Update RCCL-tests in examples folder (#261)

- Create a local copy for ROCm/rccl-tests for our examples. - Update argument parsing to no longer use getopt_long. - Workaround for Dyninst instrumentation. --------- Co-authored-by: David Galiffi <David.Galiffi@amd.com> [ROCm/rocprofiler-systems commit: 4e5029221b]
2025-06-27 11:44:13 -04:00
parent 0c91a0d8ed
commit 0497b7934f
26 changed files with 7330 additions and 13 deletions
@@ -0,0 +1,131 @@
+/*************************************************************************
+ * Copyright (c) 2016-2022, NVIDIA CORPORATION. All rights reserved.
+ * Modifications Copyright (c) 2019-2022 Advanced Micro Devices, Inc. All rights reserved.
+ *
+ * See LICENSE.txt for license information
+ ************************************************************************/
+
+#include "common.h"
+#include "cuda_runtime.h"
+
+void
+ReduceScatterGetCollByteCount(size_t* sendcount, size_t* recvcount, size_t* paramcount,
+                              size_t* sendInplaceOffset, size_t* recvInplaceOffset,
+                              size_t count, size_t eltSize, int nranks)
+{
+    size_t base        = (count / nranks) & -(16 / eltSize);
+    *sendcount         = base * nranks;
+    *recvcount         = base;
+    *sendInplaceOffset = 0;
+    *recvInplaceOffset = base;
+    *paramcount        = base;
+}
+
+testResult_t
+ReduceScatterInitData(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++)
+    {
+        CUDACHECK(cudaSetDevice(args->gpus[i]));
+        int rank = ((args->proc * args->nThreads + args->thread) * args->nGpus + i);
+        CUDACHECK(cudaMemset(args->recvbuffs[i], 0, args->expectedBytes));
+        void* data = in_place ? args->recvbuffs[i] : args->sendbuffs[i];
+        TESTCHECK(InitData(data, sendcount, 0, type, op, rep, nranks, rank));
+        CUDACHECK(cudaMemcpy(args->expected[i], args->recvbuffs[i], args->expectedBytes,
+                             cudaMemcpyDefault));
+        TESTCHECK(InitDataReduce(args->expected[i], recvcount, rank * recvcount, type, op,
+                                 rep, nranks));
+        CUDACHECK(cudaDeviceSynchronize());
+    }
+    return testSuccess;
+}
+
+void
+ReduceScatterGetBw(size_t count, int typesize, double sec, double* algBw, double* busBw,
+                   int nranks)
+{
+    double baseBw = (double) (count * typesize * nranks) / 1.0E9 / sec;
+
+    *algBw        = baseBw;
+    double factor = ((double) (nranks - 1)) / ((double) nranks);
+    *busBw        = baseBw * factor;
+}
+
+testResult_t
+ReduceScatterRunColl(void* sendbuff, void* recvbuff, size_t count, ncclDataType_t type,
+                     ncclRedOp_t op, int root, ncclComm_t comm, cudaStream_t stream)
+{
+    NCCLCHECK(ncclReduceScatter(sendbuff, recvbuff, count, type, op, comm, stream));
+    return testSuccess;
+}
+
+struct testColl reduceScatterTest = { "ReduceScatter", ReduceScatterGetCollByteCount,
+                                      ReduceScatterInitData, ReduceScatterGetBw,
+                                      ReduceScatterRunColl };
+
+void
+ReduceScatterGetBuffSize(size_t* sendcount, size_t* recvcount, size_t count, int nranks)
+{
+    size_t paramcount, sendInplaceOffset, recvInplaceOffset;
+    ReduceScatterGetCollByteCount(sendcount, recvcount, &paramcount, &sendInplaceOffset,
+                                  &recvInplaceOffset, count, /*eltSize=*/1, nranks);
+}
+
+testResult_t
+ReduceScatterRunTest(struct threadArgs* args, int root, ncclDataType_t type,
+                     const char* typeName, ncclRedOp_t op, const char* opName)
+{
+    args->collTest = &reduceScatterTest;
+    ncclDataType_t* run_types;
+    ncclRedOp_t*    run_ops;
+    const char **   run_typenames, **run_opnames;
+    int             type_count, op_count;
+
+    if((int) type != -1)
+    {
+        type_count    = 1;
+        run_types     = &type;
+        run_typenames = &typeName;
+    }
+    else
+    {
+        type_count    = test_typenum;
+        run_types     = test_types;
+        run_typenames = test_typenames;
+    }
+
+    if((int) op != -1)
+    {
+        run_ops     = &op;
+        run_opnames = &opName;
+        op_count    = 1;
+    }
+    else
+    {
+        op_count    = test_opnum;
+        run_ops     = test_ops;
+        run_opnames = test_opnames;
+    }
+
+    for(int i = 0; i < type_count; i++)
+    {
+        for(int j = 0; j < op_count; j++)
+        {
+#if defined(RCCL_FLOAT8)
+            if((run_types[i] == ncclFp8E4M3 || run_types[i] == ncclFp8E5M2) &&
+               run_ops[j] == ncclProd)
+                continue;
+#endif
+            TESTCHECK(TimeTest(args, run_types[i], run_typenames[i], run_ops[j],
+                               run_opnames[j], -1));
+        }
+    }
+    return testSuccess;
+}
+
+struct testEngine ncclTestEngine = { ReduceScatterGetBuffSize, ReduceScatterRunTest };