Hi Christopher, >> Do you have any suggestions how to investigate this situation? > > Have you got OMPI_ENABLE_DEBUG defined? The symptoms of what you are > seeing sound like what might happen if debug is off and you trigger an > issue I posted about here related to thread safety of mpool. unfortunately, I have debug turned on (i.e. OMPI_ENABLE_DEBUG is defined in include/openmpi/opal_config.h).
Regards, Mondrian -- Dr. Mondrian Nuessle Phone: +49 621 181 2717 University of Heidelberg Fax: +49 621 181 2713 Computer Architecture Group mailto:nues...@uni-hd.de http://ra.ziti.uni-heidelberg.de