Add dynamic fields in all sections of the configuration file #1204

1 files changed, 18 insertions, 0 deletions

diff --git a/docs/config.rst b/docs/config.rst
index eb15a0bb..e525cb44 100644
--- a/docs/config.rst
+++ b/docs/config.rst
@@ -88,6 +88,24 @@ or a Nginx AMP:
     one_line=false
     status_url=http://localhost/nginx_status
 
+With Glances 3.0 or higher it is also possible to use dynamic configuration
+value using system command. For example, if you to set the prefix of an
+InfluxDB export to the current hostname, use:
+
+.. code-block:: ini
+
+    [influxdb]
+    ...
+    prefix=`hostname`
+
+Or if you want to add the Operating System name as a tag:
+
+.. code-block:: ini
+
+    [influxdb]
+    ...
+    tags=system:`uname -a`
+
 Logging
 -------