From 8736953c7fc556571527e4963eda070a94ab66c4 Mon Sep 17 00:00:00 2001 From: Nathan Hjelm Date: Thu, 26 Jul 2012 20:36:46 +0000 Subject: [PATCH] btl/openib/connect improve the help message printed when a queue pair can not be created This commit was SVN r26876. --- .../openib/connect/help-mpi-btl-openib-cpc-base.txt | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/ompi/mca/btl/openib/connect/help-mpi-btl-openib-cpc-base.txt b/ompi/mca/btl/openib/connect/help-mpi-btl-openib-cpc-base.txt index 2d450730cc..b0abf2193e 100644 --- a/ompi/mca/btl/openib/connect/help-mpi-btl-openib-cpc-base.txt +++ b/ompi/mca/btl/openib/connect/help-mpi-btl-openib-cpc-base.txt @@ -43,12 +43,15 @@ a smaller inline data value than was requested. # [ibv_create_qp failed] A process failed to create a queue pair. This usually means either -the node has run out of registered memory or the OpenFabrics device -has run out of queue pairs. +the device has run out of queue pairs (too many connections) or +there are insufficient resources available to allocate a queue pair +(out of memory). The latter can happen if either 1) insufficient +memory is available, or 2) no more physical memory can be registered +with the device. + +For more information on memory registration see the Open MPI FAQs at: +http://www.open-mpi.org/faq/?category=openfabrics#ib-locked-pages Local host: %s Local device: %s Queue pair type: %s - -For more information see the Open MPI FAQs at: -http://www.open-mpi.org/faq/?category=openfabrics#ib-locked-pages