Hi Ted, For what it's worth, here's a short article listing some of the cases that we (SARA, Dutch center for HPC) are supporting on our cluster at the moment:
http://blog.bottledbits.com/2011/01/sara-hadoop-pilot-project-use-cases-on-hadoop-in-the-dutch-center-for-hpc/ Cheers, Evert Lammerts Consultant eScience & Cloud Services SARA Computing & Network Services Operations, Support & Development Phone: +31 20 888 4101 Email: [email protected] http://www.sara.nl > -----Original Message----- > From: Ted Dunning [mailto:[email protected]] > Sent: maandag 28 februari 2011 5:39 > To: [email protected]; [email protected] > Subject: Re: Hadoop Case Studies? > > At any large company that makes heavy use of Hadoop, you aren't going > to > find any concise description of all the ways that hadoop is used. > > That said, here is a concise description of some of the ways that > hadoop is > (was) used at Yahoo: > > http://www.slideshare.net/ydn/hadoop-yahoo-internet-scale-data- > processing > > On Sun, Feb 27, 2011 at 7:31 PM, Ted Pedersen <[email protected]> > wrote: > > > Thanks for all these great ideas. These are really very helpful. > > > > What I'm also hoping to find are articles or papers that describe > what > > particular companies or organizations have done with Hadoop. How does > > Facebook use Hadoop for example (that's one of the case studies in > the > > White book), or how does last.fm use Hadoop (another of the case > > studies in the White book). > > > > One interesting resource is the list of "powered by Hadoop" projects > > available here: > > > > http://wiki.apache.org/hadoop/PoweredBy > > > > Some of these entries provide links to more detailed discussions of > > what an organization is doing, as in the following from Twitter > > http://www.slideshare.net/kevinweil/hadoop-pig-and-twitter-nosql- > east-2009 > > > > So any additional descriptions of what specific organizations are > > doing with Hadoop (to the extent they are willing to share) would be > > really helpful (these sorts of "real world" cases tend to be > > particularly motivating). > > > > Cordially, > > Ted > > > > On Sun, Feb 27, 2011 at 9:23 PM, Simon <[email protected]> wrote: > > > I think you can also simulate PageRank Algorithm with hadoop. > > > > > > Simon - > > > > > > On Sun, Feb 27, 2011 at 9:20 PM, Lance Norskog <[email protected]> > > wrote: > > > > > >> This is an exercise that will appeal to undergrads: pull the > Craiglist > > >> personals ads from several cities, and do text classification. > Given a > > >> training set of all the cities, attempt to classify test ads by > city. > > >> (If Peter Harrington is out there, I stole this from you.) > > >> > > >> Lance > > >> > > >> On Sun, Feb 27, 2011 at 4:55 PM, Ted Dunning > <[email protected]> > > >> wrote: > > >> > Ted, > > >> > > > >> > Greetings back at you. It has been a while. > > >> > > > >> > Check out Jimmy Lin and Chris Dyer's book about text processing > with > > >> > hadoop: > > >> > > > >> > http://www.umiacs.umd.edu/~jimmylin/book.html > > >> > > > >> > > > >> > On Sun, Feb 27, 2011 at 4:34 PM, Ted Pedersen > <[email protected]> > > >> wrote: > > >> > > > >> >> Greetings all, > > >> >> > > >> >> I'm teaching an undergraduate Computer Science class that is > using > > >> >> Hadoop quite heavily, and would like to include some case > studies at > > >> >> various points during this semester. > > >> >> > > >> >> We are using Tom White's "Hadoop The Definitive Guide" as a > text, and > > >> >> that includes a very nice chapter of case studies which might > even > > >> >> provide enough material for my purposes. > > >> >> > > >> >> But, I wanted to check and see if there were other case studies > out > > >> >> there that might provide motivating and interesting examples of > how > > >> >> Hadoop is currently being used. The idea is to find material > that > > goes > > >> >> beyond simply saying "X uses Hadoop" to explaining in more > detail how > > >> >> and why X are using Hadoop. > > >> >> > > >> >> Any hints would be very gratefully received. > > >> >> > > >> >> Cordially, > > >> >> Ted > > >> >> > > >> >> -- > > >> >> Ted Pedersen > > >> >> http://www.d.umn.edu/~tpederse > > >> >> > > >> > > > >> > > >> > > >> > > >> -- > > >> Lance Norskog > > >> [email protected] > > >> > > > > > > > > > > > > -- > > > Regards, > > > Simon > > > > > > > > > > > -- > > Ted Pedersen > > http://www.d.umn.edu/~tpederse > >
