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Merge pull request #299017 from abhishjain002/abhishjain002-SU2411-1804-Hotfix-3
HDInsight su2411 1804 hotfix 3 release note updates
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‎articles/hdinsight/hdinsight-release-notes-archive.md

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author: yeturis
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ms.author: sairamyeturi
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ms.reviewer: nijelsf
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ms.date: 01/24/2025
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ms.date: 04/29/2025
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# Archived release notes
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## Release Information
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### Release date: Jan 23, 2025
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Azure HDInsight periodically releases maintenance updates for delivering bug fixes, performance enhancements, and security patches ensuring you stay up to date with these updates guarantees optimal performance and reliability.
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This release note applies to
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:::image type="icon" source="./media/hdinsight-release-notes/yes-icon.svg" border="false"::: HDInsight 5.1 version.
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:::image type="icon" source="./media/hdinsight-release-notes/yes-icon.svg" border="false"::: HDInsight 5.0 version.
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:::image type="icon" source="./media/hdinsight-release-notes/yes-icon.svg" border="false"::: HDInsight 4.0 version.
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HDInsight release will be available to all regions over several days. This release note is applicable for image number **2501080039**. [How to check the image number?](./view-hindsight-cluster-image-version.md)
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HDInsight uses safe deployment practices, which involve gradual region deployment. It might take up to 10 business days for a new release or a new version to be available in all regions.
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**OS versions**
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* HDInsight 5.1: Ubuntu 18.04.5 LTS Linux Kernel 5.4
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* HDInsight 5.0: Ubuntu 18.04.5 LTS Linux Kernel 5.4
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* HDInsight 4.0: Ubuntu 18.04.5 LTS Linux Kernel 5.4
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> [!NOTE]
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> Ubuntu 18.04 is supported under [Extended Security Maintenance(ESM)](https://techcommunity.microsoft.com/t5/linux-and-open-source-blog/canonical-ubuntu-18-04-lts-reaching-end-of-standard-support/ba-p/3822623) by the Azure Linux team for [Azure HDInsight July 2023](/azure/hdinsight/hdinsight-release-notes-archive#release-date-july-25-2023), release onwards.
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For workload specific versions, see [HDInsight 5.x component versions](./hdinsight-5x-component-versioning.md).
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## New feature
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* MSI Based authentication for SQL Databases.
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HDInsight now offers Managed Identity for secure authentication with SQL databases in its clusters offerings. This enhancement provides a more secure mechanism for authentication. For more information see, [Use Managed Identity for SQL Database authentication in Azure HDInsight](./use-managed-identity-for-sql-database-authentication-in-azure-hdinsight.md).
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To use Managed Identity with SQL databases, follow these steps:
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* This feature isn't enabled by default. To enable it, submit a [support ticket](https://portal.azure.com/#blade/Microsoft_Azure_Support/HelpAndSupportBlade/overview) with your subscription and region details.
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* After the capability has been enabled, proceed to recreate the cluster.
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> [!NOTE]
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> Managed Identity is currently available only in public regions. It will be rolled out to other regions (Federal and China regions) in future releases.
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## New Regions
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* New Zealand North.
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## Reminder
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* HDInsight service transitioned to use standard load balancers for all its cluster configurations due to [deprecation announcement](https://azure.microsoft.com/updates/azure-basic-load-balancer-will-be-retired-on-30-september-2025-upgrade-to-standard-load-balancer#main) of Azure basic load balancer.
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> [!NOTE]
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> This change is available in all regions. Recreate your cluster to consume this change. For any assistance, contact [support](https://ms.portal.azure.com/#view/Microsoft_Azure_Support/HelpAndSupportBlade/~/overview).
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> [!IMPORTANT]
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> When using your own Virtual Network (custom VNet) during cluster creation, be advised that the cluster creation won't succeed once this change is enabled. We recommend referring to the [migration guide to recreate the cluster](./load-balancer-migration-guidelines.md).
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> For any assistance, contact [support](https://portal.azure.com/#blade/Microsoft_Azure_Support/HelpAndSupportBlade/overview).
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* [Basic and Standard A-series VMs Retirement](https://azure.microsoft.com/updates/basic-and-standard-aseries-vms-on-hdinsight-will-retire-on-31-august-2024/).
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* On August 31, 2024, we'll retire Basic and Standard A-series VMs. Before that date, you need to migrate your workloads to Av2-series VMs, which provide more memory per vCPU and faster storage on solid-state drives (SSDs).
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* To avoid service disruptions, [migrate your workloads](https://aka.ms/Av1retirement) from Basic and Standard A-series VMs to Av2-series VMs before August 31, 2024.
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### :::image type="icon" border="false" source="./media/hdinsight-release-notes/clock.svg"::: Coming soon
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* Retirement Notifications for [HDInsight 4.0](https://azure.microsoft.com/updates/azure-hdinsight-40-will-be-retired-on-31-march-2025-migrate-your-hdinsight-clusters-to-51) and [HDInsight 5.0](https://azure.microsoft.com/updates/hdinsight5retire/).
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If you have any more questions, contact [Azure Support](https://ms.portal.azure.com/#view/Microsoft_Azure_Support/HelpAndSupportBlade/~/overview).
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You can always ask us about HDInsight on [Azure HDInsight - Microsoft Q&A](/answers/tags/168/azure-hdinsight).
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We're listening: You’re welcome to add more ideas and other topics here and vote for them - [HDInsight Ideas](https://feedback.azure.com/d365community/search/?q=HDInsight) and follow us for more updates on [AzureHDInsight Community](https://www.linkedin.com/groups/14313521/).
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> [!NOTE]
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> We advise customers to use to latest versions of HDInsight [Images](./view-hindsight-cluster-image-version.md) as they bring in the best of open source updates, Azure updates, and security fixes. For more information, see, [Best practices](./hdinsight-overview-before-you-start.md).
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### Release date: Oct 22, 2024
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> [!NOTE]

