We, at FB, are saving about 5 PB of raw space on a cluster that has a total raw disk space of 30PB. Please remember that more the average number of blocks in your files, larger is the savings of disk space.
thanks, dhruba On Mon, Feb 21, 2011 at 4:29 PM, Nathan Rutman <nrut...@gmail.com> wrote: > Anyone have any experience with using the HDFS-RAID module recently > introduced by Facebook? > I was wondering if anyone has measured the actual storage savings achieved > in practice. > > -- Connect to me at http://www.facebook.com/dhruba
