OpenObserve vs Netdata

It depends on what you need. Netdata is excellent at what it was built for: per-second, per-node infrastructure metrics with zero-config dashboards. OpenObserve is a different category — centralized, full-stack observability: logs, metrics, and traces from your whole fleet in one place, with long retention on object storage. If your pain is "I can see one node in real time but I can't search logs across the fleet, correlate traces, or look back 6 months," OpenObserve is the right move.

Netdata Cloud is free for up to 5 nodes; the Business plan runs about $4.50/node/month billed annually ($6 monthly). That is predictable for small static fleets, but the bill grows linearly with every host and container node you add. OpenObserve prices on data ingested, not node count — so a 500-node fleet with modest telemetry can cost far less, and you also get logs and traces in the same bill instead of running separate tools.

Honestly: Netdata's out-of-the-box, per-second, per-node dashboards are best-in-class for live single-host troubleshooting, and OpenObserve doesn't try to clone that experience. OpenObserve collects at whatever resolution your collectors are configured for and excels at the fleet-wide view: querying across hundreds of hosts, correlating metrics with logs and traces, and analyzing weeks or months of history. Many teams keep Netdata's free tier on a few critical hosts and centralize everything in OpenObserve.

Easier than most migrations. Netdata exposes all its metrics in Prometheus format, so an OpenTelemetry Collector or Prometheus instance can scrape them and forward to OpenObserve immediately — no agent changes on day one. From there you rebuild key dashboards and alerts with PromQL/SQL, then gradually replace Netdata agents with lightweight OTel collectors. Small fleets typically complete this in days to a few weeks.

Netdata added log exploration based on systemd-journal, but it is fundamentally per-node — searching logs across a fleet requires setting up journal centralization yourself, and full-text search across services isn't its strength. Distributed tracing is not supported; Netdata's own guidance is to pair it with tools like Jaeger or Tempo. OpenObserve ingests logs, metrics, and OTLP traces natively into one centralized store you can query together.

Yes — and more of the platform is open. Netdata's agent is open source, but Netdata Cloud (the centralized UI, SSO, and team features) is a proprietary hosted service. OpenObserve's entire platform is open source: you can self-host the full experience — UI, dashboards, alerting, pipelines — as a single binary or an HA cluster on Kubernetes, with your data in your own object storage bucket.

This is where the architectures differ most. Netdata stores data on each node's local disk with retention controlled by disk-space limits, and its tiered storage downsamples older data. Long lookbacks across the fleet are not its design goal. OpenObserve writes everything to object storage (S3, GCS, Azure Blob) in columnar Parquet — roughly 140x more storage-efficient than traditional indexing — so keeping months or years of full-fidelity data is affordable.

Yes. OpenObserve is SOC2 Type II certified and ISO 27001 compliant. We process over 2 PB of data daily across thousands of deployments, including Fortune 100 enterprises. Enterprise features include RBAC, SSO, sensitive data redaction, and dedicated support.