Please stop, both of you. /tony
On Thu, 2019-05-09 at 09:31 -0500, Richard Walsh wrote: > > Jeffrey Layton wrote: > > > I've been watching for OpenMP-Nazis and it looks like I found one. > > This is a joke, just like your apology. You know nothing about me > and to > suggest (without any evidence) that I threatened your family is a > measure > of limited depth of your standard of proof in general I would say ... > if I do not > like it ... it must not be true. > > Peter K. essentially repeated my thoughts ... I guess he must be a > Nazi also. > > rbw > > > On Thu, May 9, 2019 at 7:49 AM Jeffrey Layton <layto...@gmail.com> > wrote: > > Very serious. Someone does need help - and culture needs changing > > (i.e. OpenMP). But apologies for posting this here. I've been > > watching for OpenMP-Nazis and it looks like I found one. > > > > Again - apologies for posting about this to the list. > > > > An now back to your regularly scheduled discussion where Carol > > Merrill is standing. > > > > Jeff > > > > > > On Thu, May 9, 2019 at 2:16 AM John Hearns via Beowulf <beowulf@beo > > wulf.org> wrote: > > > Seriously? Wha.. what? Someone needs to get help. > > > And it wasn't me. I am a member of the People's Front of Julia. > > > > > > (contrived Python reference intentional) > > > > > > On Wed, 8 May 2019 at 22:57, Jeffrey Layton <layto...@gmail.com> > > > wrote: > > > > I wrote some OpenACC articles for HPC Admin Magazine. A number > > > > of pro-OpenMP people attacked me on twitter (you know, OpenACC > > > > sucks, OpenMP is great). I received a private email threatening > > > > to kill me and my family if I didn't stop writing about > > > > OpenACC. Given your pro-OpenMP, anti-OpenACC stance, using the > > > > same tone as the threatening email, I wondered if that email > > > > came from you. > > > > > > > > > > > > > > > > On Wed, May 8, 2019, 17:48 Richard Walsh <rbwcn...@gmail.com> > > > > wrote: > > > > > Huh ... ?? Weird, scary ... > > > > > > > > > > Just MHO. Dropping off this thread now ... > > > > > > > > > > rbw > > > > > > > > > > Sent from my iPhone > > > > > > > > > > On May 8, 2019, at 4:29 PM, Jeffrey Layton <layto...@gmail.co > > > > > m> wrote: > > > > > > > > > > > I was just pointing out that gcc has Open ACC capability on > > > > > > AMD GPUs. > > > > > > > > > > > > I didn't realize you part of the OpenMP Nazis. Were you the > > > > > > one that threatened me and my family because I wrote about > > > > > > OpenACC? > > > > > > > > > > > > > > > > > > > > > > > > On Wed, May 8, 2019, 15:48 Richard Walsh <rbwcn...@gmail.co > > > > > > m> wrote: > > > > > > > Jeffry/All, > > > > > > > > > > > > > > Yes ... but given the choice of using OpenACC or OpenMP > > > > > > > (if you are not going to write CUDA-HIP code for that > > > > > > > extra 10% of performance) which captures most (all?) of > > > > > > > the features of OpenACC, is a standard likely to outlive > > > > > > > OpenACC, and should run on any vendor’s accelerators, > > > > > > > including whatever Intel comes up with ... why would you > > > > > > > write in OpenACC ... ?? > > > > > > > > > > > > > > GNU supports OpenMP too ... in my view, PVM is to MPI as > > > > > > > OpenACC is to OpenMP 4.5-5.0 ... > > > > > > > > > > > > > > Cheers! > > > > > > > > > > > > > > rbw > > > > > > > > > > > > > > Sent from my iPhone > > > > > > > > > > > > > > On May 8, 2019, at 2:36 PM, Jeffrey Layton <laytonjb@gmai > > > > > > > l.com> wrote: > > > > > > > > > > > > > > > Don't forget that gcc supports both NV and AMD GPUs > > > > > > > > with OpenACC. That's one of the lead compilers listed > > > > > > > > on the Frontier specs. > > > > > > > > > > > > > > > > Jeff > > > > > > > > > > > > > > > > > > > > > > > > On Wed, May 8, 2019 at 3:29 PM Richard Walsh <rbwcnslt@ > > > > > > > > gmail.com> wrote: > > > > > > > > > All, > > > > > > > > > > > > > > > > > > Cray has deprecated support for in OpenACC in light > > > > > > > > > of the OpenMP 4.5 and 5.0 standards, and their target > > > > > > > > > and data directives. NVIDIA’s PGI Compiler group will > > > > > > > > > keep OpenACC going for a while, but on AMD devices > > > > > > > > > ... maybe not. That Cray will support only OpenMP on > > > > > > > > > Frontier seems to be a logical certainty. > > > > > > > > > > > > > > > > > > So if you or yours want to run at speed on Frontier > > > > > > > > > you should bone up on ROCm, HIP and OpenMP 4.5-5.0 > > > > > > > > > ... > > > > > > > > > > > > > > > > > > :-) > > > > > > > > > > > > > > > > > > Cheers! > > > > > > > > > > > > > > > > > > rbw > > > > > > > > > > > > > > > > > > Sent from my iPhone > > > > > > > > > > > > > > > > > > > On May 8, 2019, at 12:47 PM, Jörg Saßmannshausen <s > > > > > > > > > assy-w...