Здравствуйте!
В логах Zabbix-сервера (6.0 LTS + all updates) постоянные ошибки вида:
144795:20240430:133828.657 Zabbix agent item "system.cpu.util[,guest_nice]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:133843.956 resuming Zabbix agent checks on host "dns4": connection restored
144798:20240430:133950.653 Zabbix agent item "system.cpu.util[,interrupt]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134005.397 resuming Zabbix agent checks on host "dns4": connection restored
144798:20240430:134024.622 Zabbix agent item "system.cpu.load[all,avg15]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134039.675 resuming Zabbix agent checks on host "dns4": connection restored
144796:20240430:134110.180 Zabbix agent item "vm.memory.size[available]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134126.097 resuming Zabbix agent checks on host "dns4": connection restored
144798:20240430:134223.468 Zabbix agent item "system.cpu.util[,iowait]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134238.508 resuming Zabbix agent checks on host "dns4": connection restored
144796:20240430:134314.216 Zabbix agent item "vfs.file.contents[/sys/block/vda/stat]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134329.808 resuming Zabbix agent checks on host "dns4": connection restored
144796:20240430:134425.552 Zabbix agent item "vfs.fs.size[/tmp,pused]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134441.127 resuming Zabbix agent checks on host "dns4": connection restored
144787:20240430:134522.016 Zabbix agent item "system.cpu.load[all,avg5]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134537.415 resuming Zabbix agent checks on host "dns4": connection restored
144795:20240430:134553.756 Zabbix agent item "system.swap.size[,free]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134608.687 resuming Zabbix agent checks on host "dns4": connection restored
144797:20240430:134809.778 Zabbix agent item "vfs.file.contents["/sys/class/net/ens3/operstate"]" on host "dns4" failed: first network error, wait for 15 seconds
144799:20240430:134825.066 resuming Zabbix agent checks on host "dns4": connection restored
Проблема только с одной машиной. Хочется понять в чем может быть причина и как можно исправить. Таймауты я увеличивала, но это не помогло.
