Journald (journald)
Read events from systemd-journald (Linux-only).
Linux json
Minimal example
JSON
Contents
Fields
| Field | Type | Required | Description |
|---|
matches Filtering | string[] | | Optional match filters in FIELD=VALUE form (systemd journal native syntax). |
units Filtering | string[] | | Optional systemd unit names to constrain journal reads. |
priorities Filtering | Priorities[] | | Optional priority filters (emerg |
start-at-oldest Behaviour | boolean (bool) | | Start reading from the oldest available entry (clears any saved cursor). |
follow-boot Behaviour | boolean (bool) | | Continue reading past boot boundaries (ignore saved cursors from previous boots). |
debug-entry-payloads Debugging | boolean (bool) | | Emit the raw journald entry payload alongside the parsed fields (verbose). |
Filtering
Show fields
| Field | Type | Required | Description |
|---|
matches | string[] | | Optional match filters in FIELD=VALUE form (systemd journal native syntax). |
units | string[] | | Optional systemd unit names to constrain journal reads. |
priorities | Priorities[] | | Optional priority filters (emerg |
Behaviour
Show fields
| Field | Type | Required | Description |
|---|
start-at-oldest | boolean (bool) | | Start reading from the oldest available entry (clears any saved cursor). |
follow-boot | boolean (bool) | | Continue reading past boot boundaries (ignore saved cursors from previous boots). |
Debugging
Show fields
| Field | Type | Required | Description |
|---|
debug-entry-payloads | boolean (bool) | | Emit the raw journald entry payload alongside the parsed fields (verbose). |
Schema
Priorities Options
| Value | Description |
|---|
emerg | Emerg |
alert | Alert |
crit | Crit |
err | Err |
warning | Warning |
notice | Notice |
info | Info |
debug | Debug |