[mpich-discuss] MPI-IO flow of call

[Rob Latham]

On Wed, Apr 06, 2011 at 07:04:36PM +0530, Kaveri Zanje wrote:
> I want to understand the flow of IO stack for MPI-IO calls,
> Is there any tool for it, to trace this call?
> How can I do it?
> I have o.s. Ubuntu, using mpich2-1.3.2p1 of MPI.
> Can any one help me?

Have you tried http://www.gnu.org/software/cflow/ ?
Do you know about cscope?
There are some function pointers in the adio/ layer that make hopping
around the source tree a little less straightforward...

==rob

-- 
Rob Latham
Mathematics and Computer Science Division
Argonne National Lab, IL USA