Ben -- Also if it helps I have that CDH3 dependency integration e.g. on this branch made to most recent Mahout trunk : https://github.com/dlyubimov/ssvd-lsi at branch ssvd-givens and all others. You'd need to install CDH3 jars into your local maven repository before it compiles. Or you may just 'git diff trunk -- pom.xml' to see /generate just the dependency patch.
-d On Mon, Dec 20, 2010 at 4:16 PM, Dmitriy Lyubimov <[email protected]> wrote: > Ben -- > > yes CDH distributions backport 0.21 patches. Basically the maven version of > CDH3b3 says 0.20.2+737 where 737 is the number of mostly 0.21 patches that > they backported to 0.20.2 platform. They still have pretty useful patches > missing but their approach is to do thorough testing of those changes so > perhaps some of the features are omited deliberately. Most ppl that i know > (including us) use that stuff in production because of the combination of > fixes that are hard to ignore (such as append api so desperately needed for > latest 0.89 HBase releases) with scrutiny for stability that goes with it. > AFAIK they also use these with their clients. > > -d > > > On Mon, Dec 20, 2010 at 3:58 PM, Ben Clay <[email protected]> wrote: > >> Dmitry- >> >> Thanks for looking into this. >> >> HADOOP-2141 is indeed what we need. I am a bit confused - the JIRA page >> (https://issues.apache.org/jira/browse/HADOOP-2141) shows it was included >> in >> Hadoop 0.21, but CDH3b3 appears to be based on 0.20 (shown as >> hadoop-0.20.noarch in their yum repo). Does Cloudera typically backport >> features like this? >> >> Regardless, I'll install CDH3b3 and use it. Thanks for the tip! >> >> -Ben >> >
