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2.15.5-1

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Fix crash with CollnetChain on some node topologies
Fix hang when interleaving the capture of different graphs
Fix hang during init in multi-threaded mode
Fix potential data corruption with LL128 protocol on unaligned buffers.
Fix CPU usage during preconnect
Fixes double-free in the error path for ncclCommInitAll
Workaround hang on H100 with Ring/LL128 on 2 GPUs.
This commit is contained in:
Sylvain Jeaugey
2022-10-25 00:55:55 -07:00
parent da8152e57a
commit cb111f764a
11 changed files with 281 additions and 147 deletions
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src/enqueue.cc
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@@ -853,6 +853,7 @@ static ncclResult_t hostStreamPlanTask(struct ncclComm* comm, struct ncclKernelP
}
static void CUDART_CB hostStreamPlanCallback(void *plan_) {
NVTX3_FUNC_RANGE_IN(nccl_domain);
struct ncclKernelPlan* plan = (struct ncclKernelPlan*)plan_;
ncclResult_t result = hostStreamPlanTask(plan->comm, plan);
if (result != ncclSuccess) {