I think ebs is best for the namenode (for immediate durability). Combine that with backups to s3 is an essential data preservation strategy.
On 9/5/08, Jean-Daniel Cryans <[EMAIL PROTECTED]> wrote: > Ryan, > > I currently have a Hadoop/HBase setup that uses EBS. It works but using EBS > implied an additional overhead of configuration (too bad you can't spawn > instances with volumes already attached to it tho I'm sure that'll come). > Shutting down instances and bringing others up also requires more > micro-management but I think Tom White wrote about it and there was a link > to it in another discussion you were part of. > > Hope this helps, > > J-D > > On Fri, Sep 5, 2008 at 7:00 PM, Ryan LeCompte <[EMAIL PROTECTED]> wrote: > >> Hello, >> >> I was wondering if anyone has gotten far at all with getting Hadoop up >> and running with EC2 + EBS? Any luck getting this to work in a way >> that the HDFS runs on the EBS so that it isn't blown away every time >> you bring up/down the EC2 Hadoop cluster? I'd like to experiment with >> this next, and was curious if anyone had any luck. :) >> >> Thanks! >> >> Ryan >> >
