Commit ae0e6dd9 authored by Soheil Soltani's avatar Soheil Soltani
Browse files

Change buffer size for the pure blocked configuration

in pure blocked config the buffer size should be slightly increased to accomodate message sizes
parent 377ac3b8
......@@ -165,7 +165,7 @@ void cannons_reduction_impl(math_type* A, math_type* U, C_INT_TYPE np_rows, C_IN
if(na%nblk == 0)
if(my_prow <= last_proc_row)
Buf_rows = na_rows;
Buf_rows = na_rows + 1; //Soheil: added + 1 to be able to accomodate for MPI message sizes in the case of pure blocked configuration e.g. na=100; with 9xMPI ranks and nblk=30 or with 4xMPI ranks and nblk=45
else
Buf_rows = na_rows + nblk;
else
......
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