[Mpi3-ft] Summary of today's meeting

[Mike Heffner]

Greg Bronevetsky wrote:
>>       Application-directed C/R will still require some quiescence
>>       hooks from the MPI layer (ex: asyncronous progression by the MPI
>>       layer). There was some discussion on this.

> What kind of quiscence are you thinking of? It seems to me that 
> applications will simply need to ensure that either no messages are 
> in-flight at the time of the checkpoint or that all such messages have 
> been logged appropriately by the application.

In an application-directed C/R system that would be the ideal MPI 
quiescence.


Mike

-- 

   Mike Heffner <mike.heffner at evergrid.com>
   Librato, Inc.
   Blacksburg, VA USA

   Voice: (540) 443-3500 #603