On Thu, Apr 22, 2010 at 12:59 PM, Allen Wittenauer <[email protected]> wrote: > >> * a way to triger some rebalancing on a single node, to say "position stuff >> more fairly". You don't need to worry about network traffic, just local disk >> load and CPU time, so it should be simpler. > > > Yup. Working with 8 drives per node, it is interesting to see how unbalanced > the data gets after a while. [Luckily, we have MR tmp space segregated off > so I'm sure it would be a lot worse if we didn't!]
How unbalanced do you see your mounts? I've mostly heard of this being an issue when new disks are added. Thanks, Eli
