Zabbix Cannot Write To Ipc Socket Broken Pipe Upd [updated] «TRUSTED 2025»

: The default Linux limit of 1024 open files is often insufficient for Zabbix. : Increase LimitNOFILE in your systemd unit file (e.g., to at least systemctl daemon-reload Full History Cache

Mismatched timeouts are the #1 reason for broken pipes on active checks. zabbix cannot write to ipc socket broken pipe upd

df -h /var/run /tmp df -i /var/run /tmp