mysql -u root
use zenoss_zep;
delete from daemon_heartbeat where monitor in ('hostname', 'collector', 'master') and daemon in ('zenwinperf', 'zenwin', 'zeneventlog', 'zenmail', 'zenmodeler');
mysql -u root
use zenoss_zep;
delete from daemon_heartbeat where monitor in ('hostname', 'collector', 'master') and daemon in ('zenwinperf', 'zenwin', 'zeneventlog', 'zenmail', 'zenmodeler');