Michael Walsh 375b546fa1 fix(catalog): Fix catalog refresh_state deadlock when running multiple replicas
getProcessableEntities uses SELECT ... FOR UPDATE SKIP LOCKED to prevent concurrent processors from selecting the same rows, but it was called with a raw Knex instance instead of a transaxction. This meant the row locks were released immediately after the SELECT, before the subsequent UPDATE executed - making SKIP LOCKED ineffective and allowing multiple replicas to update overlapping rows, causing PostgreSQL deadlock (error 40P01). Wrapping the call in a transaction ensures the locks are held through the UPDATE, so concurrent replicas correctly skip already-claimed rows.

Signed-off-by: Michael Walsh <walshmichael310@gmail.com>
2026-03-20 17:19:09 +01:00
2025-09-18 15:57:24 +01:00
2025-07-15 11:09:59 +01:00
2026-03-18 21:29:27 +01:00
2026-02-02 14:06:20 +05:30

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Backstage

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What is Backstage?

Backstage is an open source framework for building developer portals. Powered by a centralized software catalog, Backstage restores order to your microservices and infrastructure and enables your product teams to ship high-quality code quickly without compromising autonomy.

Backstage unifies all your infrastructure tooling, services, and documentation to create a streamlined development environment from end to end.

software-catalog

Out of the box, Backstage includes:

  • Backstage Software Catalog for managing all your software such as microservices, libraries, data pipelines, websites, and ML models
  • Backstage Software Templates for quickly spinning up new projects and standardizing your tooling with your organizations best practices
  • Backstage TechDocs for making it easy to create, maintain, find, and use technical documentation, using a "docs like code" approach
  • Plus, a growing ecosystem of open source plugins that further expand Backstages customizability and functionality

Backstage was created by Spotify but is now hosted by the Cloud Native Computing Foundation (CNCF) as an Incubation level project. For more information, see the announcement.

Project roadmap

For information about the detailed project roadmap including delivered milestones, see the Roadmap.

Getting Started

To start using Backstage, see the Getting Started documentation.

Documentation

The documentation of Backstage includes:

Community

To engage with our community, you can use the following resources:

Governance

See the GOVERNANCE.md document in the backstage/community repository.

License

Copyright 2020-2026 © The Backstage Authors. All rights reserved. The Linux Foundation has registered trademarks and uses trademarks. For a list of trademarks of The Linux Foundation, please see our Trademark Usage page: https://www.linuxfoundation.org/trademark-usage

Licensed under the Apache License, Version 2.0: http://www.apache.org/licenses/LICENSE-2.0

Security

Please report sensitive security issues using Spotify's bug-bounty program rather than GitHub.

For further details, see our complete security release process.

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