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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/include/graph.h
+1 -1
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@@ -101,7 +101,7 @@ struct ncclTopoRanks {
};
ncclResult_t ncclTopoPreset(struct ncclComm* comm,
struct ncclTopoGraph* treeGraph, struct ncclTopoGraph* ringGraph,
struct ncclTopoGraph* treeGraph, struct ncclTopoGraph* ringGraph, struct ncclTopoGraph* collNetGraph,
struct ncclTopoRanks* topoRanks);
ncclResult_t ncclTopoPostset(struct ncclComm* comm, int* firstRanks, int* treePatterns,