@sassy.formativ.net> wrote: > > > > > > > > > > > > > > > > > > > > Dear all, > > > > > > > > > > > > > > > > > > > > I think the answer to the question lies here: > > > > > > > > > > > > > > > > > > > > https://en.wikipedia.org/wiki/OpenACC > > > > > > > > > > > > > > > > > > > > As I follow these things rather loosely, my > > > > > > > > > understanding was that OpenACC > > > > > > > > > > should run on both nVidia and other GPUs. So maybe > > > > > > > > > that is the reason why it > > > > > > > > > > is a 'pure' AMD cluster where both GPUs and CPUs > > > > > > > > > are from the same supplier? > > > > > > > > > > IF all of that is working out and if it is really > > > > > > > > > true that you can compile > > > > > > > > > > and run OpenACC code on both types of GPUs, it > > > > > > > > > would a be big win for AMD. > > > > > > > > > > > > > > > > > > > > Time will tell! > > > > > > > > > > > > > > > > > > > > All the best from my TARDIS! > > > > > > > > > > > > > > > > > > > > Jörg > > > > > > > > > > > > > > > > > > > > Am Dienstag, 7. Mai 2019, 16:59:48 BST schrieben > > > > > > > > > Sie: > > > > > > > > > >>> I think it is interesting that they are using > > > > > > > > > AMD for > > > > > > > > > >>> > > > > > > > > > >>> both the CPUs and GPUs > > > > > > > > > >> > > > > > > > > > >> I agree. That means a LOT of codes will have to be > > > > > > > > > ported from CUDA to > > > > > > > > > >> whatever AMD uses. I know AMD announced their HIP > > > > > > > > > interface to convert > > > > > > > > > >> CUDA code into something that will run on AMD > > > > > > > > > processors, but I don't > > > > > > > > > >> know how well that works in theory. Frankly, I > > > > > > > > > haven't heard anything > > > > > > > > > >> about it since it was announced at SC a few years > > > > > > > > > ago. > > > > > > > > > >> > > > > > > > > > >> I would not be surprised if AMD pursued this bid > > > > > > > > > quite agressively, > > > > > > > > > >> possibly at a significant loss, for the > > > > > > > > > opportunity to prove their GPUs > > > > > > > > > >> can compete with NVIDIA and demonstrate that codes > > > > > > > > > can be successfully > > > > > > > > > >> converted from CUDA to something AMD GPUs can use > > > > > > > > > to demonstrate GPU > > > > > > > > > >> users don't need to be locked in to a single > > > > > > > > > vendor. If so, this could > > > > > > > > > >> be a costly gamble for the DOE and AMD, but if it > > > > > > > > > pays off, I imagine it > > > > > > > > > >> could change AMD's fortunes in HPC. > > > > > > > > > >> > > > > > > > > > >> "Win on Sunday, sell on Monday" doesn't apply > > > > > > > > > just to cars. > > > > > > > > > >> > > > > > > > > > >> Prentice > > > > > > > > > >> > > > > > > > > > >>> On 5/7/19 4:43 PM, Jörg Saßmannshausen wrote: > > > > > > > > > >>> Hi Prentice, > > > > > > > > > >>> > > > > > > > > > >>> that looks interesting and I hope it means I will > > > > > > > > > finally get the neutron > > > > > > > > > >>> structure which was measured last year there! :-) > > > > > > > > > >>> > > > > > > > > > >>> On a more serious note: I think it is interesting > > > > > > > > > that they are using AMD > > > > > > > > > >>> for both the CPUs and GPUs. It sounds at least > > > > > > > > > very fast of what they > > > > > > > > > >>> want to build, lets hope their design will work > > > > > > > > > as planned as well. > > > > > > > > > >>> > > > > > > > > > >>> All the best from London > > > > > > > > > >>> > > > > > > > > > >>> Jörg > > > > > > > > > >>> > > > > > > > > > >>> Am Dienstag, 7. Mai 2019, 10:32:42 BST schrieb > > > > > > > > > Prentice Bisbal via > > > > > > > > > > Beowulf: > > > > > > > > > >>>> ORNL's Frontier System has been announced: > > > > > > > > > >>>> > > > > > > > > > >>>> https://www.hpcwire.com/2019/05/07/cray-amd-exas > > > > > > > > > cale-frontier-at-oak-ridg > > > > > > > > > >>>> e/ > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > > > > > > Beowulf mailing list, Beowulf@beowulf.org sponsored > > > > > > > > > by Penguin Computing > > > > > > > > > > To change your subscription (digest mode or > > > > > > > > > unsubscribe) visit https://beowulf.org/cgi-bin/mailma > > > > > > > > > n/listinfo/beowulf > > > > > > > > > _______________________________________________ > > > > > > > > > Beowulf mailing list, Beowulf@beowulf.org sponsored > > > > > > > > > by Penguin Computing > > > > > > > > > To change your subscription (digest mode or > > > > > > > > > unsubscribe) visit https://beowulf.org/cgi-bin/mailma > > > > > > > > > n/listinfo/beowulf > > > > > > > > > > > > > > > > > _______________________________________________ > > > > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin > > > > Computing > > > > To change your subscription (digest mode or unsubscribe) visit > > > > https://beowulf.org/cgi-bin/mailman/listinfo/beowulf > > > > > > > > > > _______________________________________________ > > > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin > > > Computing > > > To change your subscription (digest mode or unsubscribe) visit ht > > > tps://beowulf.org/cgi-bin/mailman/listinfo/beowulf > > > > > > > _______________________________________________ > > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin > > Computing > > To change your subscription (digest mode or unsubscribe) visit http > > s://beowulf.org/cgi-bin/mailman/listinfo/beowulf > > > > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin > Computing > To change your subscription (digest mode or unsubscribe) visit https: > //beowulf.org/cgi-bin/mailman/listinfo/beowulf -- Tony Albers - Systems Architect - IT Development Royal Danish Library, Victor Albecks Vej 1, 8000 Aarhus C, Denmark Tel: +45 2566 2383 - CVR/SE: 2898 8842 - EAN: 5798000792142 _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit https://beowulf.org/cgi-bin/mailman/listinfo/beowulf
