> keep the questions coming. will be glad to see HBase running on ec2, maybe > we can put your changes back into the tree.
Thanks :) Just prior to this excursion, I found some things needing tweaking to work with my hosting provider. Now that I'm moving to ec2, I'll be on the lookout for similar issues. I'll submit any patches I end up making. -- Jim On Wed, May 7, 2008 at 3:39 PM, Chris K Wensel <[EMAIL PROTECTED]> wrote: > > > In the aforementioned EC2 wiki page, it has a configuration section > > labeled "(Pre 0.17) Hadoop cluster variables (GROUP, MASTER_HOST, > > NO_INSTANCES)". I had assumed that I would actually need hadoop-0.17 > > on my ec2 instances in order to forgo those instructions. It sounds > > like you're telling me that all the "pre 0.17" or "0.17" specific > > instructions in the wiki page refer only to the ec2 creation scripts, > > not the actual running version in the cluster, is that correct? > > > > > > correct. > > the only reason these scripts are in the 0.17 branch is because they are > not backward compatible with themselves. > > > > > Also, how safe is it to run a different version of the ec2 scripts > > from the actual running hadoop instance? I'm guessing it's pretty > > safe since you suggested it :) > > > > > > there are no dependencies between the EC2 scripts and Hadoop core. you can > use them with any version, as long as you build EC2 Images for the versions > of Hadoop you are after with the 'new' scripts. > > > > > Thanks again for all the help - still wrapping my mind around this stuff. > > > > > > keep the questions coming. will be glad to see HBase running on ec2, maybe > we can put your changes back into the tree. > > > > Chris K Wensel > [EMAIL PROTECTED] > http://chris.wensel.net/ > http://www.cascading.org/ > > > > >
