From d72fc7a05fa5cff26c5fab99cc631b2f2dc8c8b0 Mon Sep 17 00:00:00 2001 From: Nathan Hjelm Date: Thu, 23 Oct 2014 08:48:54 -0600 Subject: [PATCH] btl/vader: more updates to the help messages --- opal/mca/btl/vader/help-btl-vader.txt | 87 ++++++++++++++++----------- 1 file changed, 53 insertions(+), 34 deletions(-) diff --git a/opal/mca/btl/vader/help-btl-vader.txt b/opal/mca/btl/vader/help-btl-vader.txt index 6cabce1934..9d87267564 100644 --- a/opal/mca/btl/vader/help-btl-vader.txt +++ b/opal/mca/btl/vader/help-btl-vader.txt @@ -17,52 +17,63 @@ # This is the US/English help file for Open MPI's shared memory support. # [sys call fail] -A system call failed during sm BTL initialization that should -not have. It is likely that your MPI job will now either abort or -experience performance degradation. +A system call failed during vader shared memory BTL initialization +that should not have. It is likely that your MPI job will now either +abort or experience performance degradation. System call: %s Error: %s (errno %d) # [no locality] -WARNING: Missing locality information required for sm initialization. -Continuing without shared memory support. +WARNING: Missing locality information required for vader shared memory +BTL initialization. Continuing without shared memory support. # [knem permission denied] -Open MPI failed to open the /dev/knem device due to a permissions -problem. Please check with your system administrator to get the -permissions fixed, or set the btl_sm_use_knem MCA parameter to 0 to -run without /dev/knem support. +WARING: Open MPI failed to open the /dev/knem device due to a +permissions problem. Please check with your system administrator to +get the permissions fixed, or set the btl_vader_single_copy_mechanism +MCA variable to none to silence this warning and run without knem +support. Local host: %s /dev/knem permissions: 0%o # [knem fail open] -Open MPI failed to open the /dev/knem device due to a local error. -Please check with your system administrator to get the problem fixed, -or set the btl_sm_use_knem MCA parameter to 0 to run without /dev/knem -support. +WARNING: Open MPI failed to open the /dev/knem device due to a local +error. Please check with your system administrator to get the problem +fixed, or set the btl_vader_single_copy_mechanism MCA variable to none +to silence this warning and run without knem support. + +The vader shared memory BTL will fall back on another single-copy +mechanism if one is available. This may result in lower performance. Local host: %s Errno: %d (%s) # [knem get ABI fail] -Open MPI failed to retrieve the ABI version from the /dev/knem device -due to a local error. This usually indicates an error in your -/dev/knem installation; please check with your system administrator, -or set the btl_sm_use_knem MCA parameter to 0 to run without /dev/knem -support. +WARNING: Open MPI failed to retrieve the ABI version from the +/dev/knem device due to a local error. This usually indicates an +error in your knem installation; please check with your system +administrator, or set the btl_vader_single_copy_mechanism MCA variable +to none to silence this warning and run without knem support. + +The vader shared memory BTL will fall back on another single-copy +mechanism if one is available. This may result in lower performance. Local host: %s Errno: %d (%s) # [knem ABI mismatch] -Open MPI was compiled with support for one version of the knem kernel -module, but it discovered a different version running in /dev/knem. -Open MPI needs to be installed with support for the same version of -knem as is in the running Linux kernel. Please check with your system -administrator, or set the btl_sm_use_knem MCA parameter to 0 to run -without /dev/knem support. +WARNING: Open MPI was compiled with support for one version of the +knem kernel module, but it discovered a different version running in +/dev/knem. Open MPI needs to be installed with support for the same +version of knem as is in the running Linux kernel. Please check with +your system administrator, or set the btl_vader_single_copy_mechanism +MCA variable to none to silence this warning and run without knem +support. + +The vader shared memory BTL will fall back on another single-copy +mechanism if one is available. This may result in lower performance. Local host: %s Open MPI's knem version: 0x%x @@ -70,24 +81,32 @@ without /dev/knem support. # [knem mmap fail] Open MPI failed to map support from the knem Linux kernel module; this -shouldn't happen. Please check with your system administrator, or set -the btl_sm_use_knem MCA parameter to 0 to run without /dev/knem support. +shouldn't happen. Please check with your system administrator, or set +the btl_vader_single_copy_mechanism MCA variable to none to silence +this warning and run without knem support. + +The vader shared memory BTL will fall back on another single-copy +mechanism if one is available. This may result in lower performance. Local host: %s System call: mmap() Errno: %d (%s) # [knem init error] -Open MPI encountered an error during the knem initialization. Please -check with your system administrator, or set the btl_sm_use_knem MCA -parameter to 0 to run without /dev/knem support. +Open MPI encountered an error during the knem initialization. Please +check with your system administrator, or set the +btl_vader_single_copy_mechanism MCA variable to none to silence this +warning and run without knem support. + +The vader shared memory BTL will fall back on another single-copy +mechanism if one is available. This may result in lower performance. Local host: %s System call: %s Errno: %d (%s) # [knem requested but not available] -WARNING: Linux kernel Knem support was requested via the +WARNING: Linux kernel knem support was requested via the btl_vader_single_copy_mechanism MCA parameter, but Knem support was either not compiled into this Open MPI installation, or Knem support was unable to be activated in this process. @@ -102,8 +121,8 @@ WARNING: Linux kernel CMA support was requested via the btl_vader_single_copy_mechanism MCA variable, but CMA support is not available due to restrictive ptrace settings. -The vader BTL will fall back on another single-copy mechanism if one -is available. This may result in lower performance. +The vader shared memory BTL will fall back on another single-copy +mechanism if one is available. This may result in lower performance. Local host: %s # @@ -111,8 +130,8 @@ is available. This may result in lower performance. WARNING: Could not generate an xpmem segment id for this process' address space. -The vader BTL will fall back on another single-copy mechanism if one -is available. This may result in lower performance. +The vader shared memory BTL will fall back on another single-copy +mechanism if one is available. This may result in lower performance. Local host: %s Error code: %d (%s)