Cloudera Developer Blog · ZooKeeper Posts

Apache ZooKeeper 3.4.4 Has Been Released!

Apache ZooKeeper release 3.4.4 is now available. This is a bug fix release covering 50 issues, four of which were considered blockers. Some of the more serious issues include:

Community Meetups at Strata + Hadoop World 2012

Strata Conference + Hadoop World (Oct. 23-25 in New York City) is a bonanza for Hadoop and big data enthusiasts – but not only because of the technical sessions and tutorials. It’s also an important gathering place for the developer community, most of whom are eager to share info from their experiences in the “trenches”.

Just to make that process easier, Cloudera is teaming up with local meetups during that week to organize a series of meetings on a variety of topics. (If for no other reason, stop into one of these meetups for a chance to grab a coveted Cloudera t-shirt.)

CDH3 update 5 is now available

We are happy to announce the general availability of CDH3 update 5. This update is a maintenance release of CDH3 platform and provides a considerable amount of bug-fixes and stability enhancements. Alongside these fixes, we have also included a few new features, most notable of which are the following:

Apache ZooKeeper 3.3.6 has been released

Apache ZooKeeper release 3.3.6 is now available. This is a bug fix release covering 16 issues, two of which were considered blockers. Some of the more serious issues include:

Apache ZooKeeper 3.3.5 has been released

Apache ZooKeeper release 3.3.5 is now available. This is a bug fix release covering 11 issues, two of which were considered blockers. Some of the more serious issues include:

Apache ZooKeeper 3.4.3 has been released

Apache ZooKeeper release 3.4.3 is now available. This is a bug fix release covering 18 issues, one of which was considered a blocker. 

ZooKeeper 3.4 is incorporated into CDH4 and now available in beta 1!

Apache ZooKeeper 3.4.2 has been released

Apache ZooKeeper 3.3.4 has been released

Apache ZooKeeper release 3.3.4 is now available: this is a fix release covering 22 issues, 9 of which were considered blockers. Some of the more serious issues include:

Apache ZooKeeper 3.4.0 has been released

Apache ZooKeeper release 3.4.0 is now available: it includes changes covering over 150 issues, 27 of which were considered blockers. ZooKeeper 3.3.3 clients are compatible with 3.4.0 servers, enabling a seamless upgrade path (3.4.0 clients with 3.3.3 servers has also been tested successfully). In addition to improving overall stability some of the highlights are described below:

Things of interest to developers implementing ZooKeeper clients:

Hadoop World 2011: A Glimpse into Development

The Development track at Hadoop World is a technical deep dive dedicated to discussion about Apache Hadoop and application development for Apache Hadoop. You will hear committers, contributors and expert users from various Hadoop projects discuss the finer points of building applications with Hadoop and the related ecosystem. The sessions will touch on foundational topics such as HDFS, HBase, Pig, Hive, Flume and other related technologies. In addition, speakers will address key development areas including tools, performance, bringing the stack together and testing the stack. Sessions in this track are for developers of all levels who want to learn more about upcoming features and enhancements, new tools, advanced techniques and best practices.

Preview of Development Track Sessions

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