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Enable timing profile option (#558)

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Wenkai Du
2022-06-03 07:05:13 -07:00
committad av GitHub
förälder 2f9663379d
incheckning 7a6c6927ae
4 ändrade filer med 27 tillägg och 1 borttagningar
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src/collectives/device/all_reduce.h
+2
Visa fil
@@ -37,8 +37,10 @@ namespace {
minChunkSize = nthreads*(Proto::calcBytePerGrain()/sizeof(T))/2;
}
INIT_COUNTER;
Primitives<T, RedOp, FanSymmetric<1>, 0, Proto, 0> prims
(tid, nthreads, &ring->prev, &ring->next, args->sendbuff, args->recvbuff, args->redOpArg, args->connIndex << 16);
ACCUMULATE_PRIM_COUNTER(prim);
for (ssize_t gridOffset = 0; gridOffset < size; gridOffset += loopSize) {
ssize_t realChunkSize;
src/collectives/device/primitives.h
+4
Visa fil
@@ -163,9 +163,13 @@ struct PrimitivesWithoutDirect {
if (tid == 0) { struct ncclProfElem *elem = devProf.elems+args->opCount%PROFILE_NUM_ITEMS; elem->elem[blockIdx.x].prim##_cycle += (__builtin_amdgcn_s_memrealtime() - t0 \
+ ws - elem->elem[blockIdx.x].wait_cycle); \
elem->elem[blockIdx.x].prim##_byte += nelem * sizeof(T); elem->elem[blockIdx.x].opCount = args->opCount;}
#define ACCUMULATE_PRIM_COUNTER(prim) \
if (tid == 0) { struct ncclProfElem *elem = devProf.elems+args->opCount%PROFILE_NUM_ITEMS; elem->elem[blockIdx.x].prim##_cycle += (__builtin_amdgcn_s_memrealtime() - t0 \
+ ws - elem->elem[blockIdx.x].wait_cycle); elem->elem[blockIdx.x].opCount = args->opCount;}
#else
#define INIT_COUNTER
#define ACCUMULATE_COUNTER(prim)
#define ACCUMULATE_PRIM_COUNTER(prim)
#endif
#endif
src/include/devcomm.h
+1
Visa fil
@@ -327,6 +327,7 @@ struct ncclProfElem {
uint64_t total_cycle;
uint64_t wait_cycle; // total wait cycle
// primtive cycles
uint64_t prim_cycle;
uint64_t send_cycle;
uint64_t directSend_cycle;
uint64_t recv_cycle;
src/init.cc
+20 -1
Visa fil
@@ -229,6 +229,7 @@ void *ncclCommThreadMain(void *arg) {
#endif
#undef NCCL_NO_OPTIMIZE
#define PROFILE_USE_TIME
static ncclResult_t commFree(ncclComm_t comm) {
if (comm == NULL)
@@ -255,8 +256,12 @@ static ncclResult_t commFree(ncclComm_t comm) {
CUDACHECK(hipMemcpy(prof.elems, comm->hostDevComm.devProf.elems, sizeof(struct ncclProfElem)*PROFILE_NUM_ITEMS, hipMemcpyDeviceToHost));
#define VEGA_GPU_RTC_FREQUENCY 2.5E7
if (comm->rank == 0) {
INFO(NCCL_INIT, "# %7s %4s %6s %6s %6s %6s %7s %6s %6s %6s %6s %6s", "Rank:Ch", "opCt", "total", " wait", "send", "rcRdS", "dRcRdCS", "dRcCS", "dRc", "cS", "rc", "rcCS");
INFO(NCCL_INIT, "# %7s %4s %6s %6s %6s %6s %6s %7s %6s %6s %6s %6s %6s", "Rank:Ch", "opCt", "total", " prim", " wait", "send", "rcRdS", "dRcRdCS", "dRcCS", "dRc", "cS", "rc", "rcCS");
#ifdef PROFILE_USE_TIME
INFO(NCCL_INIT, "# %7s %4s %6s %6s %6s %6s %6s %7s %6s %6s %6s %6s %6s", "", "", " (us)", " (us)", " (us)", " (us)", " (us)", " (us)", " (us)", " (us)", " (us)", " (us)", " (us)");
#else
INFO(NCCL_INIT, "# %7s %4s %6s %6s %6s %6s %7s %6s %6s %6s %6s %6s", "", "", " (s)", " (s)", "(GB/s)", "(GB/s)", "(GB/s)", "(GB/s)", "(GB/s)", "(GB/s)", "(GB/s)", "(GB/s)");
#endif
}
for (int i = 1; i < PROFILE_NUM_ITEMS; i++) {
int valid = 0;
@@ -265,6 +270,19 @@ static ncclResult_t commFree(ncclComm_t comm) {
if (elem->elem[chan].opCount == 0)
continue;
valid++;
#ifdef PROFILE_USE_TIME
INFO(NCCL_INIT, "# [%02d:%02d] %04d %6.2f %6.2f %6.2f %6.2f %6.2f %7.2f %6.2f %6.2f %6.2f %6.2f %6.2f",
comm->rank, chan, (uint32_t)elem->elem[chan].opCount, (double)elem->elem[chan].total_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6,
(double)elem->elem[chan].prim_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6, (double)elem->elem[chan].wait_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6,
(elem->elem[chan].send_cycle) ? ((double)elem->elem[chan].send_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0,
(elem->elem[chan].recvReduceSend_cycle) ? ((double)elem->elem[chan].recvReduceSend_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0,
(elem->elem[chan].directRecvReduceCopySend_cycle) ? ((double)elem->elem[chan].directRecvReduceCopySend_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0,
(elem->elem[chan].directRecvCopySend_cycle) ? ((double)elem->elem[chan].directRecvCopySend_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0,
(elem->elem[chan].directRecv_cycle) ? ((double)elem->elem[chan].directRecv_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0,
(elem->elem[chan].copySend_cycle) ? ((double)elem->elem[chan].copySend_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0,
(elem->elem[chan].recv_cycle) ? ((double)elem->elem[chan].recv_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0,
(elem->elem[chan].recvCopySend_cycle) ? ((double)elem->elem[chan].recvCopySend_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E6) : 0);
#else
INFO(NCCL_INIT, "# [%02d:%02d] %04d %6.4f %6.4f %6.2f %6.2f %7.2f %6.2f %6.2f %6.2f %6.2f %6.2f",
comm->rank, chan, (uint32_t)elem->elem[chan].opCount, (double)elem->elem[chan].total_cycle/VEGA_GPU_RTC_FREQUENCY,
(double)elem->elem[chan].wait_cycle/VEGA_GPU_RTC_FREQUENCY,
@@ -276,6 +294,7 @@ static ncclResult_t commFree(ncclComm_t comm) {
(elem->elem[chan].copySend_cycle) ? (double)elem->elem[chan].copySend_byte/((double)elem->elem[chan].copySend_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E9) : 0,
(elem->elem[chan].recv_cycle) ? (double)elem->elem[chan].recv_byte/((double)elem->elem[chan].recv_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E9) : 0,
(elem->elem[chan].recvCopySend_cycle) ? (double)elem->elem[chan].recvCopySend_byte/((double)elem->elem[chan].recvCopySend_cycle/VEGA_GPU_RTC_FREQUENCY*1.0E9) : 0);
#endif
}
if (valid == 0)
break;