AppScale 1.5

[Navraj S. Chohan]

Hello Everyone,

The RaceLab is proud to present AppScale 1.5. In this release we have the following updates:

• Support for the bulkloader, enabling uploading and downloading of your data
• Upgraded Java and Python AppServers to GAE 1.4.3
• Support for Go App Engine apps (SDK version 1.5.0), including support for apps that use multiple processes
• Fault tolerance for almost all services (processes monitored and revived by god)
• Faster startup and termination of AppScale, especially over larger numbers of nodes
• Tools and image now verify that all instances used have AppScale installed
• EC2 and Eucalyptus credentials are now obscured when they are printed to logs
• Channel API for Python (multiple receivers can also be used) - implemented via Strophe.js
• Blobstore and Files API for Python
• XMPP API for Python - implemented via ejabberd
• Hybrid cloud support - run AppScale over multiple clouds in a single deployment (e.g., Eucalyptus and EC2, EC2 East Coast and EC2 West Coast)
• Neptune language support
• Table caching for MySQL, HBase, Hypertable to improve performance
• Updated interface for Amazon SimpleDB
• Upgraded Cassandra version used to 0.7.6-2
• Upgraded HBase version used to 0.89
• Upgraded Hadoop version used to 0.20.2
• Upgraded Hypertable version used to 0.9.43
• Namespacing support
• Added Loki, a fault tolerance tester along the lines of Netflix's Chaos Monkey
• User authorization system for MapReduce, EC2, and Neptune APIs
• Ability to remove transaction overhead via namespaces
• Various other bug fixes
• Xen, KVM, and Eucalyptus image available for download
• Revamped and simplified wiki documentation
• Updated home page
• New EC2 AMI: ami-e554938c

We want to thank the AppScale team and our contributors for their hard work. 

Thank you for your interest in AppScale.

-Raj

--

Navraj Chohan (Raj)

http://cs.ucsb.edu/~nchohan

http://appscale.cs.ucsb.edu
nla...@gmail.com