm->cts, ',');
n_cts = opal_argv_count(cts);
cm->cts_requested = disable ? COLL_UCC_CTS : 0;
cm->nb_cts_requested = disable ? COLL_UCC_CTS : 0;
for (i = 0; i < n_cts; i++) {
if (('i' == cts[i][0]) || ('I' == cts[i][0])) {
/* non blocking collective setting */
str = cts[i] + 1;
ct = &cm->nb_cts_requested;
} else {
str = cts[i];
ct = &cm->cts_requested;
}
c = mca_coll_ucc_str_to_type(str);
if (UCC_COLL_TYPE_LAST == c) {
*ct = COLL_UCC_CTS;
break;
}
if (disable) {
(*ct) &= ~c;
} else {
(*ct) |= c;
}
}
opal_argv_free(cts);
}
static int mca_coll_ucc_open(void)
{
mca_coll_ucc_component_t *cm = &mca_coll_ucc_component;
mca_coll_ucc_output = opal_output_open(NULL);
cm->libucc_initialized = false;
opal_output_set_verbosity(mca_coll_ucc_output, cm->ucc_verbose);
mca_coll_ucc_init_default_cts();
return OMPI_SUCCESS;
}
static int mca_coll_ucc_close(void)
{
return OMPI_SUCCESS;
}
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