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Merged
stefanprodan merged 2 commits into from
Feb 23, 2026
Merged

Update Flux to v2.8.0 #19

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e2b33d2
Update Flux to v2.8.0
stefanprodan Feb 23, 2026
a1f96b3
Add results for Flux 2.8
stefanprodan Feb 23, 2026
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23 changes: 23 additions & 0 deletions RESULTS.md
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Expand Up @@ -18,6 +18,29 @@ registry at the same time.
- Helm repository (oci://ghcr.io/stefanprodan/charts/podinfo)
- App manifests (Deployment scaled to zero, Service Account, Service, Ingress)

## Flux v2.8.0

| Objects | Type | Flux component | Duration | Max Memory |
|---------|---------------|----------------------|----------|------------|
| 100 | OCIRepository | source-controller | 24s | 38Mi |
| 100 | Kustomization | kustomize-controller | 26s | 32Mi |
| 100 | HelmChart | source-controller | 24s | 40Mi |
| 100 | HelmRelease | helm-controller | 27s | 190Mi |
| 500 | OCIRepository | source-controller | 43s | 65Mi |
| 500 | Kustomization | kustomize-controller | 2m5s | 130Mi |
| 500 | HelmChart | source-controller | 48s | 68Mi |
| 500 | HelmRelease | helm-controller | 2m15s | 255Mi |
| 1000 | OCIRepository | source-controller | 1m25s | 67Mi |
| 1000 | Kustomization | kustomize-controller | 4m14s | 195Mi |
| 1000 | HelmChart | source-controller | 1m20s | 110Mi |
| 1000 | HelmRelease | helm-controller | 4m58s | 330Mi |

### Observations

Compared to Flux v2.7, in Flux 2.8 with helm-controller built with Go 1.26 (new GC),
there is a negligible degradation in the reconciliation speed of HelmRelease objects
when the number of releases is 500 or more.

## Flux v2.7.0

| Objects | Type | Flux component | Duration | Max Memory |
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4 changes: 2 additions & 2 deletions manifests/bases/helm-controller/kustomization.yaml
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@@ -1,8 +1,8 @@
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- https://github.com/fluxcd/helm-controller/releases/download/v1.4.0/helm-controller.crds.yaml
- https://github.com/fluxcd/helm-controller/releases/download/v1.4.0/helm-controller.deployment.yaml
- https://github.com/fluxcd/helm-controller/releases/download/v1.5.0/helm-controller.crds.yaml
- https://github.com/fluxcd/helm-controller/releases/download/v1.5.0/helm-controller.deployment.yaml
- account.yaml
transformers:
- labels.yaml
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4 changes: 2 additions & 2 deletions manifests/bases/image-automation-controller/kustomization.yaml
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@@ -1,8 +1,8 @@
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- https://github.com/fluxcd/image-automation-controller/releases/download/v1.0.1/image-automation-controller.crds.yaml
- https://github.com/fluxcd/image-automation-controller/releases/download/v1.0.1/image-automation-controller.deployment.yaml
- https://github.com/fluxcd/image-automation-controller/releases/download/v1.1.0/image-automation-controller.crds.yaml
- https://github.com/fluxcd/image-automation-controller/releases/download/v1.1.0/image-automation-controller.deployment.yaml
- account.yaml
transformers:
- labels.yaml
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4 changes: 2 additions & 2 deletions manifests/bases/image-reflector-controller/kustomization.yaml
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apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- https://github.com/fluxcd/image-reflector-controller/releases/download/v1.0.1/image-reflector-controller.crds.yaml
- https://github.com/fluxcd/image-reflector-controller/releases/download/v1.0.1/image-reflector-controller.deployment.yaml
- https://github.com/fluxcd/image-reflector-controller/releases/download/v1.1.0/image-reflector-controller.crds.yaml
- https://github.com/fluxcd/image-reflector-controller/releases/download/v1.1.0/image-reflector-controller.deployment.yaml
- account.yaml
transformers:
- labels.yaml
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4 changes: 2 additions & 2 deletions manifests/bases/kustomize-controller/kustomization.yaml
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apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- https://github.com/fluxcd/kustomize-controller/releases/download/v1.7.0/kustomize-controller.crds.yaml
- https://github.com/fluxcd/kustomize-controller/releases/download/v1.7.0/kustomize-controller.deployment.yaml
- https://github.com/fluxcd/kustomize-controller/releases/download/v1.8.0/kustomize-controller.crds.yaml
- https://github.com/fluxcd/kustomize-controller/releases/download/v1.8.0/kustomize-controller.deployment.yaml
- account.yaml
transformers:
- labels.yaml
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4 changes: 2 additions & 2 deletions manifests/bases/notification-controller/kustomization.yaml
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apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- https://github.com/fluxcd/notification-controller/releases/download/v1.7.1/notification-controller.crds.yaml
- https://github.com/fluxcd/notification-controller/releases/download/v1.7.1/notification-controller.deployment.yaml
- https://github.com/fluxcd/notification-controller/releases/download/v1.8.0/notification-controller.crds.yaml
- https://github.com/fluxcd/notification-controller/releases/download/v1.8.0/notification-controller.deployment.yaml
- account.yaml
transformers:
- labels.yaml
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4 changes: 2 additions & 2 deletions manifests/bases/source-controller/kustomization.yaml
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apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- https://github.com/fluxcd/source-controller/releases/download/v1.7.0/source-controller.crds.yaml
- https://github.com/fluxcd/source-controller/releases/download/v1.7.0/source-controller.deployment.yaml
- https://github.com/fluxcd/source-controller/releases/download/v1.8.0/source-controller.crds.yaml
- https://github.com/fluxcd/source-controller/releases/download/v1.8.0/source-controller.deployment.yaml
- account.yaml
transformers:
- labels.yaml
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4 changes: 2 additions & 2 deletions manifests/bases/source-watcher/kustomization.yaml
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apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- https://github.com/fluxcd/source-watcher/releases/download/v2.0.1/source-watcher.crds.yaml
- https://github.com/fluxcd/source-watcher/releases/download/v2.0.1/source-watcher.deployment.yaml
- https://github.com/fluxcd/source-watcher/releases/download/v2.1.0/source-watcher.crds.yaml
- https://github.com/fluxcd/source-watcher/releases/download/v2.1.0/source-watcher.deployment.yaml
- account.yaml
transformers:
- labels.yaml
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