vapaa icon indicating copy to clipboard operation
vapaa copied to clipboard
verified publisher icon jeffhammond

implement doubly non-contiguous reductions

Open jeffhammond opened this issue 2 years ago • 1 comments

I think I can do this by calling MPI_Reduce_local one element at a time. The performance will be trash but nobody should use this anyways.

jeffhammond avatar Jan 16 '23 21:01 jeffhammond

The blocking case is feasible. The nonblocking case requires crazy stuff, maybe generalized requests.

jeffhammond avatar Mar 02 '24 10:03 jeffhammond