So we can set default value to 0 on the TRUNK now and probably 1.3 branch. Lenny.
On Tue, Dec 23, 2008 at 4:05 PM, Richard Graham <rlgra...@ornl.gov> wrote: > Not needed now. Since we did not want to deal with trying to grow the > shared memory file after it's allocation, with all the required > synchronization, we allocated extra memory up front - for dynamic process > control. Since this has never been enabled, we really don't need this extra > memory. > > Rich > > > On 12/22/08 11:47 AM, "Eugene Loh" <eugene....@sun.com> wrote: > >> Why does the sm BTL allocate "extra procs"? >> >> E.g., >> >> https://svn.open-mpi.org/trac/ompi/browser/branches/v1.3/ompi/mca/btl/sm/btl_s >> m.c?version=19785#L403 >> >> In particular: >> >> *) sm_max_procs is -1 (so there is no max) >> *) sm_sm_extra_procs (sic, this is the ompi_info name) is 2 >> >> So, if there are n procs on the node, it allocates FIFOs for n*(n+2) >> connections. Why? >> _______________________________________________ >> devel mailing list >> de...@open-mpi.org >> http://www.open-mpi.org/mailman/listinfo.cgi/devel > > _______________________________________________ > devel mailing list > de...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/devel >
