GH-595: Adding-The minimum value for flush_timeout is 500 ms

Signed-off-by: Enrique Sibaja Pastrana <[email protected]>

administration/configuring-fluent-bit/multiline-parsing.md

@@ -37,7 +37,7 @@ To understand which Multiline parser type is required for your use case you have
 | type          | Set the multiline mode, for now, we support the type `regex`.                                                                                                                                                                                                                                                                                                                                                             |         |
 | parser        | <p>Name of a pre-defined parser that must be applied to the incoming content before applying the regex rule. If no parser is defined, it's assumed that's a raw text and not a structured message. </p><p></p><p>Note: when a parser is applied to a raw text, then the regex is applied against a specific key of the structured message by using the  <code>key_content</code>  configuration property (see below).</p> |         |
 | key_content   | For an incoming structured message, specify the key that contains the data that should be processed by the regular expression and possibly concatenated.                                                                                                                                                                                                                                                                  |         |
-| flush_timeout | Timeout in milliseconds to flush a non-terminated multiline buffer.                                                                                                                                                                                                                                                                                                                          |       |
+| flush_timeout | Timeout in milliseconds to flush a non-terminated multiline buffer. The minimum value is 500 milliseconds.                                                                                                                                                                                                                                                                                                                          |       |
 | rule          | Configure a rule to match a multiline pattern. The rule has a specific format described below. Multiple rules can be defined.                                                                                                                                                                                                                                                                                             |         |
 
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