Add time and date commands to crontab entry

failover/README.md

@@ -28,4 +28,4 @@ The synchronization script should run on the primary at regular intervals to kee
 
 To include a timestamp, this would work:
 
-* */30 * * * * (date; /home/nagios/bin/SYNC) >> /home/nagios/sync.log
+* */30 * * * * (date; time /home/nagios/bin/SYNC; echo "") >> /home/nagios/sync.log