SigNoz is an open-source APM. It helps developers monitor their applications & troubleshoot problems, an open-source alternative to DataDog, NewRelic, etc.

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check your affinity and taints. i had same issue . otelAgent tolerations on singoz helm chart is what needs to be configured.
```otelAgent:
  # NB: if adding node group and wanting it to be monitred add toleration here
  tolerations:
    - key: "<http://nvidia.com/gpu|nvidia.com/gpu>"
      operator: "Exists"
      effect: "NoSchedule"```