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openmpi/ompi/runtime/help-mpi-runtime.txt
Ralph Castain 3e55fe6f6d Fold in the revised modex scheme. Move the ompi_proc_t modex portions to the RTE level since the daemons already have that info. Provide each process with the equivalent of a "nidmap" - both a map of what nodes are in the job, and a map of which node each process is on. This enables the use of static ports, though that hasn't been turned "on" in this commit.
Update the rsh tree spawn capability so we spawn the next wave of daemons before launching our own local procs.

Add an ability to encode nodenames for large clusters with contiguous node name numbering schemes - this allows communication of all node names in a few bytes instead of tens-of-bytes/node.

This commit was SVN r18338.
2008-04-30 19:49:53 +00:00

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# -*- text -*-
#
# Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
# University Research and Technology
# Corporation. All rights reserved.
# Copyright (c) 2004-2005 The University of Tennessee and The University
# of Tennessee Research Foundation. All rights
# reserved.
# Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
# University of Stuttgart. All rights reserved.
# Copyright (c) 2004-2005 The Regents of the University of California.
# All rights reserved.
# Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
# This is the US/English general help file for Open MPI.
#
[mpi_init:startup:internal-failure]
It looks like %s failed for some reason; your parallel process is
likely to abort. There are many reasons that a parallel process can
fail during %s; some of which are due to configuration or environment
problems. This failure appears to be an internal failure; here's some
additional information (which may only be relevant to an Open MPI
developer):
%s
--> Returned "%s" (%d) instead of "Success" (0)
[mpi-param-check-enabled-but-compiled-out]
WARNING: The MCA parameter mpi_param_check has been set to true, but
parameter checking has been compiled out of Open MPI. The
mpi_param_check value has therefore been ignored.
[mpi-params:leave-pinned-and-pipeline-selected]
WARNING: Cannot set both the MCA parameters mpi_leave_pinned and
mpi_leave_pinned_pipeline to "true". Defaulting to mpi_leave_pinned
ONLY.
[mpi_init:startup:paffinity-unavailable]
The MCA parameter "mpi_paffinity_alone" was set to a nonzero value,
but Open MPI was unable to bind MPI_COMM_WORLD rank %s to a processor.
Typical causes for this problem include:
- A node was oversubscribed (more processes than processors), in
which case Open MPI will not bind any processes on that node
- A startup mechanism was used which did not tell Open MPI which
processors to bind processes to
[mpi_finalize:invoked_multiple_times]
The function MPI_FINALIZE was invoked multiple times in a single
process on host %s, PID %d.
This indicates an erroneous MPI program; MPI_FINALIZE is only allowed
to be invoked exactly once in a process.
[proc:heterogeneous-support-unavailable]
The build of Open MPI running on host %s was not
compiled with heterogeneous support. A process running on host
%s appears to have a different architecture,
which will not work. Please recompile Open MPI with the
configure option --enable-heterogeneous or use a homogeneous
environment.
#
[sparse groups enabled but compiled out]
WARNING: The MCA parameter mpi_use_sparse_group_storage has been set
to true, but sparse group support was not compiled into Open MPI. The
mpi_use_sparse_group_storage value has therefore been ignored.
#
[heterogeneous-support-unavailable]
This installation of Open MPI was configured without support for
heterogeneous architectures, but at least one node in the allocation
was detected to have a different architecture. The detected node was:
Node: %s
In order to operate in a heterogeneous environment, please reconfigure
Open MPI with --enable-heterogeneous.