fix: don't try to disable the glances.service unit on RHEL 7, because the...

fix: don't try to disable the glances.service unit on RHEL 7, because the installed Glances package is too old to contain SystemD-specific files

tasks/main.yml

@@ -137,6 +137,7 @@
 
 - name: Glances-Server abschalten
   import_tasks: configure_glances.yml
+  when: ansible_distribution != "RedHat"        # RHEL 7 still runs Glances 2.5, which doesn't come with the glances.service SystemD unit
   tags: [glances]
 
 ### CGROUP FÜR CHECK_MK KONFIGURIEREN ###