On 6 October 2007 at 09:36, Dirk Eddelbuettel wrote: | | On 5 October 2007 at 21:31, Brian Barrett wrote: | | On Oct 5, 2007, at 8:48 PM, Dirk Eddelbuettel wrote: | | | | > With the (Debian package of the) current 1.2.4 release, I am seeing | | > a lot of | | > | | > mca: base: component_find: unable to open osc pt2pt: file not | | > found (ignored) | | > | | > that I'd like to suppress. | | > | | > For these Debian packages, we added a (commented-out by default) | | > entry to | | > suppress the Infiniband noise when no Infiniband hardware is to be | | > found. I | | > would like to suppress this 'osc pt2pt' message too. | | > | | > But all attempts at guestimating parameters for | | > /etc/openmpi/openmpi-mca-params.conf | | > based on what | | > ompi_info all all | | > shows failed. Could someone help me along? | | | | This is a bit different, and points to something bad going on. The | | error message is that for some reason, a library that the pt2pt | | component depends on was not found. The pt2pt osc component is | | Uh-oh. Doesn't sound good. | | | entirely built on the MPI layer -- it shouldn't have any external | | dependencies. Can you run ldd on the library and see if there's | | anything obvious? | | edd@ron:~> ldd /usr/lib/openmpi/mca_osc_pt2pt.so | libnsl.so.1 => /lib/i686/cmov/libnsl.so.1 (0xb7f9a000) | libutil.so.1 => /lib/i686/cmov/libutil.so.1 (0xb7f96000) | libm.so.6 => /lib/i686/cmov/libm.so.6 (0xb7f70000) | libpthread.so.0 => /lib/i686/cmov/libpthread.so.0 (0xb7f59000) | libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb7e11000) | /lib/ld-linux.so.2 (0x80000000) | | Not that I can tell. What else could I test? The build-logs don't reveal | anything fishy -- all pt2pt occurrences look fine. The build itself | proceeded fine (and this was the Debian package build I then uplod)
Two more observations: -- the message does not appear on my Ubuntu system -- but it appears on Hao's Debian machine which does not use the Debian package Could this be some dynamic loading issue? How can we go about solving this? Dirk -- Three out of two people have difficulties with fractions.
