Hi Sudhakar,

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

-- 
Hui Zhou

From: Sudhakar D via discuss <discuss@mpich.org>
Reply-To: "discuss@mpich.org" <discuss@mpich.org>
Date: Sunday, May 17, 2020 at 3:10 PM
To: "discuss@mpich.org" <discuss@mpich.org>
Cc: Sudhakar D <home.sudhakar@gmail.com>
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)..................: