Tachyon 0.6.3

Release date: April. 2nd, 2015

We are happy to announce Tachyon version 0.6.3, a maintenance release with a S3 integration related fix.

Please visit Tachyon website for more information.

Tachyon 0.6.2

v0.6.2

[maven-release-plugin]  copy for tag v0.6.2

Tachyon 0.6.1

Release date: March. 17, 2015

We are happy to announce Tachyon version 0.6.1, a maintenance release with several important bug fixes.

Please visit Tachyon website for more information.

Tachyon 0.6.0

Release Date: March, 2, 2015

Please see http://www.alluxio.org/releases/tachyon-0-6-0-release/ for detailed release notes.

For downloads, please checkout http://tachyon-project.org/downloads/

Tachyon 0.5.0

Release Date: July 21, 2014

Please see http://tachyon-project.org/releases for detailed release notes.

For downloads, please checkout http://tachyon-project.org/downloads/

Tachyon 0.4.1

Release Date: Feb. 26, 2014

Please see http://tachyon-project.org/releases for detailed release notes.

For downloads, please checkout http://tachyon-project.org/downloads/

Tachyon 0.4.0

Release Date: Feb. 1, 2014

Please see http://tachyon-project.org/releases for detailed release notes.

For downloads, please checkout http://tachyon-project.org/downloads/

Tachyon 0.3.0

Release Date: Oct 22, 2013

Please see http://tachyon-project.org/releases for detailed release notes.

For downloads, please checkout http://tachyon-project.org/downloads/

Tachyon 0.2.1

Tachyon 0.2.1 is a maintenance release that contains several bug fixes and usability improvements.

• In addition to Hadoop 1, Tachyon can also build with Hadoop 2.
• Allow changing raw table's metadata.
• Better command line support.
• Improved test coverage: increased the number of tests from 87 to 123.
• Bug fixes.

Tachyon 0.2.0

The new version brings better API, new features, performance improvements, enhenced UI, and stability to Tachyon. See the documentation on the Github wiki to get started: https://github.com/amplab/tachyon/wiki . Major changes are documented below:

Java-like file API

• Tachyon has an API similar to JAVA file with InputStream, OutputStream API.
• Efficient support for memory mapped IO.

Native support for raw tables

• Table data with hundreds or more columns is common in data warehouses. Tachyon provides native support for multi-columned data.
• The user can choose only to put often queried columns in memory.

Compatibility

• Hadoop MapReduce and Spark can run with Tachyon without any modification.

Pluggable underlayer file system

• Tachyon checkpoints in memory data into the underlayer file system. Tachyon has a generic interface to make plugging in an underlayer file system easy.
• Tachyon now supports HDFS, and single node local file system.

Enhanced UI

• The new web UI is more user friendly.
• User can browse the file system easily.
• With debug mode, admins can also view detailed information of each file, including locations, checkpoint path, etc.

Command line interaction

• Users can use ./bin/tachyon tfs to interact with the file system.
• It is simple to copy data in and out of the file system.

Simpler Deployment

• We have significantly simplified the deployment process.