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Gleb Natapov
65d7ad4581 The "bug fix" from the r12721 reverts part of the r12433 that fixed
regresion from v1.1 was reviewed and put to v1.2 branch. So revert this part
of r12721 back.

This commit was SVN r12730.

The following SVN revision numbers were found above:
  r12433 --> open-mpi/ompi@82f7c0dd69
  r12721 --> open-mpi/ompi@3edd850d2e
2006-12-03 08:29:55 +00:00
George Bosilca
a0ed53d70b Make the compilers happy.
This commit was SVN r12729.
2006-12-03 00:19:11 +00:00
George Bosilca
3edd850d2e Some indentation and code arrangement. However, there is a bug fix. Force the PUT
protocol to always obey to the btl_max_rdma_size.

This commit was SVN r12721.
2006-12-01 22:26:14 +00:00
George Bosilca
3e3689320b Some indentations and one BIG fix. Avoid race conditions on the PUT RDMA
protocol when multiple NICS are available between 2 peers. The fix force
the FIN message to take exactly the same path as the fragment it describe
(i.e. same path means same BTL). Otherwise, the FIN can be received by
the peer before the RDMA complete and the request will get freed
too early.

This commit was SVN r12720.
2006-12-01 21:52:07 +00:00
George Bosilca
658879232b Several small improvements:
- consistent error message when something fails (via BTL_ERROR macro)
- decrease the number of jumps.
- cleanup some parts of the code.

This commit was SVN r12719.
2006-12-01 21:48:06 +00:00
Brian Barrett
657168a74c A couple of Window related error handling cleanups:
* Always invoke the error handler on MPI_COMM_WORLD for
    invalid windows (except in win_create, which should 
    instead be on the given communicator).
  * Allow get_errhandler in addition to set_errhandler
    on MPI_WIN_NULL

Refs trac:647

This commit was SVN r12718.

The following Trac tickets were found above:
  Ticket 647 --> https://svn.open-mpi.org/trac/ompi/ticket/647
2006-12-01 20:05:06 +00:00
Brian Barrett
2a09fa2d9d * silence compiler warning
This commit was SVN r12717.
2006-12-01 20:01:53 +00:00
Brian Barrett
bfbc281e93 Fix slow startup issue with the MX MTL. The problem is caused by mx_connect() being a one-sided operation from the API level, but not being an interrupting call when the target is not entering the MX library. So if most of the processes exit mtl_mx_add_procs() and enter the stage gate 2 barrier, the other processes can only progress their mx_connect() calls when the targets enter the mx library. Because the event library is in EV_ONELOOP mode, this only happens once a second. The mx progress thread (hidden in the MX library) also only wakes up once a second, so mx_connect calls can take a second to complete.
The temporary solution is to switch into EV_NONBLOCK mode earlier (right after the mx_connect loop) so that there isn't a giant slowdown when processes enter the stage gate 2 barrier before other proesses.  They will now not block in the event library for any period of time, which appears to have a 50% speedup when running at > 64 procs.

Refs trac:645

This commit was SVN r12713.

The following Trac tickets were found above:
  Ticket 645 --> https://svn.open-mpi.org/trac/ompi/ticket/645
2006-12-01 02:49:01 +00:00
Bill D'Amico
3e11c76d4c Fixes trac:482
OMPI_ARRAY_INT_2_LOGICAL had an array bounds error - fixed this and the
analogous error in OMPI_ARRAY_LOGICAL_2_INT.

This commit was SVN r12712.

The following Trac tickets were found above:
  Ticket 482 --> https://svn.open-mpi.org/trac/ompi/ticket/482
2006-11-30 19:48:18 +00:00
Pavel Shamis
f08bc818c4 Cleaning mca_btl_openib_progress_thread from
unused variables.

This commit was SVN r12709.
2006-11-30 18:28:45 +00:00
Jeff Squyres
384caeacf4 More fixes similar to r12684 -- fix bad lvalues in assignments for the
case where sizeof(INTEGER) > sizeof(int).

This commit was SVN r12707.

