Release notes

Server 4.9 Server Admin
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Overview

The 4.9 release introduces Serial Groups for job serialization, Automatic Reruns for workflows and steps, and improved caching with Zstd compression.

Upgrade

Server 4.9 requires mongoDB 4.4 or higher. If your MongoDB instance is not externalized then please follow our Upgrade MongoDB to 4.4 guide before upgrading to Server 4.9.0.

For upgrade steps see the Upgrade Server 4.9 Guide.

Release 4.9.0

For full details of this release see the changelog.