‎articles/hdinsight/hdinsight-release-notes.md

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author: yeturis
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ms.reviewer: nijelsf
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ms.date: 01/24/2025
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ms.date: 04/29/2025
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# Azure HDInsight release notes
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## Release Information
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### Release date: Jan 23, 2025
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### Release date: Apr 28, 2025
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> [!NOTE]
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> This is a Hotfix / maintenance release for Resource Provider. For more information see, [Resource Provider](.//hdinsight-overview-versioning.md#hdinsight-resource-provider).
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Azure HDInsight periodically releases maintenance updates for delivering bug fixes, performance enhancements, and security patches ensuring you stay up to date with these updates guarantees optimal performance and reliability.
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For workload specific versions, see [HDInsight 5.x component versions](./hdinsight-5x-component-versioning.md).
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## New feature
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* MSI Based authentication for SQL Databases.
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HDInsight now offers Managed Identity for secure authentication with SQL databases in its clusters offerings. This enhancement provides a more secure mechanism for authentication. For more information see, [Use Managed Identity for SQL Database authentication in Azure HDInsight](./use-managed-identity-for-sql-database-authentication-in-azure-hdinsight.md).
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To use Managed Identity with SQL databases, follow these steps:
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* This feature isn't enabled by default. To enable it, submit a [support ticket](https://portal.azure.com/#blade/Microsoft_Azure_Support/HelpAndSupportBlade/overview) with your subscription and region details.
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## Issues fixed
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* After the capability has been enabled, proceed to recreate the cluster.
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* Managed identity-based authentication for WASB encounters issues when network ACL is enabled on storage.
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* Managed identity-based authentication for SQL databases encounters issues when availability zones are used.
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* Multiple security fixes.
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> [!NOTE]
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> Managed Identity is currently available only in public regions. It will be rolled out to other regions (Federal and China regions) in future releases.
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## Updates
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## New Regions
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* New Zealand North.
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* Active PIN requests for creating HDInsight clusters with predetermined image versions will be revoked/cancelled on 26 May 2025. Beyond this date, customers will only be able to create clusters using the updated (compliant) images of each HDInsight version. This measure is intended to improve cluster security and prevent potential issues with clusters and gateway nodes.
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## Reminder
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* HDInsight service transitioned to use standard load balancers for all its cluster configurations due to [deprecation announcement](https://azure.microsoft.com/updates/azure-basic-load-balancer-will-be-retired-on-30-september-2025-upgrade-to-standard-load-balancer#main) of Azure basic load balancer.
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> [!NOTE]
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> This change is available in all regions. Recreate your cluster to consume this change. For any assistance, contact [support](https://ms.portal.azure.com/#view/Microsoft_Azure_Support/HelpAndSupportBlade/~/overview).
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> [!IMPORTANT]
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> When using your own Virtual Network (custom VNet) during cluster creation, be advised that the cluster creation won't succeed once this change is enabled. We recommend referring to the [migration guide to recreate the cluster](./load-balancer-migration-guidelines.md).
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> By default, creation of any new HDInsight cluster happens with Standard Load Balancers. We recommend referring to the [migration guide to recreate the cluster](./load-balancer-migration-guidelines.md).
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> For any assistance, contact [support](https://portal.azure.com/#blade/Microsoft_Azure_Support/HelpAndSupportBlade/overview).
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* [Basic and Standard A-series VMs Retirement](https://azure.microsoft.com/updates/basic-and-standard-aseries-vms-on-hdinsight-will-retire-on-31-august-2024/).
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* On August 31, 2024, we'll retire Basic and Standard A-series VMs. Before that date, you need to migrate your workloads to Av2-series VMs, which provide more memory per vCPU and faster storage on solid-state drives (SSDs).
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* To avoid service disruptions, [migrate your workloads](https://aka.ms/Av1retirement) from Basic and Standard A-series VMs to Av2-series VMs before August 31, 2024.
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## :::image type="icon" border="false" source="./media/hdinsight-release-notes/clock.svg"::: Coming soon
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* Retirement Notifications for [HDInsight 4.0](https://azure.microsoft.com/updates/azure-hdinsight-40-will-be-retired-on-31-march-2025-migrate-your-hdinsight-clusters-to-51) and [HDInsight 5.0](https://azure.microsoft.com/updates/hdinsight5retire/).
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If you have any more questions, contact [Azure Support](https://ms.portal.azure.com/#view/Microsoft_Azure_Support/HelpAndSupportBlade/~/overview).
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You can always ask us about HDInsight on [Azure HDInsight - Microsoft Q&A](/answers/tags/168/azure-hdinsight).

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