15.11.2012, в 21:51, Ondřej Surý <[email protected]> написал(а):
> Have you seen this? > > http://svsf40.icann.org/meetings/siliconvalley2011/presentation-gpu-accelerated-rsa-13mar11-en.pdf > > The repository with the code can be found here: > > https://git.nic.cz/redmine/projects/cursa/repository > > According to our measurements the nVidia cards don't have enough > throughput to be better than simple openssl on multicore machines. But > your experience may vary. That's true. Most evident benefit from nVidia GPU can be obtained on stream ciphers, CTR-modes Signatures (either RSA, or elliptic curves) and hashes are badly suitable for GPU architecture > > Ondrej > > On Thu, Nov 15, 2012 at 6:22 PM, Miele Andrea <[email protected]> wrote: >> Hello, >> I implemented RSA 2048 batch decryption on NVIDIA GPUs in C/CUDA. >> I would like to have some insight on the possible use of my code to speed up >> DNSSEC sign operations with RSA. >> I do not have precise figures at hand right now, but the latency of my >> software depending on the GPU and the configuration of the CUDA execution is >> of hundreds of milliseconds (let's say 400 ms) and then number >> of messages signed is up to 10 thousand. >> Do you think that a high throughput batch decryption routine could be of any >> use in DNSSEC? >> >> Best, >> >> Andrea >> >> _______________________________________________ >> Opendnssec-user mailing list >> [email protected] >> https://lists.opendnssec.org/mailman/listinfo/opendnssec-user > > > > -- > Ondřej Surý <[email protected]> > _______________________________________________ > Opendnssec-user mailing list > [email protected] > https://lists.opendnssec.org/mailman/listinfo/opendnssec-user >
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