Azure HDInsight release notes

This article provides information about the most recent Azure HDInsight release updates.

Summary

Azure HDInsight is one of the most popular services among enterprise customers for open-source analytics on Azure.
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Release date: February 28, 2023

This release applies to HDInsight 4.0. 5.0, and 5.1. HDInsight release will be available to all regions over several days. This release is applicable for image number 2302250400. How to check the image number?

HDInsight uses safe deployment practices, which involve gradual region deployment. it may take up to 10 business days for a new release or a new version to be available in all regions.

OS versions

• HDInsight 4.0: Ubuntu 18.04.5 LTS Linux Kernel 5.4
• HDInsight 5.0: Ubuntu 18.04.5 LTS Linux Kernel 5.4

For workload specific versions, see

HDInsight 4.0 component versions
HDInsight 5.0 component versions
HDInsight 5.1 component versions

What's new?

HDInsight 5.1

We have started rolling out a new version of HDInsight 5.1. All new open-source releases added as incremental releases on HDInsight 5.1.

For more information, see HDInsight 5.1.0 version

Kafka 3.2.0 Upgrade (Preview)

• Kafka 3.2.0 includes several significant new features/improvements.
  • Upgraded Zookeeper to 3.6.3
  • Kafka Streams support
  • Stronger delivery guarantees for the Kafka producer enabled by default.
  • log4j 1.x replaced with reload4j.
  • Send a hint to the partition leader to recover the partition.
  • JoinGroupRequest and LeaveGroupRequest have a reason attached.
  • Added Broker count metrics8.
  • Mirror Maker2 improvements.

HBase 2.4.11 Upgrade (Preview)

• This version has new features such as the addition of new caching mechanism types for block cache, the ability to alter hbase:meta table and view the hbase:meta table from the HBase WEB UI.

Phoenix 5.1.2 Upgrade (Preview)

• Phoenix version upgraded to 5.1.2 in this release. This upgrade includes the Phoenix Query Server. The Phoenix Query Server proxies the standard Phoenix JDBC driver and provides a backwards-compatible wire protocol to invoke that JDBC driver.

Ambari CVEs

• Multiple Ambari CVEs are fixed.

End of support

End of support for Azure HDInsight clusters on Spark 2.4 February 10, 2024. For more information, see Spark versions supported in Azure HDInsight

Upcoming Changes

• Cluster name change limitation
  • The max length of cluster name will be changed to 45 from 59 in Public, Mooncake and Fairfax.
• Cluster permissions for secure storage
  • Customers can specify (during cluster creation) whether a secure channel should be used for HDInsight cluster nodes to contact the storage account.
• Non-ESP ABFS clusters [Cluster Permissions for World Readable]
  • Plan to introduce a change in non-ESP ABFS clusters, which restricts non-Hadoop group users from executing Hadoop commands for storage operations. This change to improve cluster security posture. Customers need to plan for the updates.
• Open-source upgrades
  • Apache Spark 3.3.0 and Hadoop 3.3.4 are under development on HDInsight 5.1 and will include several significant new features, performance and other improvements.

NOTE:
We advise customers to use to latest versions of HDInsight Images as they bring in the best of open-source updates, Azure updates and security fixes.