Hui Zhou, Fatal error in PMPI_Barrier: Other MPI error, error stack: PMPI_Barrier(289)...................: MPI_Barrier(comm=MPI_COMM_WORLD) failed PMPI_Barrier(275)...................: MPIR_Barrier_impl(175)..............: MPIR_Barrier_intra_auto(110)........: MPIR_Barrier_intra_dissemination(49): MPIC_Sendrecv(344)..................: (unknown)(): Other MPI error regards, Sudhakar On Sun, May 17, 2020 at 6:04 PM Zhou, Hui <[email protected]> wrote:

Hi Sudhakar,

Was that the completed error message? Seems missing a few lines.

-- Hui Zhou

*From: *Sudhakar D via discuss <[email protected]> *Reply-To: *"[email protected]" <[email protected]> *Date: *Sunday, May 17, 2020 at 3:10 PM *To: *"[email protected]" <[email protected]> *Cc: *Sudhakar D <[email protected]> *Subject: *[mpich-discuss] MPI_Barrier(comm=MPI_COMM_WORLD) failed

Hello,

Some times I see the below error when running my python app across two nodes. Just wondering under what conditions we get the below error?

I am using 3.3.1 version

regards,

Sudhakar

PMPI_Barrier(289)...................: MPI_Barrier(comm=MPI_COMM_WORLD) failed PMPI_Barrier(275)...................: MPIR_Barrier_impl(175)..............: MPIR_Barrier_intra_auto(110)........: MPIR_Barrier_intra_dissemination(49): MPIC_Sendrecv(344)..................: