The error "cannot write to IPC socket: Broken pipe" in Zabbix typically occurs when a process attempts to send data to another internal Zabbix service (like the preprocessing or availability manager) that has already closed its connection or crashed Primary Causes and Solutions Low System File Limits
# Increase timeout for active checks sending Timeout=10 zabbix cannot write to ipc socket broken pipe upd
Here’s a ready-to-use post for a technical forum (e.g., Reddit, Zabbix community, Stack Exchange, or LinkedIn). It clearly describes the issue, possible causes, and solutions for the error, specifically related to UDP items. The error "cannot write to IPC socket: Broken
: Look for "Aborted connection" warnings in your database logs (e.g., MariaDB/MySQL), which can trigger internal process failures. for your particular Linux distribution? for your particular Linux distribution
tail -n 500 /var/log/zabbix/zabbix_server.log | grep -B 5 -A 5 "broken pipe"