2.18.1-1

Add support for IB SHARP to NVLS (NVLink SHARP algorithm).
Add NVLS+Tree algorithm.
Add support for memory management using cuMem* functions.
Use all NICs for Send/Receive operations on systems with more than
one NIC per GPU (#804).
Add ncclCommSplit primitive, with resource sharing option in config.
Fix alltoallv hang (#788)
Increase number of channels on H100 when we're not limited by NVLink.
Improve error reporting in case of IB failure, printing local and
remote ID (#779).
Add build option to allow compilation against RDMA includes instead
of dynamically loading IB verbs symbols (#802).
Fix context creation for progress thread (#803).
NET/IB: add option to use multiple QPs in round-robin mode.
Fix tree performance issue when NVB is disabled on HCM topologies.

src/debug.cc

@@ -74,6 +74,8 @@ void ncclDebugInit() {
         mask = NCCL_ALLOC;
       } else if (strcasecmp(subsys, "CALL") == 0) {
         mask = NCCL_CALL;
+      } else if (strcasecmp(subsys, "PROXY") == 0) {
+        mask = NCCL_PROXY;
       } else if (strcasecmp(subsys, "NVLS") == 0) {
         mask = NCCL_NVLS;
       } else if (strcasecmp(subsys, "ALL") == 0) {