This is the closest architectural decision in the set. Both are OpenTelemetry-native and self-hostable. SigNoz centers a mature ClickHouse-backed product and managed Cloud; molesignal centers an object-storage data plane and first-class continuous profiling.
Compare · SigNoz
The meaningful questions are storage engine, profile requirements, managed-service availability, and how much product maturity you need now.
| Decision point | molesignal | SigNoz |
|---|---|---|
| Telemetry foundation | OpenTelemetry-native with OTLP plus compatibility endpoints for existing shippers. | OpenTelemetry-native; SigNoz documents logs, metrics, traces, exceptions, dashboards, and alerts in one product. |
| Storage and query | Parquet on object storage with DataFusion SQL, Arrow, and a PromQL subset. | ClickHouse columnar storage with Query Builder, PromQL, and ClickHouse SQL. |
| Continuous profiles | First-class profiles with pprof, Pyroscope-compatible, and OTLP Profiles ingest plus trace context. | SigNoz’s current official product overview emphasizes logs, metrics, traces, and exceptions rather than a dedicated profiles product. |
| Deployment | Docker Compose, Kubernetes manifests, and the same binary in standalone or role-based layouts. | Community self-hosting via Docker, Kubernetes, or Linux, plus Cloud, BYOC, and enterprise self-hosted options. |
| Managed service | Cloud is pre-release; self-hosting is the available path today. | SigNoz Cloud is available with usage-based pricing and enterprise deployment options. |
| Maturity | Pre-1.0, smaller community, production hardening with design partners. | Established open-source project, Cloud service, support plans, and wider production adoption. |
Migration
Because both products speak OpenTelemetry, a side-by-side test can stay close to the data plane.
Fan out the same OTLP logs, metrics, and traces to both products.
Run equivalent dashboards, alerts, and trace-to-log investigations.
Add a profiling workload if code-level hotspots matter to your team.
Compare ClickHouse operations with object-storage operations, then include maturity and support in the decision.
Official sources
Product capabilities, editions, and prices change. Re-check the linked first-party sources before making a procurement or production decision.
molesignal is not affiliated with Datadog, Grafana Labs, Elastic, SigNoz, or OpenObserve. Product names are the property of their respective owners.
Self-hosted data ownership and infrastructure-led cost versus a broad, managed SaaS platform.
One data plane versus a composable stack of Grafana, Loki, Mimir, Tempo, and Pyroscope.
A focused Apache 2.0 observability data plane versus the broader Elasticsearch and Kibana platform.
Two Rust and object-storage observability systems, separated by licensing, profiles, breadth, and maturity.
Start the self-hosted sandbox, send a representative OTLP workload, and test the investigation path your team uses during a real incident.