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OpenTelemetry

Ingesting metrics into Siglens using OpenTelemetry

1. Install OpenTelemetry Collector​

Pull the docker image for OTEL Collector:

docker pull otel/opentelemetry-collector

2. Configure OpenTelemetry Collector​

Note: This sample configuration file is for exporting system metrics to Siglens.

otel_collector_config.yaml
receivers:
  hostmetrics:
    collection_interval: 10s
    scrapers:
      cpu:
      memory:
      disk:
      network:

exporters:
  prometheusremotewrite:
    endpoint: "http://localhost:8081/promql/api/v1/write"
    # If Siglens is running on the host machine where your OTEL Docker container is running, then use `host.docker.internal:8081`.

processors:
  batch:
    send_batch_size: 5000
    timeout: 10s

service:
  pipelines:
    metrics:
      receivers: [hostmetrics]
      processors: [batch]
      exporters: [prometheusremotewrite]

You can configure OpenTelemetry to collect different types of metrics according to your needs. For more information on configuring OpenTelemetry, please refer to the OpenTelemetry Collector Documentation

3. Run OpenTelemetry Collector​

docker run --rm \
  -v "${PWD}/otel_collector_config.yaml:/etc/otel/config.yaml" \
  otel/opentelemetry-collector \
  --config /etc/otel/config.yaml