That would be because I am not at svn HEAD, nor have any desire to be at the moment ;-) Just trying to get thesis results ... no time for debugging.
-J Roy Stogner writes: > On Mon, 26 Nov 2007, John Peterson wrote: > > > I do remember it. I thought we had checked it in and so I figured > > that couldn't *still* be the problem. Oh well. > > It looked like there was one problem left over - I'm not sure how it > wasn't affecting your code, but on my problems Mesh::write started > hanging in parallel when processor 0 got to MeshTools::n_levels() and > the other processors weren't also there doing their part in that > parallel-only function. > > I've just checked in a fix for legacy_xdr_io.C; you might want to > check it out and make sure I haven't re-broken anything for you. > --- > Roy > > > > On Nov 26, 2007 11:15 AM, John Peterson <[EMAIL PROTECTED]> wrote: > > > > OK, so it's not an n^2 algorithm, but XdrIO::write() currently gets > > > > called on all CPUs, and so all of them try to write to the same file > > > > at the same time. Turns out this is a lot more noticeable on 128 CPUs > > > > than it is on 4... > > > > > > > > The fix should be to wrap the call to write in if (processor_id==0) > > > > as is done for GMVIO. I'll try to check this fix in today. ------------------------------------------------------------------------- SF.Net email is sponsored by: The Future of Linux Business White Paper from Novell. From the desktop to the data center, Linux is going mainstream. Let it simplify your IT future. http://altfarm.mediaplex.com/ad/ck/8857-50307-18918-4 _______________________________________________ Libmesh-devel mailing list Libmesh-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/libmesh-devel