The following SVN revision numbers were found above:
  r12684 --> open-mpi/ompi@e2c605f32a
2006-11-30 16:41:56 +00:00
Ralph Castain
79bd8a842e Add xcast timing in mpi_init since we cannot directly measure it (tree-based comm).
This commit was SVN r12706.
2006-11-30 15:06:40 +00:00
Galen Shipman
4e857f0384 add odls framework to ompi_info
This commit was SVN r12699.
2006-11-29 16:24:49 +00:00
Jeff Squyres
e2c605f32a Fix a problem cited by Pierre-Matthieu Anglade: some typos in the code
path in the MPI F77 API functions where sizeof(int) != sizeof(INTEGER).

This commit was SVN r12684.
2006-11-28 12:21:42 +00:00
Ralph Castain
bc4e97a435 First stage in the move to a faster startup. Change the ORTE stage gate xcast into a binary tree broadcast (away from a linear broadcast). Also, removed the timing report in the gpr_proxy component that printed out the number of bytes in the compound command message as the answer was "not much" - reduces the clutter in the data.
This commit was SVN r12679.
2006-11-28 00:06:25 +00:00
Brian Barrett
bc3250fe6f Fix issue where messages could start arriving before the window was
fully initialized, especially during lock/unlock, which doesn't use MPI
collectives for synchronization (unlike Fence)

This commit was SVN r12676.
2006-11-27 22:42:21 +00:00
Brian Barrett
b5b6f4c4bf Remove check for epoch on the receiver side, as this is a race condition between message arrival, and because we'll be still blocking in a synchronization call, is of no consequence to the user. We do an epoch check on the sending side,
so this isn't an issue there either.  Refs trac:488

This commit was SVN r12675.

The following Trac tickets were found above:
  Ticket 488 --> https://svn.open-mpi.org/trac/ompi/ticket/488
2006-11-27 22:15:34 +00:00
Brian Barrett
beb1e9d4dd * finish move from hard coded tag to #define'd constant tag
This commit was SVN r12674.
2006-11-27 21:55:41 +00:00
Brian Barrett
0c25f7be09 More One-sided fixes:
* Fix a counter roll-over issue that could result from a large (but
    not excessive) number of outstanding put/get/accumulate calls
    during a single synchronization issues (Refs trac:506)
  * Fix epoch issue with rdma component that would effect PWSC
    synchronization (Refs trac:507)

This commit was SVN r12673.

The following Trac tickets were found above:
  Ticket 506 --> https://svn.open-mpi.org/trac/ompi/ticket/506
  Ticket 507 --> https://svn.open-mpi.org/trac/ompi/ticket/507
2006-11-27 21:41:29 +00:00
George Bosilca
59cfee0cd2 Use the MX infinite timeout by default. The user can modify it using an MCA
parameter.

This commit was SVN r12670.
2006-11-27 20:18:58 +00:00
Brian Barrett
993d2a7753 Fix for issue IU is seeing on BigRed with connections timing out during
MPI_INIT.  Use an infinite timeout, which is exactly what MPICH-MX does.

This commit was SVN r12669.
2006-11-27 20:10:27 +00:00
Brian Barrett
63e5668e29 Number of one-sided fixes:
* use one-sided datatype check instead of send/receive and check both
    the origin and target datatypes
  * allow error handler to be set on MPI_WIN_NULL, per standard
  * Allow recursive calls into the pt2pt osc component's progress
    function
  * Fix an uninitialized variable problem in the unlock header

This commit was SVN r12667.
2006-11-27 03:22:44 +00:00
Brian Barrett
0895f5e08d Rename OMPI_PROCESS_NAME_{HTON, NTOH} macros to ORTE_PROCESS_NAME_{HTON, NTOH}
because they are in ORTE, not OMPI.  Also, remove the ORTE_PROCESS_NAME macros
in iof base as they are duplicates of the ones that were in ns_types, which 
meant that bad things happened if you changed what an orte_process_name_t
looked like.

