Thanks Arun - that is brilliant! The link for the release notes seems to be broken - can someone take a look at it? http://hadoop.apache.org/docs/r2.0.3-alpha/hadoop-project-dist/hadoop-common/releasenotes.html
On Fri, Feb 15, 2013 at 5:13 AM, Arun C Murthy <[email protected]> wrote: > All, > > I'm very pleased to announce that the Apache Hadoop community has > released hadoop-2.0.3-alpha! > > This delivers significant major enhancements and stability over previous > releases in hadoop-2.x series: > # QJM for HDFS HA for NameNode > # Multi-resource scheduling (CPU and memory) for YARN > # YARN ResourceManager Restart > # Significant stability at scale for YARN (over 30,000 nodes and 14 > million applications so far, at time of release - see here) > > This release, like previous releases in hadoop-2.x series, is still > considered *alpha* primarily since some of APIs aren't fully-baked, has had > some churn and we expect some more in future hadoop-2.x releases. > Furthermore, please note that there are some API changes from previous > hadoop-2.0.2-alpha release and applications will need to recompile against > hadoop-2.0.3-alpha. Please see the Hadoop 2.0.3-alpha Release Notes for > details. > > Furthermore, we are converging fast on ironing out API issues (both HDFS > & YARN) and, currently, plan to cut a hadoop-2.0.4-beta release in the next > couple of months after this effort. We believe that hadoop-2.0.4-beta will > be a major step to then release a fully stable, supported hadoop-2 release, > exciting times! Stay tuned! > > thanks, > Arun > (your humble, sometimes prone to grumble, release manager... *smile*) > > >
