$ ./configure --help |& grep thread
code will ever run in SMP or multi-threaded
--enable-opal-multi-threads
Enable thread support inside OPAL (default:
--enable-mpi-thread-multiple
Enable MPI_THREAD_MULTIPLE support (default:
--with-threads Set thread type (posix)
On Nov 5, 2014, at 3:32 AM, Joshua Ladd <[email protected]> wrote:
> Jeff,
>
> What configure voodoo do we need to add to our MTT to get this functional
> again?
>
> Josh
>
> On Tue, Nov 4, 2014 at 12:33 PM, Ralph Castain <[email protected]> wrote:
> That would be correct - we restored some configure flags that are required to
> make multi-thread programs work. Jeff can probably provide more info.
>
>
>> On Nov 4, 2014, at 9:15 AM, Alina Sklarevich <[email protected]>
>> wrote:
>>
>> Hi,
>>
>> We observe a hang when running the multi-threading support test "latency.c"
>> (attached to this report), which uses MPI_THREAD_MULTIPLE.
>>
>> The hang happens immediately at the begining of the test and is reproduced
>> in the v1.8 release branch.
>>
>> The command line to reproduce the behavior is:
>>
>> $ mpirun --map-by node --bind-to core -display-map -np 2 -mca pml ob1 -mca
>> btl tcp,self ./thread-tests-1.1/latency
>>
>> The last commit with which the hang doesn't reproduce is:
>> commit: e4d4266d9c69e
>>
>>
>>
>> And problems begin after commit:
>>
>>
>>
>> commit 09b867374e9618007b81bfaf674ec6df04548bed
>>
>> Author: Jeff Squyres <[email protected]>
>>
>> Date: Fri Oct 31 12:42:50 2014 -0700
>>
>>
>>
>> Revert most of open-mpi/ompi@6ef938de3fa9ca0fed2c5bcb0736f65b0d8803af
>>
>>
>>
>> Is this expected behavior? In other words, should we not expect any stable
>> release in the 1.8.x series to be able to use MPI_THREAD_MULTIPLE with even
>> the TCP and SM BTLs?
>>
>>
>>
>> Please advise.
>>
>>
>>
>> Thanks,
>>
>> Alina.
>>
>>
>>
>>
>>
>> <latency.c>_______________________________________________
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>> http://www.open-mpi.org/community/lists/devel/2014/11/16175.php
>
>
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>
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--
Jeff Squyres
[email protected]
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