3395:20190912:152542.505 Starting Zabbix Server. Zabbix 4.0.11 (revision 53bb6bc0f0).
  3395:20190912:152542.506 ****** Enabled features ******
  3395:20190912:152542.506 SNMP monitoring:           YES
  3395:20190912:152542.506 IPMI monitoring:           YES
  3395:20190912:152542.506 Web monitoring:            YES
  3395:20190912:152542.506 VMware monitoring:         YES
  3395:20190912:152542.506 SMTP authentication:       YES
  3395:20190912:152542.506 Jabber notifications:      YES
  3395:20190912:152542.506 Ez Texting notifications:  YES
  3395:20190912:152542.506 ODBC:                      YES
  3395:20190912:152542.506 SSH2 support:              YES
  3395:20190912:152542.506 IPv6 support:              YES
  3395:20190912:152542.506 TLS support:               YES
  3395:20190912:152542.507 ******************************
  3395:20190912:152542.507 using configuration file: /etc/zabbix/zabbix_server.conf
  3395:20190912:152542.536 current database version (mandatory/optional): 04000000/04000003
  3395:20190912:152542.536 required mandatory version: 04000000
  3395:20190912:152542.551 server #0 started [main process]
  3400:20190912:152542.574 server #1 started [configuration syncer #1]
  3401:20190912:152542.576 server #2 started [housekeeper #1]
  3402:20190912:152542.578 server #3 started [timer #1]
  3405:20190912:152542.580 server #6 started [history syncer #2]
  3403:20190912:152542.582 server #4 started [discoverer #1]
  3404:20190912:152542.593 server #5 started [history syncer #1]
  3409:20190912:152542.609 server #7 started [history syncer #3]
  3410:20190912:152542.626 server #8 started [history syncer #4]
  3411:20190912:152542.628 server #9 started [escalator #1]
  3412:20190912:152542.638 server #10 started [proxy poller #1]
  3418:20190912:152542.675 server #12 started [task manager #1]
  3417:20190912:152542.677 server #11 started [self-monitoring #1]
  3419:20190912:152542.680 server #13 started [poller #1]
  3420:20190912:152542.702 server #14 started [poller #2]
  3421:20190912:152542.713 server #15 started [poller #3]
  3422:20190912:152542.724 server #16 started [poller #4]
  3423:20190912:152542.735 server #17 started [poller #5]
  3427:20190912:152542.845 server #20 started [alerter #1]
  3428:20190912:152542.847 server #21 started [preprocessing manager #1]
  3425:20190912:152542.849 server #18 started [unreachable poller #1]
  3426:20190912:152542.859 server #19 started [alert manager #1]
  3432:20190912:152543.061 server #24 started [preprocessing worker #3]
  3429:20190912:152543.079 server #22 started [preprocessing worker #1]
  3430:20190912:152543.080 server #23 started [preprocessing worker #2]
  3419:20190912:152653.108 Zabbix agent item "system.cpu.util[,idle,avg5]" on host "Zabbix server" failed: first network error, wait for 15 seconds
  3425:20190912:152953.309 resuming Zabbix agent checks on host "Zabbix server": connection restored
  3401:20190912:155544.392 executing housekeeper
  3401:20190912:155544.402 housekeeper [deleted 0 hist/trends, 0 items/triggers, 0 events, 0 problems, 0 sessions, 0 alarms, 0 audit items in 0.008156 sec, idle for 1 hour(s)]
  3421:20190912:162053.520 Zabbix agent item "system.cpu.util[,idle,avg5]" on host "Zabbix server" failed: first network error, wait for 15 seconds