[Mpi3-ft] error vs fault

[Darius Buntinas]

The size of the change concerns me as well, but I figure we can see what it looks like once I'm done, and decide how to proceed then.

I'll aim for getting it done by June 30.

-d

On Jun 24, 2011, at 2:08 PM, Josh Hursey wrote:

> It sounds ok to try out. A clear distinction between what the MPI
> standard means when it refers to faults, errors, and erroneous
> programs might be a useful clarification (since even with the RTS
> proposal an application can still be erroneous if they do not heed the
> semantic requirements of MPI).
> 
> I'm a little concerned about adding something that significant to the
> RTS proposal this close to the deadline. In particular, I think we
> might need to discuss the changes that you propose before committing
> to them.
> 
> So I would suggest that you fork the ft-wg RTS proposal in the SVN
> repository and make the changes there (I think you have permissions to
> do that, if not let me know and we'll sort it out). Then once it is
> ready we can review the changes and decide if we want to merge them in
> now, later, or push to the future. Merging them back in shouldn't be
> too difficult if we like what we see, but pulling them out if we
> cannot agree before the deadline might be more difficult.
> 
> The absolute final day for the RTS proposal is July 4. Since that is a
> US holiday, I intend on sending out the RTS proposal next Thursday
> (June 30). So my hope is that Wed. June 29 on the teleconf we are
> making the final edits before it goes out the door.
> 
> -- Josh
> 
> 
> On Thu, Jun 23, 2011 at 7:40 PM, Bronevetsky, Greg
> <bronevetsky1 at llnl.gov> wrote:
>> I don't know if we need to. It sounds like this is too much detail for the type of change that Darius is proposing. It sounds good to me.
>> 
>> Greg Bronevetsky
>> Lawrence Livermore National Lab
>> (925) 424-5756
>> bronevetsky at llnl.gov
>> http://greg.bronevetsky.com
>> 
>> 
>>> -----Original Message-----
>>> From: mpi3-ft-bounces at lists.mpi-forum.org [mailto:mpi3-ft-
>>> bounces at lists.mpi-forum.org] On Behalf Of Graham, Richard L.
>>> Sent: Thursday, June 23, 2011 4:20 PM
>>> To: 'MPI 3.0 Fault Tolerance and Dynamic Process Control working Group';
>>> 'MPI 3.0 Fault Tolerance and Dynamic Process Control working Group'
>>> Subject: Re: [Mpi3-ft] error vs fault
>>> 
>>> How will you distinguish between an error that is the result of a bad
>>> parameter and a "detected fault" ?
>>> 
>>> Rich
>>> 
>>> 
>>> 
>>> Sent with Good (www.good.com)
>>> 
>>> 
>>>  -----Original Message-----
>>> From:         Darius Buntinas [mailto:buntinas at mcs.anl.gov]
>>> Sent: Thursday, June 23, 2011 05:30 PM Eastern Standard Time
>>> To:   MPI 3.0 Fault Tolerance and Dynamic Process Control working Group
>>> Subject:      [Mpi3-ft] error vs fault
>>> 
>>> 
>>> I feel it would be easier to explain/understand FT related things if we
>>> distinguished between errors and faults, i.e., an error is a detected fault.  I'd
>>> like to take a stab at running through the whole standard to make these
>>> changes.  But before I spend time on this I'd like to make sure people are OK
>>> with it.
>>> 
>>> I believe I'd have to be done with this by Wednesday.  (right Josh?)
>>> 
>>> Does anyone have objections?
>>> 
>>> -d
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> 
> 
> 
> -- 
> Joshua Hursey
> Postdoctoral Research Associate
> Oak Ridge National Laboratory
> http://users.nccs.gov/~jjhursey
> 
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