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What's new in Dynatrace ActiveGate 1.345

  • Release notes
  • 4-min read
  • Published Aug 12, 2026
  • Rollout start on Aug 25, 2026

This page showcases new features, changes, and bug fixes in Dynatrace ActiveGate version 1.345. It contains:

  • Feature updates: 9
  • Fixes and maintenance: 2

Oldest supported versions

With this release, the following are the oldest supported ActiveGate versions.

Support levelOldest supported version

Standard Support

1.327

Enterprise Success and Support

1.321

For details, see How long are versions supported following rollout?.

Feature updates

Application Observability

Watchdog: switch from TCP to named pipe

ActiveGate watchdog communication switches from TCP sockets to named pipes, aligning with OneAgent. This improves reliability and eliminates ping failures caused by TCP connection issues.

Digital Experience | Synthetic

Browser support for private Synthetic locations

Chromium 151 is the latest supported version for Synthetic-enabled ActiveGate installed on:

  • Red Hat Enterprise Linux 9.7
  • Rocky Linux 9.8

Chrome for Testing 151 is the latest supported version for Synthetic-enabled ActiveGate installed on:

  • Ubuntu 20.04, 22.04, and 24.04
  • Amazon Linux 2023
  • Oracle Linux 9.7

Chromium 151 is bundled with the Windows ActiveGate installer.

For more information on supported and provided Chromium versions, see Requirements for private Synthetic locations in Classic and Create a private Synthetic location in Classic.

Infrastructure Observability | Extensions

Improved metric enrichment consistency in Extension Execution Controller

Extension Execution Controller (EEC) enrichment of outgoing metrics with additional context now complies with data formatting rules before it reaches Dynatrace. Normalization is applied without distinction across different types of enrichment data.

  • Enrichment values attached to your metrics (for example, process and host information, custom host metadata, and related entity details) are consistently formatted to meet metric ingestion requirements, reducing the likelihood of metric rejection and improving the reliability of metric dimensions.
  • Logs and traces are unaffected. Log data continues to receive the original, unaltered enrichment values, preserving full-fidelity detail for troubleshooting. This fixes a prior inconsistency in which some log attributes were unintentionally altered.

No configuration changes are needed on your part.

Infrastructure Observability | Kubernetes

Ingest enrichment support for custom rules

ActiveGate now supports ingest enrichment for custom rules. For details, see Enrich Kubernetes telemetry with primary Grail fields and tags.

Known limitations:

  • Ingest enrichment rules with conditions are ignored by the ActiveGate.

Infrastructure Observability | Kubernetes

Request and limit calculation improved

CPU, memory request, and limit metrics now account for pod-level resources introduced in Kubernetes version 1.34. When set, pod-level resources take precedence over container-level ones; the difference is reflected as an additional data point —aggregating at the pod scope shows the true effective resource reservation. For limits, this difference can be negative if the sum of container-level limits exceeds the pod-level limit.

Infrastructure Observability | Kubernetes

Add container runtime name field

Kubernetes platform monitoring now also writes the container.runtime.name field on the Smartscape CONTAINER node.

Platform | Dashboards

ActiveGate Diagnostic dashboard moves to Fleet Management Fleet Management

The ActiveGate Diagnostic Overview dashboard has moved from Dashboards Dashboards to Fleet Management Fleet Management. The existing dashboard shows a deprecation notice with a link to the new location. It now uses Smartscape Node ID instead of ActiveGate ID for filtering and supports deep-linking from Fleet Management Fleet Management ActiveGate details view; the dashboard automatically pre-filters to the selected ActiveGate.

Software Delivery

ActiveGate container image updated to Red Hat UBI 10 Micro

The containerized ActiveGate base image has been updated from Red Hat UBI 9 Micro to Red Hat UBI 10 Micro.

Software Delivery

Add host entity dimension when monitored by OneAgent

ActiveGate self-monitoring (SFM) metrics now include a host entity dimension when the ActiveGate is monitored by a OneAgent.

Operating system support

Future Dynatrace ActiveGate operating systems support changes

The following operating systems will no longer be supported starting 01 November 2026
  • Linux: Red Hat Enterprise Linux 9.4
    • Vendor announcement
  • Linux: Ubuntu 16.04
    • Vendor announcement
The following operating systems will no longer be supported starting 01 December 2026
  • Linux: Red Hat Enterprise Linux 9.7, 10.1
    • Vendor announcement
  • Linux: Oracle Linux 9.7, 10.1
    • x86-64
    • Vendor announcement
  • Linux: Rocky Linux 9.7, 10.1
    • x86-64
    • Vendor announcement
The following operating systems will no longer be supported starting 01 January 2027
  • Linux: Amazon Linux 2
    • x86-64, ARM64 (AArch64)
    • Vendor announcement

Past Dynatrace ActiveGate operating systems support changes

The following operating systems are no longer supported since 01 May 2026
  • Windows: Windows 10
    • x86-64
    • Vendor announcement
The following operating systems are no longer supported since 01 June 2026
  • Linux: Oracle Linux 9.6, 10.0
    • x86-64
    • Vendor announcement
  • Linux: Rocky Linux 9.6, 10.0
    • x86-64
    • Vendor announcement
The following operating systems are no longer supported since 01 July 2026
  • Linux: SUSE Enterprise Linux 15.6
    • Vendor announcement

Fixes and maintenance

Resolved issues in this release

  • Fixed an issue with the Synthetic ActiveGate Installer not restoring the Chrome directory in case of a download failure. (DEM-30143)
  • Fixed an issue where the Live Debugger could get stuck retrying an unreachable upstream endpoint indefinitely, with no fallback to other available endpoints. (APPOBS-37486)
Related tags
Dynatrace Platform