AppScale 1.5

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Navraj S. Chohan

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Aug 1, 2011, 11:51:18 AM8/1/11
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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
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