Write To Ipc Socket Broken Pipe Upd — Zabbix Cannot

: One of the most frequent causes is reaching the maximum number of open files allowed by the operating system. If Zabbix hits its ulimit , it cannot open new sockets, leading to failures in inter-process communication (IPC).

Run tail -f /var/log/zabbix/zabbix_server.log to identify which specific process (e.g., "preprocessing service") is refusing connections. zabbix cannot write to ipc socket broken pipe upd