Re: CUDA Sorting
От | Cédric Villemain |
---|---|
Тема | Re: CUDA Sorting |
Дата | |
Msg-id | CAF6yO=1Td0tF4F0H+vT0_FbJnqowpaK6wPRYbpVOpE=ohKi2bg@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: CUDA Sorting (Greg Smith <greg@2ndQuadrant.com>) |
Список | pgsql-hackers |
2011/9/19 Greg Smith <greg@2ndquadrant.com>: > On 09/19/2011 10:53 AM, Thom Brown wrote: >> >> But couldn't that also be seen as a chicken/egg situation? > > > The chicken/egg problem here is a bit deeper than just "no one offers GPUs > because no one wants them" on server systems. One of the reasons there > aren't more GPUs in typical database server configurations is that you're > already filling up some number of the full size slots, and correspondingly > the bandwidth available to cards, with disk controllers. It doesn't help > that many server class motherboards don't even have a x16 PCI-e slot on > them, which is what most GPUs as delivered on regular consumer video cards > are optimized for. > Sandy bridge and ivy bridge intel series are CPU/GPU. I don't know how using the GPU affect the CPU part but it might be interesting to explore... -- Cédric Villemain +33 (0)6 20 30 22 52 http://2ndQuadrant.fr/ PostgreSQL: Support 24x7 - Développement, Expertise et Formation
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