| Option | Description |
|---|---|
| tag | The output tag name |
| add_tag_prefix | Add tag prefix for output message |
| remove_tag_prefix | Remove tag prefix for output message |
| replace_invalid_sequence | Replace invalid byte sequence in UTF-8 with '?' character if true |
| interval | The interval to calculate in seconds. Default is 60s |
| aggregate | Calculate for each tag or all. The default value is tag |
ex) fluent-plugin-grep, fluent-plugin-rewrite-tag-filter, fluent-plugin-conditional-filter, fluent-plugin-geoip, fluent-plugin-route, fluent-plugin-calc, fluent-plugin-datacounter
| Placeholder | Description |
|---|---|
| ${hostname} or __HOSTNAME__ | hostname that the fluentd plugin is working |
| ${tag} or __TAG__ | input tag name |
| ${tag_parts[n]} or __TAG_PARTS[n]__ | input tag splitted by '.'. Use like ${tag_parts[0]}, __TAG_PARTS[0]__ |
| ${time} or __TIME__ | time of the event |
ex) fluent-plugin-record-reformer, fluent-plugin-rewrite-tag-filter, fluent-mixin-config-placeholders