Fix pull code bug with DD and atom sets

[alexxy/gromacs.git] / docs / release-notes / 2020 / 2020.5.rst

diff --git a/docs/release-notes/2020/2020.5.rst b/docs/release-notes/2020/2020.5.rst
index e0a021f48a56d8404df647efa0f630525cdffb37..a20bef7710eebdc67a13aa3c0e9832d680f4f6fc 100644 (file)
--- a/docs/release-notes/2020/2020.5.rst
+++ b/docs/release-notes/2020/2020.5.rst
@@ -16,6 +16,16 @@ in the :ref:`release-notes`.
 Fixes where mdrun could behave incorrectly
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+Fixed bugs with COM pulling and domain decompostion with weight or >32 ranks
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+When using COM pulling and domain decomposition, the results would be
+incorrect when using relative weights per atom or when using more than
+32 DD MPI ranks. This would usually lead to crashes or obviously wrong
+results.
+
+:issue:`3750`
+
 Fixes for ``gmx`` tools
 ^^^^^^^^^^^^^^^^^^^^^^^