This commit was SVN r12646.
2006-11-22 03:03:21 +00:00
Brian Barrett
33320b7165 Rework the opal_progress interface to better support dynamic processes and at
the same time, remove some of the MPI-related options from OPAL:

  - provide mechanism to change at runtime whether sched_yield() should 
    be called when the progress engine is idle
  - provide mechanism for changing the rate at which the event engine
    is called when there are "no" users of the event engine (ie, when
    using MPI but not TCP)
  - fix some function names in the progress engine to better match
    their intended use (and remove MPI naming scheme)
  - remove progress_mpi_enable / progress_mpi_disable because 
    we can now use the functions to set the sched_yield and
    tick rate interfaces
  - rename opal_progress_events() to opal_progress_set_event_flag()
    because the first really isn't descriptive of what the function
    does and I always got confused by it

This commit was SVN r12645.
2006-11-22 02:06:52 +00:00
Jeff Squyres
922f335678 Fixes trac:624
Ensure that the new predefined MPI-2 attribute callback functions take
the proper types (INTEGER, kind=MPI_ADDRESS_KIND instead of just
INTEGER).

This commit was SVN r12639.

The following Trac tickets were found above:
  Ticket 624 --> https://svn.open-mpi.org/trac/ompi/ticket/624
2006-11-21 13:54:13 +00:00
Ralph Castain
6d6cebb4a7 Bring over the update to terminate orteds that are generated by a dynamic spawn such as comm_spawn. This introduces the concept of a job "family" - i.e., jobs that have a parent/child relationship. Comm_spawn'ed jobs have a parent (the one that spawned them). We track that relationship throughout the lineage - i.e., if a comm_spawned job in turn calls comm_spawn, then it has a parent (the one that spawned it) and a "root" job (the original job that started things).
Accordingly, there are new APIs to the name service to support the ability to get a job's parent, root, immediate children, and all its descendants. In addition, the terminate_job, terminate_orted, and signal_job APIs for the PLS have been modified to accept attributes that define the extent of their actions. For example, doing a "terminate_job" with an attribute of ORTE_NS_INCLUDE_DESCENDANTS will terminate the given jobid AND all jobs that descended from it.

I have tested this capability on a MacBook under rsh, Odin under SLURM, and LANL's Flash (bproc). It worked successfully on non-MPI jobs (both simple and including a spawn), and MPI jobs (again, both simple and with a spawn).

This commit was SVN r12597.
2006-11-14 19:34:59 +00:00
George Bosilca
139f9cf3d0 Make sure we disable the MX shared memory when we use the MX BTL.
This commit was SVN r12587.
2006-11-13 22:17:06 +00:00
Andrew Friedley
a4bdcb4faa Fix a segfault that turned up in more MPI_THREAD_MULTIPLE testing.
Same sort of problem and fix as described in r12323 - mca_pml_ob1_recv_frag_progress() was segfaulting due to a NULL req_proc pointer.  The path leading to this was through the mca_pml_ob1_check_cantmatch_for_match() function, where we can match a frag using the same macros as mca_pml_ob1_frag_match() and never initialize the req_proc pointer.

This commit was SVN r12582.

The following SVN revision numbers were found above:
  r12323 --> open-mpi/ompi@c752502dee
2006-11-13 20:12:51 +00:00
George Bosilca
b621069638 Don't copy the reference count when we duplicate a datatype. Thanks
to Andreas Schafer for the fix.

This commit was SVN r12566.
2006-11-13 05:45:29 +00:00
Ralph Castain
8b6921f297 Initialize the rank variable before it is used.
This commit was SVN r12565.
2006-11-13 02:37:12 +00:00
George Bosilca
2b9f6613c9 Rewrite the ompi_ddt_sndrcv function.
This commit was SVN r12561.
2006-11-12 05:56:02 +00:00
George Bosilca
2ee30fd468 This wasn't the correct way to write the if statement. What I want is
that if one of them is zero then the if will get executed.

This commit was SVN r12560.
2006-11-12 05:27:27 +00:00
Gleb Natapov
9933a6f469 Previous fix doesn't fix the case when opcode is changed in put/get functions.
The fix is to set opcode to SEND at the entrance to the send function before
checking credits and putting fragment to the pending list. We do the same thing
in put/get functions i.e setting opcode at the entrance to the function.

This commit was SVN r12559.
2006-11-11 07:51:06 +00:00
Ralph Castain
4e50cdae52 This commit accomplishes two things:
1. Fix the "hang" condition when an application isn't found. It turned out that the ODLS had some difficulty with the process actually not having been started - hence, it never called the waitpid callback. As a result, the "terminated" trigger didn't fire, and so mpirun didn't wake up. With this change, the HNP's errmgr forces the issue by causing the trigger to fire itself when an abort condition occurs.

