2.3.7-1

Improved LL tuning for multi-node jobs.
Improved bootstrap for large job scaling.
Fixed a hang during bootstrap due to socket reuse.
Added operation name to the COLL INFO logging.

src/include/bootstrap.h

@@ -13,6 +13,5 @@ ncclResult_t bootstrapCreateRoot(ncclUniqueId* commId, bool idFromEnv);
 ncclResult_t bootstrapGetUniqueId(ncclUniqueId* out);
 ncclResult_t bootstrapInit(ncclUniqueId* id, int rank, int nranks, void** commState);
 ncclResult_t bootstrapAllGather(void* commState, void* allData, int size);
-ncclResult_t bootstrapRingExchange(void* commState, void* prevNextData, int prev, int next, int size);
 ncclResult_t bootstrapClose(void* commState);
 #endif