argocd-applicationset-controller concurrent application operations
Introduced 2026-08-04 · score 0.94
HOW TO USE IT
When an ApplicationSet manages many Applications and reconciliation is slow, start the v3.5.0 ApplicationSet controller with `--concurrent-application-updates` set to the desired concurrency.
argocd-applicationset-controller --concurrent-application-updates <N>WHY THIS HELPS
Shorten reconciliation time for an ApplicationSet that manages many applications.
BEFORE THIS CHANGE
The controller updated Applications sequentially.
REQUIREMENTS AND LIMITATIONS
- Version: v3.5.0
- --concurrent-application-updates <int>: Number of concurrent Application create, update, and delete operations per ApplicationSet reconcile; defaults to 1.
- Prerequisite: Use Argo CD v3.5.0 or later for this flag.
- The flag defaults to `1`.
FIRST-PARTY EVIDENCE
- https://github.com/argoproj/argo-cd/releases/tag/v3.5.0
- https://github.com/argoproj/argo-cd/pull/26642
- https://argo-cd.readthedocs.io/en/stable/operator-manual/server-commands/argocd-applicationset-controller/
Check the installed version and the source before using it. Entry JSON