Zabbix Cannot Write To Ipc Socket Broken Pipe Upd Page

Zabbix administrators often encounter the "cannot write to IPC socket: Broken pipe" error, usually appearing in log files or as an "Update Failed" alert in the web frontend. This error indicates a communication failure between Zabbix processes (like the server, proxy, or agent) or between the PHP frontend and the Zabbix server daemon.

Also check system limits:

Here are some example configuration changes that may help resolve the issue: zabbix cannot write to ipc socket broken pipe upd