On Mon, Apr 07, 2008 at 07:07:38AM -0600, Ralph H Castain wrote:
> On 4/7/08 7:04 AM, "Gleb Natapov" <glebn_at_[hidden]> wrote:
> > On Fri, Apr 04, 2008 at 10:52:38AM -0600, Ralph H Castain wrote:
> >> With compression "on", you will get output telling you the original size of
> >> the message and its compressed size so you can see what was done.
> > I see this output:
> > uncompressed allgather msg orig size 67521 compressed size 4162.
> > What is "allgather msg"
> It is the modex message - it is "shared" across all the procs via an
> allgather procedure
If I'll divide allgather msg size by number of processes I should get a
modex size of one process. Is this correct? Also can you explain how
allgather is implemented in orte (sorry if you already explained this once
and I missed it).