in_podman_metrics: Added remove_stale_counters opt

Signed-off-by: Paweł Cendrzak <[email protected]>

Author: pabloxxl

pipeline/inputs/podman-metrics.md

@@ -6,13 +6,14 @@ description: The Podman Metrics input plugin allows you to collect metrics from
 
 ## Configuration Parameters
 
-| **Key**           | Description                                                | Default                                                        |
-| ----------------- | ---------------------------------------------------------- | -------------------------------------------------------------- |
-| scrape_interval   | Interval between each scrape of podman data (in seconds)   | 30                                                             |
-| scrape_on_start   | Should this plugin scrape podman data after it is started  | false                                                          |
-| path.config       | Custom path to podman containers configuration file        | /var/lib/containers/storage/overlay-containers/containers.json |
-| path.sysfs        | Custom path to sysfs subsystem directory                   | /sys/fs/cgroup                                                 |
-| path.procfs       | Custom path to proc subsystem directory                    | /proc                                                          |
+| **Key**               | Description                                                | Default                                                        |
+| --------------------- | ---------------------------------------------------------- | -------------------------------------------------------------- |
+| scrape_interval       | Interval between each scrape of podman data (in seconds)   | 30                                                             |
+| scrape_on_start       | Should this plugin scrape podman data after it is started  | false                                                          |
+| path.config           | Custom path to podman containers configuration file        | /var/lib/containers/storage/overlay-containers/containers.json |
+| path.sysfs            | Custom path to sysfs subsystem directory                   | /sys/fs/cgroup                                                 |
+| path.procfs           | Custom path to proc subsystem directory                    | /proc                                                          |
+| remove_stale_counters | Should this plugin remove counters for removed containers  | false                                                          |
 
 ## Getting Started