It's not water vapour: http://www.youtube.com/watch?v=rg12qNRgSag
On Thu, May 10, 2012 at 2:20 AM, peter dalgaard <pda...@gmail.com> wrote: > > On May 9, 2012, at 17:46 , Michael Sumner wrote: > >> Barry, *fortunes* are very auspicious but you are already well represented. > > "..as nebulous as cloud computing..", indeed! > >> Cheers, Mike. >> >> On Thu, May 10, 2012 at 1:38 AM, Whit Armstrong >> <armstrong.w...@gmail.com> wrote: >>> I don't work for Amazon, but here is one of their promo pieces on >>> using 'spot' instances: >>> http://youtu.be/WD9N73F3Fao >>> >>> at about 2:15, they cite University of Melbourne and Universitat de >>> Barcelona as customers... >>> >>> My interest in all this cloud talk is that I'll be presenting a >>> tutorial on R in the cloud at R/Finance. >>> http://www.rinfinance.com/agenda/ >>> >>> It's really easy to use R in the cloud, even if you don't want to move >>> your data into s3. >>> >>> -Whit >>> >>> >>> >>> On Wed, May 9, 2012 at 9:36 AM, Barry Rowlingson >>> <b.rowling...@lancaster.ac.uk> wrote: >>>> On Wed, May 9, 2012 at 2:22 PM, John Laing <john.la...@gmail.com> wrote: >>>>> For 200,000 analyses at 1.5 seconds each, you're looking at ~83 hours >>>>> of computing time. You can buy time from Amazon at roughly $0.08 / >>>>> core / hour, so it would cost about $7 to run your analyses in the >>>>> cloud. Assuming complete parallelization you could fire up as many >>>>> machines as you need to get the work done in as little time as you >>>>> want, with the same fixed cost. I think that's a pretty compelling >>>>> argument, compared to the hassles of buying and maintaining hardware, >>>>> power supply, air conditioning, etc. >>>> >>>> Noticing Hugh's .ac.uk email address you do have to factor in the >>>> hassle of getting something as nebulous as cloud computing past the >>>> red tape. "How much will it cost?" says the bureaucrat. "Depends how >>>> much CPU time I need", says the academic. "So potentially, what's the >>>> most?" says the bureaucrat. "Millions,", says the academic, honestly, >>>> adding "but that would only be if my job scheduling went a bit mad and >>>> grabbed a few thousand Amazon cores and thrashed them for weeks >>>> without me noticing". "Okay", says the bureaucrat, "now, can we send >>>> Amazon a purchase order so that Amazon send us an invoice for this >>>> unknown and potentially unpredictable cost first?". "Oh no", says the >>>> academic, "we need a credit card...". >>>> >>>> Maybe there are other ways of paying for Amazon cloud CPUs, I've not >>>> investigated. Anyone in academia happily crunching on EC2? >>>> >>>> Barry >>>> >>>> ______________________________________________ >>>> R-help@r-project.org mailing list >>>> https://stat.ethz.ch/mailman/listinfo/r-help >>>> PLEASE do read the posting guide >>>> http://www.R-project.org/posting-guide.html >>>> and provide commented, minimal, self-contained, reproducible code. >>> >>> ______________________________________________ >>> R-help@r-project.org mailing list >>> https://stat.ethz.ch/mailman/listinfo/r-help >>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >>> and provide commented, minimal, self-contained, reproducible code. >> >> >> >> -- >> Michael Sumner >> Institute for Marine and Antarctic Studies, University of Tasmania >> Hobart, Australia >> e-mail: mdsum...@gmail.com >> >> ______________________________________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > > -- > Peter Dalgaard, Professor, > Center for Statistics, Copenhagen Business School > Solbjerg Plads 3, 2000 Frederiksberg, Denmark > Phone: (+45)38153501 > Email: pd....@cbs.dk Priv: pda...@gmail.com > > > > > > > > -- Michael Sumner Institute for Marine and Antarctic Studies, University of Tasmania Hobart, Australia e-mail: mdsum...@gmail.com ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
