23213:20181017:190941.023 resuming SNMP agent checks on host "Moon8LeafA": connection restored
 23125:20181017:190945.043 resuming SNMP agent checks on host "Moon6LeafA": connection restored
 23042:20181017:190945.661 SNMP agent item "net.if.status[ifOperStatus.50]" on host "Moon6LeafA" failed: first network error, wait for 15 seconds
 23196:20181017:190947.043 resuming SNMP agent checks on host "Moon6LeafB": connection restored
 22691:20181017:190954.222 executing housekeeper
 22996:20181017:191005.553 SNMP agent item "net.if.status[ifOperStatus.6]" on host "Moon10LeafA" failed: first network error, wait for 15 seconds
 23153:20181017:191007.054 resuming SNMP agent checks on host "Moon5LeafA": connection restored
 23077:20181017:191009.054 resuming SNMP agent checks on host "Moon5LeafB": connection restored
 22691:20181017:191011.364 [Z3005] query failed: [2013] Lost connection to MySQL server during query [delete from events where (eventid between 1467991 and 1469650 or eventid between 1469657 and 1470138 or eventid between 1470292 and 1471013 or eventid between 1471021 and 1471823 or eventid between 1471825 and 1471849 or eventid between 1471853 and 1471925 or eventid between 1471927 and 1471988 or eventid between 1471994 and 1472027 or eventid between 1472030 and 1472034 or eventid between 1472039 and 1472664 or eventid between 1472691 and 1472742 or eventid between 1472744 and 1472957 or eventid between 1472959 and 1473008 or eventid in (1471015,1471990,1471991,1471992))]
 23290:20181017:191011.365 [Z3005] query failed: [2013] Lost connection to MySQL server during query [select a.alertid,a.mediatypeid,a.sendto,a.subject,a.message,a.status,a.retries,e.source,e.object,e.objectid from alerts a left join events e on a.eventid=e.eventid where alerttype=0 and a.status=3 order by a.alertid]
 22691:20181017:191011.365 slow query: 13.486599 sec, "delete from events where (eventid between 1467991 and 1469650 or eventid between 1469657 and 1470138 or eventid between 1470292 and 1471013 or eventid between 1471021 and 1471823 or eventid between 1471825 and 1471849 or eventid between 1471853 and 1471925 or eventid between 1471927 and 1471988 or eventid between 1471994 and 1472027 or eventid between 1472030 and 1472034 or eventid between 1472039 and 1472664 or eventid between 1472691 and 1472742 or eventid between 1472744 and 1472957 or eventid between 1472959 and 1473008 or eventid in (1471015,1471990,1471991,1471992))"
 23227:20181017:191011.365 [Z3005] query failed: [2013] Lost connection to MySQL server during query [select t.taskid,t.type,t.clock,t.ttl,c.command_type,c.execute_on,c.port,c.authtype,c.username,c.password,c.publickey,c.privatekey,c.command,c.alertid,c.parent_taskid,c.hostid,cn.itemid from task t left join task_remote_command c on t.taskid=c.taskid left join task_check_now cn on t.taskid=cn.taskid where t.status=1 and t.proxy_hostid=11102 and (t.ttl=0 or t.clock+t.ttl>1539803411) order by t.taskid]
 22801:20181017:191011.369 [Z3005] query failed: [2013] Lost connection to MySQL server during query [begin;]
 22799:20181017:191011.369 [Z3005] query failed: [2013] Lost connection to MySQL server during query [begin;]
 22796:20181017:191011.369 [Z3005] query failed: [2013] Lost connection to MySQL server during query [begin;]
 22778:20181017:191011.369 [Z3005] query failed: [2013] Lost connection to MySQL server during query [begin;]
 22783:20181017:191011.369 [Z3005] query failed: [2013] Lost connection to MySQL server during query [begin;]
 22767:20181017:191011.369 [Z3005] query failed: [2013] Lost connection to MySQL server during query [begin;]
 22787:20181017:191011.369 [Z3005] query failed: [2013] Lost connection to MySQL server during query [begin;]
 22766:20181017:191011.370 [Z3005] query failed: [2013] Lost connection to MySQL server during query [insert into problem (eventid,source,object,objectid,clock,ns,name,severity) values (2928029,3,0,40500,1539803398,109980662,'Cannot evaluate expression: "Cannot evaluate function "Moon9LeafB:net.if.in.errors[ifInErrors.23].avg(5m)": not enough data.".',0),(2928030,3,0,40512,1539803398,139643445,'Cannot evaluate expression: "Cannot evaluate function "Moon9LeafB:net.if.in.errors[ifInErrors.35].avg(5m)": not enough data.".',0);
]
 22772:20181017:191011.370 [Z3005] query failed: [2013] Lost connection to MySQL server during query [insert into problem (eventid,source,object,objectid,clock,ns,name,severity) values (2928027,3,0,40484,1539803398,22639786,'Cannot evaluate expression: "Cannot evaluate function "Moon9LeafB:net.if.out.errors[ifOutErrors.7].avg(5m)": not enough data.".',0),(2928028,3,0,40511,1539803398,5168677,'Cannot evaluate expression: "Cannot evaluate function "Moon9LeafB:net.if.out.errors[ifOutErrors.34].avg(5m)": not enough data.".',0);