-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
- "Messages specific for this msg example");
+
+/** @addtogroup MSG_examples
+ *
+ * - <b>energy/e1/e1.c</b> Shows how a set of pstates can be defined
+ * for a host and how the current pstate can be accessed/changed
+ * with @ref MSG_get_host_current_power_peak and @ref
+ * MSG_set_host_power_peak_at.
+ * Make sure to read the platform XML file for details on how
+ * to declare the CPU capacity for each pstate.
+ *
+ */
+
+XBT_LOG_NEW_DEFAULT_CATEGORY(test,
+ "Pstate properties test");