The Liberty buildpack v3.11 provides new monthly Liberty runtime versions and contains other improvements.
The monthly Liberty runtime version was updated to the 2017.7.0.0 release. The IBM JDK has been updated to the 184.108.40.206 and 220.127.116.11 versions. The buildpack also provides updated versions of the App Management utility and Auto-Scaling agent. The default Cloudant Library is now the official java-cloudant, the Ektorp library is still available as an option, for details on this change see the blog post. The default heap size ratio is now 50% when your application has less than 512mb of memory, if it has more than 512mb it will still be 75%. A new staging task log is now generated, which allows for easier debugging of staging errors. For additional information, see the latest updates documentation.