postgresql CI tests: fix timeouts (#598)

* postgresql CI tests: fix timeouts

* fix

ci_complete

tests/integration/targets/postgresql_user_obj_stat_info/tasks/postgresql_user_obj_stat_info.yml

@@ -61,11 +61,28 @@
       name: track_functions
       value: all
 
-  - name: Restart PostgreSQL
+  # To avoid CI timeouts
+  - name: Kill all postgres processes
+    shell: 'pkill -u {{ pg_user }}'
+    become: yes
+    when: ansible_facts.distribution == 'CentOS' and ansible_facts.distribution_major_version == '8'
+    ignore_errors: yes
+
+  - name: Stop PostgreSQL
     become: yes
     service:
       name: "{{ postgresql_service }}"
-      state: restarted
+      state: stopped
+
+  - name: Pause between stop and start PosgreSQL
+    pause:
+      seconds: 5
+
+  - name: Start PostgreSQL
+    become: yes
+    service:
+      name: "{{ postgresql_service }}"
+      state: started
 
   - name: Create test functions
     <<: *task_parameters