- * datetime date and time format string
- * disk_free free disk space in GB mountpoint path
- * disk_perc disk usage in percent mountpoint path
- * disk_total total disk space in GB mountpoint path
- * disk_used used disk space in GB mountpoint path
+ * datetime date and time format string (%F %T)
+ * disk_free free disk space in GB mountpoint path (/)
+ * disk_perc disk usage in percent mountpoint path (/)
+ * disk_total total disk space in GB mountpoint path (/")
+ * disk_used used disk space in GB mountpoint path (/)