Are there any performance benchmarks available for Ceph? (with Hadoop, without, both?)
On Thu, Aug 25, 2011 at 11:44 AM, Alex Nelson <ajnel...@cs.ucsc.edu> wrote: > Hi George, > > UC Santa Cruz contributed a ;login: article describing replacing HDFS with > Ceph. (I was one of the authors.) One of the key architectural advantages > of Ceph over HDFS is that Ceph distributes its metadata service over > multiple metadata servers. > > I hope that helps. > > --Alex > > > On Aug 25, 2011, at 02:54 , George Kousiouris wrote: > > > > > Hi, > > > > many thanks!! > > > > I also found this one, which has some related work also with other > efforts, in case it is helpful for someone else: > > > https://ritdml.rit.edu/bitstream/handle/1850/13321/ATalwalkarThesis1-2011.pdf?sequence=1 > > > > > > BR, > > George > > > > On 8/25/2011 12:46 PM, Nan Zhu wrote: > >> Hope it helps > >> > >> http://www.springerlink.com/content/h17r882710314147/ > >> > >> Best, > >> > >> Nan > >> > >> On Thu, Aug 25, 2011 at 5:43 PM, George Kousiouris< > gkous...@mail.ntua.gr>wrote: > >> > >>> Hi guys, > >>> > >>> We are currently in the process of writing a paper regarding hadoop and > we > >>> would like to reference any attempt to remove the single point of > failure of > >>> the Namenode. We have found in various presentations some efforts (like > >>> dividing the namespace between more than one namenodes if i remember > >>> correctly) but the search for a concrete paper on the issue came to > nothing. > >>> > >>> Is anyone aware or has participated in such an effort? > >>> > >>> Thanks, > >>> George > >>> > >>> -- > >>> > >>> --------------------------- > >>> > >>> George Kousiouris > >>> Electrical and Computer Engineer > >>> Division of Communications, > >>> Electronics and Information Engineering > >>> School of Electrical and Computer Engineering > >>> Tel: +30 210 772 2546 > >>> Mobile: +30 6939354121 > >>> Fax: +30 210 772 2569 > >>> Email: gkous...@mail.ntua.gr > >>> Site: http://users.ntua.gr/gkousiou/ > >>> > >>> National Technical University of Athens > >>> 9 Heroon Polytechniou str., 157 73 Zografou, Athens, Greece > >>> > >>> > >> > > > > > > -- > > > > --------------------------- > > > > George Kousiouris > > Electrical and Computer Engineer > > Division of Communications, > > Electronics and Information Engineering > > School of Electrical and Computer Engineering > > Tel: +30 210 772 2546 > > Mobile: +30 6939354121 > > Fax: +30 210 772 2569 > > Email: gkous...@mail.ntua.gr > > Site: http://users.ntua.gr/gkousiou/ > > > > National Technical University of Athens > > 9 Heroon Polytechniou str., 157 73 Zografou, Athens, Greece > > > >
