On Wed, Dec 27, 2017 at 1:52 AM, Aristeu Gil Alves Jr <aristeu...@gmail.com> wrote:
> In a recent thread on the list, I received various important answers to my > questions on hadoop plugin. Maybe this thread will help you. > https://www.spinics.net/lists/ceph-users/msg40790.html > > One of the most important answers is about data locality. The last message > lead me to this article. > https://www.bluedata.com/blog/2015/05/data-locality-is- > irrelevant-for-hadoop/ > Thanks, this was informative! > > > Regards, > -- > Aristeu > > 2017-12-22 2:04 GMT-02:00 Serkan Çoban <cobanser...@gmail.com>: > >> >Also, are there any benchmark comparisons between hdfs and ceph >> specifically around performance of apps benefiting from data locality ? >> There will be no data locality in ceph, because all the data is >> accessed through network. >> >> On Fri, Dec 22, 2017 at 4:52 AM, Traiano Welcome <trai...@gmail.com> >> wrote: >> > Hi List >> > >> > I'm researching the possibility os using ceph as a drop in replacement >> for >> > hdfs for applications using spark and hadoop. >> > >> > I note that the jewel documentation states that it requires hadoop >> 1.1.x, >> > which seems a little dated and would be of concern for peopel: >> > >> > http://docs.ceph.com/docs/jewel/cephfs/hadoop/ >> > >> > What about the 2.x series? >> > >> > Also, are there any benchmark comparisons between hdfs and ceph >> specifically >> > around performance of apps benefiting from data locality ? >> > >> > Many thanks in advance for any feedback! >> > >> > Regards, >> > Traiano >> > >> > >> > _______________________________________________ >> > ceph-users mailing list >> > ceph-users@lists.ceph.com >> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> > >> _______________________________________________ >> ceph-users mailing list >> ceph-users@lists.ceph.com >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> > >
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