Hui Zhou comments

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                                            Hui Zhou

pmi: add thread support to PMI_Barrier_group

test:mpich/authorship

pmi: add thread support to PMI_Barrier_group

test:mpich/ch3/most

pmi: add thread support to PMI_Barrier_group

test:mpich/ch4/most

One-sided communications in MPICH are considerably slower than those in Aurora MPICH

For reference, the relevant code in Fortran: ``` call MPI_Win_Create(boxRegExpansion, buffer_size, dcmplx_size, MPI_INFO_NULL, MPI_COMM_RMGROUP, window, mpiError) call MPI_Win_fence(0, window) nMessagesRank = 0 nFence = 100 if(iam == 0) write(*,'(a,i0,a/)') "Invoke...

corrupted double-linked list, BAD TERMINATION, exit code 134: mpich on github actions broken since 2 weeks

Following your steps, I got: ``` (base) hzhou [build]$ cmake .. -- Detected gfortran, adding -ffree-line-length-none compiler flag. -- Detected gfortran >= 10, adding -std=legacy compiler flag. -- Detected gfortran-10+,...

corrupted double-linked list, BAD TERMINATION, exit code 134: mpich on github actions broken since 2 weeks

That worked. Running ` mpiexec -np 4 python pymultinest_demo_minimal.py` got me this: ``` Attempting to use an MPI routine (internal_Comm_rank) before initializing or after finalizing MPICH ``` Missing `MPI_Init`? And...

corrupted double-linked list, BAD TERMINATION, exit code 134: mpich on github actions broken since 2 weeks

Thanks! Both runs following your suggestions. However, I don't see the segfaults. My `mpichversion` shows: ``` MPICH Version: 4.0 MPICH Release date: Fri Jan 21 10:42:29 CST 2022 MPICH Device:...

corrupted double-linked list, BAD TERMINATION, exit code 134: mpich on github actions broken since 2 weeks

I noticed the number in my run does not match the one in the log. Mine starts with: ``` MultiNest Warning: no resume file found, starting from scratch ***************************************************** MultiNest...

corrupted double-linked list, BAD TERMINATION, exit code 134: mpich on github actions broken since 2 weeks

Is there a disk space limit for the github runner containers? The binary size of mpich 4.0 did grow significantly from the previous versions, so it is possible that resulted...

Building MPICH on Windows

We haven't supported building MPICH on Windows for quite a while, mainly due to a lack of interest. That said, if you are interested and are willing to spend effort,...