2. Shift the recording of the pid and the nodename from mpi_init to the orted launcher. This allows programs such as Eclipse PTP to get the pids even for non-MPI applications. In the case of bproc, the pls handles this chore since we don't use orteds in that system.

This commit was SVN r12558.
2006-11-11 04:03:45 +00:00
George Bosilca
ec410644ce Implement the send receive as 2 non blocking operations. That will help us
avoiding too many calls to opal_progress.

This commit was SVN r12553.
2006-11-10 23:06:19 +00:00
George Bosilca
c2c6a1b37e Correctly compute the number of elements in a segment.
For broadcast send the correct size for all intermediary nodes.

This commit was SVN r12552.
2006-11-10 23:04:50 +00:00
George Bosilca
7102147b9f Correctly detect when the specified algorithm is out of range. In
this case we reset it to zero.

This commit was SVN r12551.
2006-11-10 21:47:07 +00:00
George Bosilca
bfbd0e61f6 Minimize the number of lines of code :)
This commit was SVN r12550.
2006-11-10 20:56:08 +00:00
George Bosilca
a38cd366d7 Construct the convertor. It's not really required, but it's not in the
critical path anyway. At least in debug mode we get nice informations about
where the convertor was created.

This commit was SVN r12549.
2006-11-10 20:55:06 +00:00
George Bosilca
858ab24e8e The req_mtl field has to be the last in the struct or bad things happen.
This commit was SVN r12548.
2006-11-10 20:53:41 +00:00
George Bosilca
af68171253 Use the macro to compute the number of elements in a segment in both
bcast and reduce and update the default values for the variables
as required by the comment in the coll_tuned.h file.

This commit was SVN r12546.
2006-11-10 20:04:08 +00:00
George Bosilca
476b922074 Updates & upgrades:
- consistent arguments checking (not allowing to select an algorithm which
     is not available)
 - consistent way of computing the segcount (number of datatypes by segment).
 - small cleanups.
 - more informative debugging messages.

This commit was SVN r12545.
2006-11-10 19:54:09 +00:00
Gleb Natapov
7e03b83d23 Reset opcode field to SEND. It is checked later in pending progress function.
This commit was SVN r12531.
2006-11-10 06:17:00 +00:00
George Bosilca
77ef979457 New architecture for broadcast. A generic broadcast working on a tree
description. Most of the bcast algorithms can be completed using this
generic function once we create the tree structure. Add all kind of
trees.

There are 2 versions of the generic bcast function. One using overlapping
between receives (for intermediary nodes) and then blocking sends to all
childs and another where all sends are non blocking. I still have to
figure out which one give the smallest overhead.

This commit was SVN r12530.
2006-11-10 05:53:50 +00:00
George Bosilca
17405cd9c6 A temporary fix, until we figure out a better approach. The problem
is that if one add "pml=" to the configuration file, really bad things
happen. All PMLs will get initialize, and each of them will initialize
all BTLs. This patch force the mca_pml_base_pml to get initialized in
all cases before we go out of the mca_pml_base_open function.

This commit was SVN r12527.
2006-11-10 04:53:00 +00:00
George Bosilca
ab1655079d Turn off the CONVERTOR_NO_OP once we reach this point.
This commit was SVN r12526.
2006-11-09 23:56:31 +00:00
Jeff Squyres
8a08b092f6 Check to see if we need to do anything. If we don't (i.e., if all the
rcounts are 0), then just return MPI_SUCCESS.

This commit was SVN r12525.
2006-11-09 23:21:34 +00:00
George Bosilca
4cb7910a8b And now the optimization step.
This commit was SVN r12521.
2006-11-09 20:26:51 +00:00
George Bosilca
1d80f685b5 Remove one compiler warning.
This commit was SVN r12520.
2006-11-09 20:08:43 +00:00
George Bosilca
e33d1dedab Rewrite the conditions to keep them as small as possible. Correct some
of these conditions. Optimize the flags generation for the convertor.

This commit was SVN r12518.
2006-11-09 19:33:19 +00:00