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oteldb svg logo

oteldb codecov experimental

The next generation, OpenTelemetry-first aggregation system for metrics, traces and logs.

Compatible with PromQL, TraceQL and LogQL.

Based on ClickHouse, fastest open-source (Apache 2.0) column-oriented database.

Warning

Work in progress. Not ready for production use.

Supported query languages:

Supported ingestion protocols:

  • Prometheus remote write, including exemplars
  • OpenTelemetry protocol (gRPC) for metrics, traces and logs

Ingestion is possible with OpenTelemetry collector, supporting over 90 protocols.

Demo

oteldb-2025-01-27_20.13.51.mp4

Prometheus Compatibility

See ch-compliance for Prometheus compatibility tests.

$ promql-compliance-tester -config-file promql-test-queries.yml -config-file test.oteldb.yml
Total: 547 / 548 (99.82%) passed, 0 unsupported

Quick Start

Setup oteldb, ClickHouse, Grafana, and telemetry generators:

docker compose -f dev/local/ch/docker-compose.yml up -d

You can open Grafana dashboard at http://localhost:3000/d/oteldb/oteldb

License

Apache License 2.0, see LICENSE.