Fix OpenMPI3 + Docker error. See open-mpi/ompi#4948 (comment)

geoschem · Dec 15, 2018 · d4c3d20 · d4c3d20
1 parent 71c771b
commit d4c3d20
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/gchp/gchp_model/Dockerfile b/gchp/gchp_model/Dockerfile
@@ -73,4 +73,9 @@ RUN rm -r OutputDir && ln -sf /OutputDir OutputDir \
     && sed -i -e "s/'StateMet_avg',/#'StateMet_avg',/" HISTORY.rc \
     && sed -i -e "s/'StateMet_inst',/#'StateMet_inst',/" HISTORY.rc
 
+# Fix error message "Read -1, expected xxxx errno = 1"
+# https://github.com/open-mpi/ompi/issues/4948#issuecomment-395468231
+# https://hpc.github.io/charliecloud/faq.html#communication-between-ranks-on-the-same-node-fails
+ENV OMPI_MCA_btl_vader_single_copy_mechanism=none
+
 CMD ["/bin/bash"]