Merge branch 'master' into alexakreizinger/sc-136195/update-fluent-bit-docs-pipeline-inputs-process

Signed-off-by: Alexa Kreizinger <[email protected]>

Author: alexakreizinger

pipeline/inputs/head.md

@@ -41,9 +41,31 @@ siblings     : 1
 The CPU frequency is `cpu MHz : 2791.009`. The following configuration file gets the needed line:
 
 {% tabs %}
+{% tab title="fluent-bit.yaml" %}
+
+```yaml
+pipeline:
+    inputs:
+        - name: head
+          tag: head.cpu
+          file: /proc/cpuinfo
+          lines: 8
+          split_line: true
+          
+    filters:
+        - name: record_modifier
+          match: '*'
+          whitelist_key: line7
+          
+    outputs:
+        - name: stdout
+          match: '*'
+```
+
+{% endtab %}
 {% tab title="fluent-bit.conf" %}
 
-```python
+```text
 [INPUT]
     Name           head
     Tag            head.cpu
@@ -62,34 +84,13 @@ The CPU frequency is `cpu MHz : 2791.009`. The following configuration file gets
     Match          *
 ```
 
-{% endtab %}
-
-{% tab title="fluent-bit.yaml" %}
-
-```yaml
-pipeline:
-    inputs:
-        - name: head
-          tag: head.cpu
-          file: /proc/cpuinfo
-          lines: 8
-          split_line: true
-    filters:
-        - name: record_modifier
-          match: '*'
-          whitelist_key: line7
-    outputs:
-        - name: stdout
-          match: '*'
-```
-
 {% endtab %}
 {% endtabs %}
 
 If you run the following command:
 
-```bash
-bin/fluent-bit -c head.conf
+```shell
+$ fluent-bit -c head.conf
 ```
 
 The output is something similar to;
@@ -116,8 +117,8 @@ To read the head of a file, you can run the plugin from the command line or thro
 
 The following example will read events from the `/proc/uptime` file, tag the records with the `uptime` name and flush them back to the `stdout` plugin:
 
-```bash
-fluent-bit -i head -t uptime -p File=/proc/uptime -o stdout -m '*'
+```shell
+$ fluent-bit -i head -t uptime -p File=/proc/uptime -o stdout -m '*'
 ```
 
 The output will look similar to:
@@ -138,27 +139,9 @@ Fluent Bit v1.x.x
 
 ### Configuration file
 
-In your main configuration file append the following `Input` and `Output` sections:
+In your main configuration file append the following:
 
 {% tabs %}
-{% tab title="fluent-bit.conf" %}
-
-```python
-[INPUT]
-    Name          head
-    Tag           uptime
-    File          /proc/uptime
-    Buf_Size      256
-    Interval_Sec  1
-    Interval_NSec 0
-
-[OUTPUT]
-    Name   stdout
-    Match  *
-```
-
-{% endtab %}
-
 {% tab title="fluent-bit.yaml" %}
 
 ```yaml
@@ -170,16 +153,34 @@ pipeline:
           buf_size: 256
           interval_sec: 1
           interval_nsec: 0
+          
     outputs:
         - name: stdout
           match: '*'
 ```
 
+{% endtab %}
+{% tab title="fluent-bit.conf" %}
+
+```shell
+[INPUT]
+    Name          head
+    Tag           uptime
+    File          /proc/uptime
+    Buf_Size      256
+    Interval_Sec  1
+    Interval_NSec 0
+
+[OUTPUT]
+    Name   stdout
+    Match  *
+```
+
 {% endtab %}
 {% endtabs %}
 
 The interval is calculated like this:
 
 `Total interval (sec) = Interval_Sec + (Interval_Nsec / 1000000000)`.
 
-For example: `1.5s = 1s + 500000000ns`.
+For example: `1.5s = 1s + 500000000ns`.

pipeline/inputs/health.md

@@ -25,32 +25,15 @@ To start performing the checks, you can run the plugin from the command line or
 
 From the command line you can let Fluent Bit generate the checks with the following options:
 
-```bash
-fluent-bit -i health -p host=127.0.0.1 -p port=80 -o stdout
+```shell
+$ fluent-bit -i health -p host=127.0.0.1 -p port=80 -o stdout
 ```
 
