[Beowulf] Jeff Squayres MPI proposals

Douglas Eadline deadline at eadline.org
Thu Mar 3 11:40:07 PST 2016

-- snip--

> ps. I heard the 'Flock of Birds' paradigm at Fosdem for the first time. So
> you heard it from me.
> That's what we'll need for Exascale - a flock of compute units launched as
> a flock to work on a problem,
> but if some of the birds fall out of the air the flock continues.

Yes, failure needs to be option.

I always preferred the insect analogy or swarm intelligence. When
an ant dies, the other push it out of the way and continue, or eat it,
or feed it to the queen. Some of the best and most efficient decentralized
parallel operations can be found in those ant hills.


> Pps. Told to me by an aero engineer - when migrating birds are ont the
> wing at high altitude, in Vic formations,
> if one gets sick or tired tt will descend for a rest.
> TWO other birds go down with it, as they know it will take that amount of
> help to get back up to the flock by slipstreaming.
> Hmmm... do we need compute units to help a sick one...
> ________________________________
> Scanned by MailMarshal - M86 Security's comprehensive email content
> security solution.
> ________________________________
> Any views or opinions presented in this email are solely those of the
> author and do not necessarily represent those of the company. Employees of
> XMA Ltd are expressly required not to make defamatory statements and not
> to infringe or authorise any infringement of copyright or any other legal
> right by email communications. Any such communication is contrary to
> company policy and outside the scope of the employment of the individual
> concerned. The company will not accept any liability in respect of such
> communication, and the employee responsible will be personally liable for
> any damages or other liability arising. XMA Limited is registered in
> England and Wales (registered no. 2051703). Registered Office: Wilford
> Industrial Estate, Ruddington Lane, Wilford, Nottingham, NG11 7EP
> --
> Mailscanner: Clean
> _______________________________________________
> Beowulf mailing list, Beowulf at beowulf.org sponsored by Penguin Computing
> To change your subscription (digest mode or unsubscribe) visit
> http://www.beowulf.org/mailman/listinfo/beowulf


Mailscanner: Clean

More information about the Beowulf mailing list