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Lari Hotari 2025-03-11 02:19:27 +02:00
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@ -404,11 +404,9 @@ You will need to configure keys under `proxy.service` in your `values.yaml` to p
### kube-prometheus-stack replaced with victoria-metrics-k8s-stack
The kube-prometheus-stack version has been removed in Pulsar Helm Chart version 4.0.0 due to
Prometheus incompatibility with Pulsar metrics since Pulsar 2.11.0 . Pulsar exposes metrics in a format that is partially OpenMetrics 1.0.0 text format,
but isn't fully compatible. Prometheus doesn't provide proper support for OpenMetrics 1.0.0 text format, even in Prometheus version 3.2.1 where it was
extensively tested before switching to Victoria Metrics in Pulsar Helm chart version 4.0.0 . Victoria Metrics is Apache 2.0 Licensed OSS and it's fully
compatible with Prometheus.
The `kube-prometheus-stack` was replaced with `victoria-metrics-k8s-stack` in Pulsar Helm chart version 4.0.0. The trigger for the change was incompatibilities discovered in testing with most recent `kube-prometheus-stack` and Prometheus 3.2.1 which failed to scrape Pulsar metrics in certain cases without providing proper error messages or debug information at debug level logging.
[Victoria Metrics](https://docs.victoriametrics.com/) is Apache 2.0 Licensed OSS and it's a fully compatible drop-in replacement for Prometheus which is fast and efficient.
Before upgrading to Pulsar Helm Chart version 4.0.0, it is recommended to disable kube-prometheus-stack in the original Helm chart version that
is used: