Atomic-free gpart assignment
When performing the CIC for the PM gravity, use a small mesh local to the top-level cell. This allows atomic free assignment of the gparts.
About 1.5% of the run time is spent there.
When performing the CIC for the PM gravity, use a small mesh local to the top-level cell. This allows atomic free assignment of the gparts.
About 1.5% of the run time is spent there.