Many thanks to Noah for his off-list help in diagnosing the problem. There was an undiagnosed VPATH build issue in OMPI that surfaced with the Java bindings. This has been fixed - the tarball generated tonight will include the patch.
Thanks again, Noah. Ralph On Feb 22, 2012, at 12:51 PM, Noah Watkins wrote: > I have LD_LIBRARY_PATH pointing to the full OpenMPI installation, which seems > to include the MPI libraries. Is that what you meant by OMPI libraries? > > nwatkins@kyoto:~/projects/openmpi_java/openmpi-1.7a1r25994/examples$ echo > $LD_LIBRARY_PATH > /home/nwatkins/projects/openmpi_java/install/lib: > > nwatkins@kyoto:~/projects/openmpi_java/openmpi-1.7a1r25994/examples$ ls -l > /home/nwatkins/projects/openmpi_java/install/lib > total 19372 > -rwxr-xr-x 1 nwatkins nwatkins 1027 2012-02-22 09:49 libmca_common_sm.la > lrwxrwxrwx 1 nwatkins nwatkins 25 2012-02-22 09:49 libmca_common_sm.so > -> libmca_common_sm.so.0.0.0 > lrwxrwxrwx 1 nwatkins nwatkins 25 2012-02-22 09:49 > libmca_common_sm.so.0 -> libmca_common_sm.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 77835 2012-02-22 09:49 > libmca_common_sm.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 1140 2012-02-22 09:49 libmpi_java.la > lrwxrwxrwx 1 nwatkins nwatkins 20 2012-02-22 09:49 libmpi_java.so -> > libmpi_java.so.0.0.0 > lrwxrwxrwx 1 nwatkins nwatkins 20 2012-02-22 09:49 libmpi_java.so.0 -> > libmpi_java.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 393888 2012-02-22 09:49 libmpi_java.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 1051 2012-02-22 09:49 libmpi.la > lrwxrwxrwx 1 nwatkins nwatkins 15 2012-02-22 09:49 libmpi.so -> > libmpi.so.0.0.0 > lrwxrwxrwx 1 nwatkins nwatkins 15 2012-02-22 09:49 libmpi.so.0 -> > libmpi.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 12002747 2012-02-22 09:49 libmpi.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 1003 2012-02-22 09:49 libompitrace.la > lrwxrwxrwx 1 nwatkins nwatkins 21 2012-02-22 09:49 libompitrace.so -> > libompitrace.so.0.0.0 > lrwxrwxrwx 1 nwatkins nwatkins 21 2012-02-22 09:49 libompitrace.so.0 -> > libompitrace.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 86113 2012-02-22 09:49 libompitrace.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 1081 2012-02-22 09:49 libopen-pal.la > lrwxrwxrwx 1 nwatkins nwatkins 20 2012-02-22 09:49 libopen-pal.so -> > libopen-pal.so.0.0.0 > lrwxrwxrwx 1 nwatkins nwatkins 20 2012-02-22 09:49 libopen-pal.so.0 -> > libopen-pal.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 2493981 2012-02-22 09:49 libopen-pal.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 1081 2012-02-22 09:49 libopen-rte.la > lrwxrwxrwx 1 nwatkins nwatkins 20 2012-02-22 09:49 libopen-rte.so -> > libopen-rte.so.0.0.0 > lrwxrwxrwx 1 nwatkins nwatkins 20 2012-02-22 09:49 libopen-rte.so.0 -> > libopen-rte.so.0.0.0 > -rwxr-xr-x 1 nwatkins nwatkins 4695012 2012-02-22 09:49 libopen-rte.so.0.0.0 > -rw-r--r-- 1 nwatkins nwatkins 27260 2012-02-22 09:49 mpi.jar > drwxrwxr-x 2 nwatkins nwatkins 12288 2012-02-22 09:49 openmpi > drwxrwxr-x 2 nwatkins nwatkins 4096 2012-02-22 09:49 pkgconfig > > On Feb 22, 2012, at 10:25 AM, Ralph Castain wrote: > >> Hi Noah >> >> Your LD_LIBRARY_PATH has to include the path to the OMPI libraries so we can >> find libmpi. Did you include your $prefix/lib[64] in it? >> >> On Feb 22, 2012, at 11:02 AM, Noah Watkins wrote: >> >>> Just gave the nightly release a try and I'm getting an error: >>> >>> nwatkins@kyoto:~/projects/openmpi_java/openmpi-1.7a1r25994/examples$ mpirun >>> -np 1 java Hello >>> JAVA BINDINGS FAILED TO LOAD REQUIRED LIBRARIES >>> >>> My setup is on the latest Ubuntu with: >>> >>> 1. Built with contrib/platform/hadoop/linux >>> 2. Compiled example with mpijavac >>> 3. LD_LIBRARY_PATH set to /mpi/java/install/lib >>> >>> Looks like Java is loading libmpi_java successfully, and something is going >>> awry with the library magic in mpi_MPI.c:loadGlobalLibraries() >>> >>> Thanks, >>> Noah >>> >>> On Feb 21, 2012, at 3:05 PM, Ralph Castain wrote: >>> >>>> Hi folks >>>> >>>> With support from EMC, several of us in the Open MPI community (including >>>> LANL, Cisco, HLRS, Oracle, and IBM) have integrated Java bindings into the >>>> Open MPI code. The new bindings are not part of a formal release as this >>>> time (will be in the upcoming 1.7 series), but can be obtained from the >>>> Open MPI web site at: >>>> >>>> http://www.open-mpi.org/nightly/trunk/ >>>> >>>> Instructions on how to build the binding support, build and run >>>> applications, etc. can be found in our FAQ section: >>>> >>>> http://www.open-mpi.org/faq/?category=java >>>> >>>> Please feel free to post questions and bug reports to the OMPI User >>>> mailing list: >>>> >>>> http://www.open-mpi.org/community/lists/ompi.php >>>> >>>> >>>> I hope to release a version of Hamster in the not-too-distant future, once >>>> I finally get the 0.23 Hadoop release branch to successfully build and run >>>> on at least one of my machines (I've given up on the trunk). :-/ >>>> >>>> Ralph >>>> >>> >> >
