aio ("advanced I/O") is a support library used for the MPI-2 IO
implementation in LAM (the ROMIO package). If LAM found it on the
node where you configured/compiled LAM/MPI, it will use it, and
therefore expect it to be found on every node where you run your MPI
applications.
On Apr 17, 2007, at 1:58 PM, Rich Naff wrote:
> Your suggestion was excellent. I couldn't apply it, for various
> reasons, to our 64-bit dual opteron machine, but I did download and
> apply it to a 32-bit machine. I then reran the test problem, using
> gfortran 4.3, and found that the problem still persists. I have a
> fair idea of what is causing the problem; it has to do with my usage
> of optional arguments.
>
> As long as I compile on the machine that I installed gfortran 4.3 on,
> everything works fine. However, if I attempt to compile, using the
> new install, from another machine, it complains about a missing
> library:
>
> (bash) robocomp.pts/6% make -f Make_p_713_gf43
> mpif77 -g -fbounds-check -I/usr/include -c common_parameters.f90
> mpif77 -g -fbounds-check -I/usr/include -c shared_common_parent.f90
> mpif77 -g -fbounds-check -I/usr/include -c utilities_parent.f90
> mpif77 -g -fbounds-check -I/usr/include -c error_handler.f90
> mpif77 -g -fbounds-check -I/usr/include -c make_partition_parent.f90
> mpif77 -g -fbounds-check -I/usr/include -c MS_partition_parent.f90
> mpif77 -g -fbounds-check -I/usr/include -c reorder_parent.f90
> mpif77 -g -fbounds-check -I/usr/include -c MS_PCG_parent.f90
> mpif77 -g -fbounds-check -I/usr/include -c driver_linear.f90
> mpif77 -g -fbounds-check -I/usr/include -c elapsed_time_function.f90
> mpif77 -o parent_713_gf43.ex driver_linear.o
> elapsed_time_function.o error_handler.o common_parameters.o
> shared_common_parent.o utilities_parent.o make_partition_parent.o
> MS_partition_parent.o reorder_parent.o MS_PCG_parent.o -L/z/
> niwot/home/rlnaff/usr/irun/lib -g -fbounds-check -I/usr/include
> /usr/bin/ld: cannot find -laio
> collect2: ld returned 1 exit status
> make: *** [parent_713_gf43.ex] Error 1
>
> Any ideas?
>
> -- Rich Naff
>
>
>
> On Tue, 17 Apr 2007, Milan Hodoscek wrote:
>
>>>>>>> "Rich" == Rich Naff <rlnaff_at_[hidden]> writes:
>>
>> Rich> As I live in a world where the computer administrator does
>> Rich> the upgrades, I am reluctant to ask for upgrades unless I
>> Rich> can justify the effort.
>>
>> I don't see there is a problem here. You can always install whatever
>> gcc version you want on your home directory. The instructions to do
>> that are really simple. Then you just change the path and you are on
>> your own. I suggest you use -static to link the executable, so you
>> can
>> run it on any node without the need for extra path or
>> LD_LIBRARY_PATH,
>> but that wold work, too.
>>
>> Welcome to software freedom -- Milan
>> _______________________________________________
>> This list is archived at http://www.lam-mpi.org/MailArchives/lam/
>>
>
> --
> Rich Naff
> U.S. Geological Survey
> MS 413 Box 25046
> Denver, CO 80225 USA
> telephone: (303) 236-4986
> Email: rlnaff_at_[hidden]
> _______________________________________________
> This list is archived at http://www.lam-mpi.org/MailArchives/lam/
--
Jeff Squyres
Cisco Systems
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