Syslog Priority Calculator
Syslog Priority Calculator
Decode PRI values, build filter expressions, and reference RFC 5424 facility/severity codes.
PRI = (facility × 8) + severity | Valid range: 0–191
RFC 5424 Severity Reference
| Code | Keyword | Description | rsyslog | journald |
|---|---|---|---|---|
| 0 | emerg | System is unusable | *.emerg |
emerg |
| 1 | alert | Action must be taken immediately | *.alert |
alert |
| 2 | crit | Critical conditions | *.crit |
crit |
| 3 | err | Error conditions | *.err |
err |
| 4 | warning | Warning conditions | *.warning |
warning |
| 5 | notice | Normal but significant condition | *.notice |
notice |
| 6 | info | Informational messages | *.info |
info |
| 7 | debug | Debug-level messages | *.debug |
debug |
RFC 5424 Facility Reference
| Code | Keyword | Description |
|---|