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docs: inputs: forward: clarify buffer_max_size payload enforcement #2524

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eschabell merged 1 commit into from
Mar 25, 2026
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docs: inputs: forward: clarify buffer_max_size payload enforcement #2524

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2 changes: 1 addition & 1 deletion pipeline/inputs/forward.md
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Expand Up @@ -9,7 +9,7 @@ The plugin supports the following configuration parameters:
| Key | Description | Default |
|:--------------------|:-------------|:----------|
| `buffer_chunk_size` | By default the buffer to store the incoming Forward messages, don't allocate the maximum memory allowed, instead it allocate memory when it's required. The rounds of allocations are set by `buffer_chunk_size`. The value must be according to the [Unit Size ](../../administration/configuring-fluent-bit.md#unit-sizes)specification. | `1024000` |
| `buffer_max_size` | Specify the maximum buffer memory size used to receive a Forward message. The value must be according to the [Unit Size](../../administration/configuring-fluent-bit.md#unit-sizes) specification. | `6144000` |
| `buffer_max_size` | Specify the maximum buffer memory size used to receive a Forward message. This limit also applies to incoming payloads and decompressed data; payloads exceeding this size are rejected and the connection is closed. The value must be according to the [Unit Size](../../administration/configuring-fluent-bit.md#unit-sizes) specification. | `6144000` |
| `empty_shared_key` | Enable secure forward protocol with a zero-length shared key. Use this to enable user authentication without requiring a shared key, or to connect to Fluentd with a zero-length shared key. | `false` |
| `listen` | Listener network interface. | `0.0.0.0` |
| `port` | TCP port to listen for incoming connections. | `24224` |
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