Prometheus exporter

The application has built in Prometheus exporter, which exposes a set of Golang metrics as well as some site related metrics. The exporter is listening for port 9350 by default and exposes metrics under /metrics subpath, both options could be changed via the command line arguments.

Site metrics

Metric name Description Metric type
s3sync_data_total_size Total size of the synced objects Gauge
s3sync_data_objects_count Total number of the synced objects Gauge
s3sync_errors_count Number of errors, could be used for alerting Gauge

All the site metrics are reset to 0 on reload.

Grafana dashboard

The exposed metrics can be used to create alerts and/or Grafana dashboards similar to the following, the source is available here.

Sample Grafana dashboard