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Jul 10, 2025
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pipeline: processors: filters: general cleanup #1888

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pipeline: processors: filters: general cleanup
alexakreizinger Jul 10, 2025
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pipeline: processors: README: clarify phrasing
alexakreizinger Jul 10, 2025
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2 changes: 1 addition & 1 deletion pipeline/processors/README.md
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Expand Up @@ -6,7 +6,7 @@ Additionally, filters can be implemented in a way that mimics the behavior of pr

{% hint style="info" %}

Processors are compatible only with the YAML configuration format. Classic mode configuration files don't support processors.
Only [YAML configuration files](../administration/configuring-fluent-bit/yaml/README.md) support processors.

{% endhint %}

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11 changes: 5 additions & 6 deletions pipeline/processors/filters.md
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@@ -1,17 +1,16 @@
# Filters as processors

Any Fluent Bit [filter](../filters/README.md) can be used as a processor.
You can use any [filter](../filters/README.md) as a processor in Fluent Bit.

{% hint style="info" %}

**Note:** When used as processors they can be enabled only by using the YAML configuration format. Classic mode
configuration format doesn't support processors.
Only [YAML configuration files](../administration/configuring-fluent-bit/yaml/README.md) support processors.

{% endhint %}

## Grep example

In this example, the [Grep](../filters/grep.md) filter is used as an output processor that sends log records only if they match a specified regular expression.
In this example, the [Grep](../filters/grep.md) filter is an output processor that sends log records only if they match a specified regular expression.

{% tabs %}
{% tab title="fluent-bit.yaml" %}
Expand All @@ -25,12 +24,12 @@ pipeline:
outputs:
- name: stdout
match: '*'

processors:
logs:
- name: grep
regex: log aa
```

{% endtab %}
{% endtabs %}
{% endtabs %}