---
version: '0.13'
order: 13
layout: page
menu_title: 0.13
title: Apache Samza 0.13
---
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We are very excited to announce the release of **Apache Samza 0.13.0**. It contains previews for the following highly anticipated features; notably new [programming model](http://samza.apache.org/startup/preview/#high-level-api) and [deployment model](http://samza.apache.org/startup/preview/#flexible-deployment-model).

####Enhancements and Bug Fixes
Overall, [150 JIRAs](https://issues.apache.org/jira/browse/SAMZA-1110?jql=project%20%3D%2012314526%20AND%20fixVersion%20%3D%200.13.0%20%20AND%20status%20%3D%20Resolved%20%20ORDER%20BY%20priority%20DESC%2C%20key%20ASC) were resolve in this release. Here are few highlights

- [SAMZA-871](https://issues.apache.org/jira/browse/SAMZA-871) Adds container heartbeat
- [SAMZA-1140](https://issues.apache.org/jira/browse/SAMZA-1140) Enable async commit
- [SAMZA-1143](https://issues.apache.org/jira/browse/SAMZA-1143) Add configurations for localizing arbitrary resources in YARN.
- [SAMZA-1154](https://issues.apache.org/jira/browse/SAMZA-1154) Add  new endpoint to samza-rest to get information about all tasks in a job
- [SAMZA-1158](https://issues.apache.org/jira/browse/SAMZA-1158) Add samza-rest monitor to clean up stale local stores
- [SAMZA-1083](https://issues.apache.org/jira/browse/SAMZA-1083) Handle task stores that are older than delete tombstones correctly
- [SAMZA-1100](https://issues.apache.org/jira/browse/SAMZA-1100) Handle empty stream for both bootstrap and broadcast scenarios
- [SAMZA-1112](https://issues.apache.org/jira/browse/SAMZA-1112) Fix broker proxy to log fatal errors
- [SAMZA-1121](https://issues.apache.org/jira/browse/SAMZA-1121) Fix stream appender to prevent propagating exceptions to the caller
- [SAMZA-1157](https://issues.apache.org/jira/browse/SAMZA-1157) Fix logging for serialization and deserialization errors

####Upgrade Notes
- Samza now supports Scala 2.12.
- Kafka version to 0.10.1.1.
- Elasticsearch version to 2.2.0

####Sources and Artifacts
[Samza-sources-0.13.0.tgz](http://www.apache.org/dyn/closer.cgi/samza/0.13.0)

For more details about this release, please check out the [release blog post](https://blogs.apache.org/samza/).
