Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Eugen Leitl
On Thu, May 16, 2013 at 01:37:05PM -0400, Mark Hahn wrote: > >On Thu, May 16, 2013 at 10:28:12AM -0400, Mark Hahn wrote: > >>- do we need exascale anyway? would the world be better off with a thousand > > > >Yes, EFlops is entry level for projects like > >http://www.wired.com/wiredscience/2013/05/

[Beowulf] [hpc-announce] EURO-PAR 2013 WORKSHOPS: SECOND JOINT CALL FOR PAPERS

2013-05-16 Thread an Mey, Dieter
[Apologies if you got multiple copies of this email. If you'd like to opt out of these announcements, information on how to unsubscribe is available at the bottom of this email.] * EURO-PAR 2013 WORKSHOPS: SECOND JOINT CALL

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Christopher Samuel
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 17/05/13 01:55, Eugen Leitl wrote: > What, it ain't even Friday yet? Depends on your timezone.. ;-) cheers, Chris (GMT +10) - -- Christopher SamuelSenior Systems Administrator VLSCI - Victorian Life Sciences Computation Initiative Ema

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Lux, Jim (337C)
On 5/16/13 9:50 AM, "Mark Hahn" wrote: >>> >> I saw some presentation a year or two ago that showed an exascale >>system as >> a sphere with the switch complex in the center. It looked very 60s-ish, >> proto-EPCOTish... > >works for me! though if you're going to do that, it would be awefully >

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Joe Landman
On 05/16/2013 01:37 PM, Mark Hahn wrote: >> On Thu, May 16, 2013 at 10:28:12AM -0400, Mark Hahn wrote: >>> - do we need exascale anyway? would the world be better off with a thousand >> >> Yes, EFlops is entry level for projects like >> http://www.wired.com/wiredscience/2013/05/neurologist-markam-

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Mark Hahn
> On Thu, May 16, 2013 at 10:28:12AM -0400, Mark Hahn wrote: >> - do we need exascale anyway? would the world be better off with a thousand > > Yes, EFlops is entry level for projects like > http://www.wired.com/wiredscience/2013/05/neurologist-markam-human-brain/all/ > and if you want invididuall

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Mark Hahn
>> that since we exist in 3d, our networks need to be a 3d lattice at scale. >> fighting power (flops, comm) seems like a noble, *engineering* fight, >> but fighting our existence's dimensionality is silly... > > We already exist in 3d - racks. We limit rack heights due to weight already > (another

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread atchley tds.net
On Thu, May 16, 2013 at 11:45 AM, Mark Hahn wrote: > I found it unilluminating, actually. don't we all know about power issues? >>> >> >> Know? Yes. To this extent? Maybe not. >> > > OK, I can see that. to me, power is similar to a number of other issues, > which provide extreme limits to scali

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Douglas Eadline
> And I thought it was hard to hire Fpga software developers. > Only in this universe -- Doug > Sent from my iPhone > > On May 16, 2013, at 8:37 AM, "Joe Landman" > wrote: > >> On 05/16/2013 11:23 AM, Eugen Leitl wrote: >>> On Thu, May 16, 2013 at 05:18:17PM +0200, Andrew Holway wrote: >> >> [.

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Lux, Jim (337C)
And I thought it was hard to hire Fpga software developers. Sent from my iPhone On May 16, 2013, at 8:37 AM, "Joe Landman" wrote: > On 05/16/2013 11:23 AM, Eugen Leitl wrote: >> On Thu, May 16, 2013 at 05:18:17PM +0200, Andrew Holway wrote: > > [...] > >>> Quantum or some shizzle. It will

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Eugen Leitl
On Thu, May 16, 2013 at 11:45:21AM -0400, Mark Hahn wrote: > anyone have an url on this topic? fundamentally, I've always reasoned that > since we exist in 3d, our networks need to be a 3d lattice at scale. Yeah, if you're working with nm^3 bits you can only directly couple to neighbor bits, wh

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Mark Hahn
>> I found it unilluminating, actually. don't we all know about power issues? > > Know? Yes. To this extent? Maybe not. OK, I can see that. to me, power is similar to a number of other issues, which provide extreme limits to scaling. (power, reliability, net, perhaps even storage and software

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Joe Landman
On 05/16/2013 11:23 AM, Eugen Leitl wrote: > On Thu, May 16, 2013 at 05:18:17PM +0200, Andrew Holway wrote: [...] >> Quantum or some shizzle. It will do to clusters what the cluster did >> to IBM and Cray. > > It's pretty clear we'll be getting self-assembled > molecular circuitry and spintronics

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Joe Landman
On 05/16/2013 11:18 AM, Andrew Holway wrote: > There is going to be a paradigm shift or some new kind of disruptive > technology is going to pop up before 'exascale' happens. > > Quantum or some shizzle. It will do to clusters what the cluster did > to IBM and Cray. We have to stop using fermions

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread atchley tds.net
> > There is going to be a paradigm shift or some new kind of disruptive > technology is going to pop up before 'exascale' happens. > > Quantum or some shizzle. It will do to clusters what the cluster did > to IBM and Cray. That is doubtful. We got a one-time jump from accelerators (per the slide

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Eugen Leitl
On Thu, May 16, 2013 at 05:18:17PM +0200, Andrew Holway wrote: > There is going to be a paradigm shift or some new kind of disruptive > technology is going to pop up before 'exascale' happens. Exascale will happen with conventional technology, it will just take a bit longer than 2020. We already h

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread atchley tds.net
On Thu, May 16, 2013 at 10:28 AM, Mark Hahn wrote: > >> > https://docs.google.com/file/d/0B83UyWf1s-CdZnFoS2RiU2lJbEU/edit?usp=drive_web > > Interesting, but depressing, presentation. > > I found it unilluminating, actually. don't we all know about power issues? > Know? Yes. To this extent? May

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Andrew Holway
There is going to be a paradigm shift or some new kind of disruptive technology is going to pop up before 'exascale' happens. Quantum or some shizzle. It will do to clusters what the cluster did to IBM and Cray. On 16 May 2013 17:01, Eugen Leitl wrote: > On Thu, May 16, 2013 at 10:28:12AM -0400,

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Eugen Leitl
On Thu, May 16, 2013 at 10:28:12AM -0400, Mark Hahn wrote: > - do we need exascale anyway? would the world be better off with a thousand Yes, EFlops is entry level for projects like http://www.wired.com/wiredscience/2013/05/neurologist-markam-human-brain/all/ and if you want invididually accura

Re: [Beowulf] Pony: not yours.

2013-05-16 Thread Mark Hahn
>> https://docs.google.com/file/d/0B83UyWf1s-CdZnFoS2RiU2lJbEU/edit?usp=drive_web > Interesting, but depressing, presentation. I found it unilluminating, actually. don't we all know about power issues? to me it raised two interesting questions: - what software and hardware architecture would be

Re: [Beowulf] Register article on AMD OCP motherboards

2013-05-16 Thread Eugen Leitl
On Thu, May 16, 2013 at 12:02:42AM +, Lux, Jim (337C) wrote: > There are people looking at clusters of FPGAs, with processors either > instantiated in the FPGA logic, or part of the fabric (e.g. PowerPC cores > in Xilinx FPGAs). Notice that Parallella Epiphany is basically an on-die DSP (Tige