 ### Configuration file
 
-In your main configuration file append the following `Input` and `Output` sections:
+In your main configuration file append the following:
 
 {% tabs %}
-{% tab title="fluent-bit.conf" %}
-
-```python
-[INPUT]
-    Name          health
-    Host          127.0.0.1
-    Port          80
-    Interval_Sec  1
-    Interval_NSec 0
-
-[OUTPUT]
-    Name   stdout
-    Match  *
-```
-
-{% endtab %}
-
 {% tab title="fluent-bit.yaml" %}
 
 ```yaml
@@ -61,33 +44,62 @@ pipeline:
           port: 80
           interval_sec: 1
           interval_nsec: 0
+          
     outputs:
         - name: stdout
           match: '*'
 ```
 
+{% endtab %}
+{% tab title="fluent-bit.conf" %}
+
+```text
+[INPUT]
+    Name          health
+    Host          127.0.0.1
+    Port          80
+    Interval_Sec  1
+    Interval_NSec 0
+
+[OUTPUT]
+    Name   stdout
+    Match  *
+```
+
 {% endtab %}
 {% endtabs %}
 
 ## Testing
 
 Once Fluent Bit is running, you will see some random values in the output interface similar to this:
 
-```bash
+```shell
 $ fluent-bit -i health -p host=127.0.0.1 -p port=80 -o stdout
-Fluent Bit v1.8.0
-* Copyright (C) 2019-2021 The Fluent Bit Authors
-* Copyright (C) 2015-2018 Treasure Data
+
+Fluent Bit v4.0.0
+* Copyright (C) 2015-2025 The Fluent Bit Authors
 * Fluent Bit is a CNCF sub-project under the umbrella of Fluentd
 * https://fluentbit.io
 
-[2021/06/20 08:39:47] [ info] [engine] started (pid=4621)
-[2021/06/20 08:39:47] [ info] [storage] version=1.1.1, initializing...
-[2021/06/20 08:39:47] [ info] [storage] in-memory
-[2021/06/20 08:39:47] [ info] [storage] normal synchronization mode, checksum disabled, max_chunks_up=128
-[2021/06/20 08:39:47] [ info] [sp] stream processor started
+______ _                  _    ______ _ _             ___  _____
+|  ___| |                | |   | ___ (_) |           /   ||  _  |
+| |_  | |_   _  ___ _ __ | |_  | |_/ /_| |_  __   __/ /| || |/' |
+|  _| | | | | |/ _ \ '_ \| __| | ___ \ | __| \ \ / / /_| ||  /| |
+| |   | | |_| |  __/ | | | |_  | |_/ / | |_   \ V /\___  |\ |_/ /
+\_|   |_|\__,_|\___|_| |_|\__| \____/|_|\__|   \_/     |_(_)___/
+
+
+[2025/06/30 16:12:06] [ info] [fluent bit] version=4.0.0, commit=3a91b155d6, pid=91577
+[2025/06/30 16:12:06] [ info] [storage] ver=1.5.2, type=memory, sync=normal, checksum=off, max_chunks_up=128
+[2025/06/30 16:12:06] [ info] [simd    ] disabled
+[2025/06/30 16:12:06] [ info] [cmetrics] version=0.9.9
+[2025/06/30 16:12:06] [ info] [ctraces ] version=0.6.2
+[2025/06/30 16:12:06] [ info] [input:health:health.0] initializing
+[2025/06/30 16:12:06] [ info] [input:health:health.0] storage_strategy='memory' (memory only)
+[2025/06/30 16:12:06] [ info] [sp] stream processor started
+[2025/06/30 16:12:06] [ info] [output:stdout:stdout.0] worker #0 started
 [0] health.0: [1624145988.305640385, {"alive"=>true}]
 [1] health.0: [1624145989.305575360, {"alive"=>true}]
 [2] health.0: [1624145990.306498573, {"alive"=>true}]
 [3] health.0: [1624145991.305595498, {"alive"=>true}]
-```
+```