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@beowulf.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.com> 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.com> 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 <layto...@gmail.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 <rbwcn...@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 < >>>>>> sassy-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-exascale-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/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 >>>>>> >>>>> _______________________________________________ >>> 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 >> 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 > https://beowulf.org/cgi-bin/mailman/listinfo/beowulf >
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