Feature/zen 15681

2014-12-19T22:54:39.932 [ZEP_DATABASE_MAINTENANCE] ERROR org.zenoss.zep.dao.impl.DaoUtils - Error (return code: 2) from "ls /var/zenoss/percona/bin/pt-online-schema-change":
Output: ls: cannot access /var/zenoss/percona/bin/pt-online-schema-change: No such file or directory

2014-12-19T22:54:39.933 [ZEP_DATABASE_MAINTENANCE] WARN  org.zenoss.zep.dao.impl.DBMaintenanceServiceImpl - External tool not available. Table: event_summary optimization may be slow.
2014-12-19T22:54:40.031 [ZEP_DATABASE_MAINTENANCE] INFO  org.zenoss.zep.dao.impl.DBMaintenanceServiceImpl - Validating state of event_summary
2014-12-19T22:54:40.036 [ZEP_DATABASE_MAINTENANCE] INFO  org.zenoss.zep.dao.impl.DBMaintenanceServiceImpl - Optimizaton of event_summary






2014-12-19T22:55:40.043 [ZEP_DATABASE_MAINTENANCE] INFO  org.zenoss.zep.dao.impl.DBMaintenanceServiceImpl - Validating state of event_summary
2014-12-19T22:55:40.926 [ZEP_DATABASE_MAINTENANCE] INFO  org.zenoss.zep.dao.impl.DBMaintenanceServiceImpl - Optimizaton of event_summary (via percona)
2014-12-19T22:55:40.951 [ZEP_DATABASE_MAINTENANCE] INFO  org.zenoss.zep.dao.impl.DBMaintenanceServiceImpl - Validating state of event_summary