I cant speak for Will, but I'm actually going against recommendations, my systems have three 20TB RAID 6 arrays, with two 10TB ext4 filesystems per array.
The problems you will encounter keeping machines performing well after they get internally unbalanced following disk failures and replacements (and keeping machines online with non-standard configs, missing disks, etc) will drive you nuts. It drives me nuts. -j On May 9, 2011, at 9:03 PM, Rita wrote: > what filesystem are they using and what is the size of each filesystem? > > > On Mon, May 9, 2011 at 9:22 PM, Will Maier <wcma...@hep.wisc.edu> wrote: > On Mon, May 09, 2011 at 05:07:29PM -0700, Jonathan Disher wrote: > > Speak for yourself, I just built a bunch of 36 disk datanodes :) > > And I just unboxed 10 more 36 disk systems to join the two already in our > cluster. We also have 20 systems with 24 disks, though most of our datanodes > are > have more typical four disks... > > -- > > Will Maier - UW High Energy Physics > cel: 608.438.6162 > tel: 608.263.9692 > web: http://www.hep.wisc.edu/~wcmaier/ > > > > -- > --- Get your facts first, then you can distort them as you please.--
