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 Setup docker-tidy garbage collector. Keep docker hosts small.
 
 * [Default Variables](#default-variables)
-  * [custodian_dangling_volumes](#custodian-dangling-volumes)
-  * [custodian_exclude_container_label](#custodian-exclude-container-label)
-  * [custodian_exclude_image](#custodian-exclude-image)
-  * [custodian_image](#custodian-image)
-  * [custodian_interval](#custodian-interval)
-  * [custodian_max_container_age](#custodian-max-container-age)
-  * [custodian_max_image_age](#custodian-max-image-age)
+  * [dockertidy_dangling_volumes](#dockertidy-dangling-volumes)
+  * [dockertidy_docker_socket_path](#dockertidy-docker-socket-path)
+  * [dockertidy_dry_run](#dockertidy-dry-run)
+  * [dockertidy_exclude_container_label](#dockertidy-exclude-container-label)
+  * [dockertidy_exclude_container_labels](#dockertidy-exclude-container-labels)
+  * [dockertidy_exclude_image](#dockertidy-exclude-image)
+  * [dockertidy_exclude_images](#dockertidy-exclude-images)
+  * [dockertidy_image](#dockertidy-image)
+  * [dockertidy_interval](#dockertidy-interval)
+  * [dockertidy_log_level](#dockertidy-log-level)
+  * [dockertidy_max_container_age](#dockertidy-max-container-age)
+  * [dockertidy_max_image_age](#dockertidy-max-image-age)
 * [Dependencies](#dependencies)
 
 ---
 
 ## Default Variables
 
-### custodian_dangling_volumes
+### dockertidy_dangling_volumes
 
-Remove dangling volumes
+Remove dangling volumes.
 
 #### Default value
 
 ```YAML
-custodian_dangling_volumes: false
+dockertidy_dangling_volumes: false
 ```
 
-### custodian_exclude_container_label
-
-List of labels to exclude+
+### dockertidy_docker_socket_path
 
 #### Default value
 
 ```YAML
-custodian_exclude_container_label: []
+dockertidy_docker_socket_path: /var/run/docker.sock
 ```
 
-### custodian_exclude_image
+### dockertidy_dry_run
 
-List of images to exclude
+Only log actions, don't cleanup anything.
 
 #### Default value
 
 ```YAML
-custodian_exclude_image: []
+dockertidy_dry_run: false
 ```
 
-### custodian_image
+### dockertidy_exclude_container_label
 
-Docker image to use
+Never remove containers with this label `key` or label `key=value`.
+
+### dockertidy_exclude_container_labels
 
 #### Default value
 
 ```YAML
-custodian_image: toolhippie/docker-custodian:latest
+dockertidy_exclude_container_labels: []
 ```
 
-### custodian_interval
+### dockertidy_exclude_image
 
-Interval for the systemd timer
+Never remove images with this tag.
+
+### dockertidy_exclude_images
 
 #### Default value
 
 ```YAML
-custodian_interval: daily
+dockertidy_exclude_images: []
 ```
 
-### custodian_max_container_age
+### dockertidy_image
 
-Max container age
+Docker image to use.
 
 #### Default value
 
 ```YAML
-custodian_max_container_age: 3days
+dockertidy_image: xoxys/docker-tidy:latest
 ```
 
-### custodian_max_image_age
+### dockertidy_interval
 
-Max image age
+Interval for the systemd timer.
 
 #### Default value
 
 ```YAML
-custodian_max_image_age: 3days
+dockertidy_interval: daily
+```
+
+### dockertidy_log_level
+
+Current log level.
+
+#### Default value
+
+```YAML
+dockertidy_log_level: warning
+```
+
+### dockertidy_max_container_age
+
+Maximum age for a container, containers older than this age will be removed.
+
+#### Default value
+
+```YAML
+dockertidy_max_container_age: 5 days ago
+```
+
+### dockertidy_max_image_age
+
+Maxium age for an image, images older than this age will be removed.
+
+#### Default value
+
+```YAML
+dockertidy_max_image_age: 3 days ago
 ```
 
 ## Dependencies