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Configure NodeJS to generate Prometheus metrics
To configure NodeJS to generate Prometheus metrics, refer to Prometheus NodeJS Exporter.
Metrics and KPIs
Metric | KPI |
---|---|
Memory
| Utilization in k8s
Utilization in non k8s
|
CPU
| Utilization in k8s
Utilization in non k8s
|
Dashboard
In addition to these KPIs, the KPI dashboard includes the following NodeJS runtime metrics.
Heap usage
- nodejs_heap_size_total_bytes
- nodejs_heap_size_used_bytes
- nodejs_heap_space_size_used_bytes
Event loop latency
- nodejs_eventloop_lag_seconds
- nodejs_eventloop_lag_p99_seconds
GC duration and count
- rate(nodejs_gc_duration_seconds_sum[5m])
- rate(nodejs_gc_duration_seconds_count[5m])
Active handles and requests
- nodejs_active_handles_total
- nodejs_active_reqeuests_total
File handles
- process_open_fds
- process_max_fds
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