Merge pull request #1414 from corey-derochie-amd/knownissues-6.3

Added Known Issues section for ROCm 6.3.0 with note about MSCCL AllGather.
ROCm · Nov 15, 2024 · 88c9300 · 88c9300
2 parents 840c9bb + c2a99cb
commit 88c9300
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -28,6 +28,15 @@ Full documentation for RCCL is available at [https://rccl.readthedocs.io](https:
 
 * Fixed model matching with PXN enable
 
+### Known issues
+
+* MSCCL is temporarily disabled for AllGather collectives.
+  - This can impact in-place messages (< 2 MB) with ~2x latency.
+  - Older RCCL versions are not impacted.
+  - This issue will be addressed in a future ROCm release.
+* Unit tests do not exit gracefully when running on a single GPU.
+  - This issue will be addressed in a future ROCm release.
+
 ## RCCL 2.20.5 for ROCm 6.2.1
 ### Fixed
 - GDR support flag now set with DMABUF