Add sendrecv benchmark

[ROCm/rccl-tests commit: 0d7c4db33e]

projects/rccl-tests/src/Makefile

@@ -54,7 +54,7 @@ HIPLDFLAGS   += $(LIBRARIES:%=-l%)
 DST_DIR := $(BUILDDIR)
 SRC_FILES := $(wildcard *.cu)
 OBJ_FILES := $(SRC_FILES:%.cu=${DST_DIR}/%.o)
-BIN_FILES_LIST := all_reduce all_gather broadcast reduce_scatter reduce alltoall gather scatter
+BIN_FILES_LIST := all_reduce all_gather broadcast reduce_scatter reduce alltoall gather scatter sendrecv
 BIN_FILES := $(BIN_FILES_LIST:%=${DST_DIR}/%_perf)
 
 build: ${BIN_FILES}

projects/rccl-tests/src/sendrecv.cu

@@ -0,0 +1,112 @@
+/*************************************************************************
+ * Copyright (c) 2015-2016, NVIDIA CORPORATION. All rights reserved.
+ * Modifications Copyright (c) 2019 Advanced Micro Devices, Inc. All rights reserved.
+ *
+ * See LICENSE.txt for license information
+ ************************************************************************/
+
+#include <hip/hip_runtime.h>
+#include "common.h"
+
+void print_header() {
+  PRINT("# %10s  %12s  %6s            out-of-place                       in-place          \n", "", "", "");
+  PRINT("# %10s  %12s  %6s  %7s  %6s  %6s  %5s  %7s  %6s  %6s  %5s\n", "size", "count", "type",
+        "time", "algbw", "busbw", "error", "time", "algbw", "busbw", "error");
+  PRINT("# %10s  %12s  %6s  %7s  %6s  %6s  %5s  %7s  %6s  %6s  %5s\n", "(B)", "(elements)", "",
+        "(us)", "(GB/s)", "(GB/s)", "", "(us)", "(GB/s)", "(GB/s)", "");
+}
+
+void print_line_header (size_t size, size_t count, const char *typeName, const char *opName, int root) {
+  PRINT("%12li  %12li  %6s", size, count, typeName);
+}
+
+void SendRecvGetCollByteCount(size_t *sendcount, size_t *recvcount, size_t *paramcount, size_t *sendInplaceOffset, size_t *recvInplaceOffset, size_t count, int nranks) {
+  *sendcount = count;
+  *recvcount = count;
+  *sendInplaceOffset = 0;
+  *recvInplaceOffset = 0;
+  *paramcount = *sendcount;
+}
+
+testResult_t SendRecvInitData(struct threadArgs* args, ncclDataType_t type, ncclRedOp_t op, int root, int rep, int in_place) {
+  size_t sendcount = args->sendBytes / wordSize(type);
+  size_t recvcount = args->expectedBytes / wordSize(type);
+  int nranks = args->nProcs*args->nThreads*args->nGpus;
+
+  for (int i=0; i<args->nGpus; i++) {
+    int gpuid = args->localRank*args->nThreads*args->nGpus + args->thread*args->nGpus + i;
+    HIPCHECK(hipSetDevice(gpuid));
+    int rank = ((args->proc*args->nThreads + args->thread)*args->nGpus + i);
+    TESTCHECK(InitData(args->sendbuffs[i], sendcount, type, rep, rank));
+    TESTCHECK(InitData(args->recvbuffs[i], recvcount, type, rep, rank));
+    int src = rank < nranks/2 ? rank : rank - nranks/2;
+    TESTCHECK(InitData(args->expected[i],  recvcount, type, rep, src));
+    HIPCHECK(hipDeviceSynchronize());
+  }
+  return testSuccess;
+}
+
+void SendRecvGetBw(size_t count, int typesize, double sec, double* algBw, double* busBw, int nranks) {
+  double baseBw = (double)(count * typesize) / 1.0E9 / sec;
+
+  *algBw = baseBw;
+  double factor = nranks/2;
+  *busBw = baseBw * factor;
+}
+
+testResult_t SendRecvRunColl(void* sendbuff, void* recvbuff, size_t count, ncclDataType_t type, ncclRedOp_t op, int root, ncclComm_t comm, hipStream_t stream) {
+  int rank, peer, nranks, npairs;
+  NCCLCHECK(ncclCommUserRank(comm, &rank));
+  NCCLCHECK(ncclCommCount(comm, &nranks));
+  npairs = nranks / 2;
+#if NCCL_MAJOR >= 2 && NCCL_MINOR >= 7
+  if (rank < npairs) {
+      peer = rank + npairs;
+      NCCLCHECK(ncclSend(sendbuff, count, type, peer, comm, stream));
+  } else if (rank < 2*npairs) {
+      peer = rank - npairs;
+      NCCLCHECK(ncclRecv(recvbuff, count, type, peer, comm, stream));
+  }
+#endif
+  return testSuccess;
+}
+
+struct testColl sendrecvTest = {
+  "SendRecv",
+  SendRecvGetCollByteCount,
+  SendRecvInitData,
+  SendRecvGetBw,
+  SendRecvRunColl
+};
+
+void SendRecvGetBuffSize(size_t *sendcount, size_t *recvcount, size_t count, int nranks) {
+  size_t paramcount, sendInplaceOffset, recvInplaceOffset;
+  SendRecvGetCollByteCount(sendcount, recvcount, &paramcount, &sendInplaceOffset, &recvInplaceOffset, count, nranks);
+}
+
+testResult_t SendRecvRunTest(struct threadArgs* args, int root, ncclDataType_t type, const char* typeName, ncclRedOp_t op, const char* opName) {
+  args->collTest = &sendrecvTest;
+  ncclDataType_t *run_types;
+  const char **run_typenames;
+  int type_count;
+
+  if ((int)type != -1) {
+    type_count = 1;
+    run_types = &type;
+    run_typenames = &typeName;
+  } else {
+    type_count = ncclNumTypes;
+    run_types = test_types;
+    run_typenames = test_typenames;
+  }
+
+  for (int i=0; i<type_count; i++) {
+      TESTCHECK(TimeTest(args, run_types[i], run_typenames[i], (ncclRedOp_t)0, "", 0));
+  }
+  return testSuccess;
+}
+
+struct testEngine ncclTestEngine = {
+  SendRecvGetBuffSize,
+  SendRecvRunTest
+};