Logging FAQ
Level
- level - importance - severity
| mean | level | syslog | console | go/slog | OpenTelemetry | slf4j |
|---|---|---|---|---|---|---|
| Emergency | emerg | 0, | ||||
| Alert | alert | 1 | ||||
| Critical | crit | 2 | ||||
| Fatal | fatal | FATAL, 21-24 | ||||
| Error | error | 3,err, | ✅ | 8 | ERROR, 17-20 | |
| Warning | warn | 4,warning, | ✅ | 4 | WARN, 13-16 | |
| Notice | notice | 5 | ||||
| Information | info | 6 | ✅ | 0 | INFO, 9-12 | |
| Debug | debug | 7 | ✅ | -4 | DEBUG, 5-8 | |
| Trace | trace | ✅ | TRACE, 1-4 |
- https://opentelemetry.io/docs/specs/otel/logs/
- SeverityText
- SeverityNumber