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_at_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?
Three out of two people have difficulties with fractions.