Release Notes for Zabbix 5.0.29rc2

Zabbix Team is pleased to announce the availability of Zabbix 5.0.29rc2.

Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is released under the GPL, thus it is free of charge for both commercial and non-commercial use. A complete text of the license is available at

This document contains the release notes for Zabbix 5.0.29rc2. Download it from download.

The following sections describe the release in details and provide late-breaking or other information that supplements its main documentation.

New Features and Improvements

ZBXNEXT-7122 Added detection of compressed chunks in history or trend tables, and warnings that suggest enabling housekeeping overrides accordingly Frontend Server

Bug Fixes

ZBX-17300 Fixed handling of context menu in Map builder Frontend
ZBXNEXT-8035 Added override for file system discovery trigger in f5 template Templates
ZBX-21452 Fixed wmi.get* crash of zabbix_agentd for windows Agent
ZBX-21673 Fixed read operations per second preprocessing in Ceph by Zabbix agent 2 template Templates
ZBX-18478 Fixed LDAP test button visibility in user authentication form Frontend
ZBX-21708 Fixed PHP TypeError when opening non-existing dashboard Frontend
ZBX-19224 Added ability to unset headers in web scenario API
ZBX-21562 Fixed maps not working with elements having disabled triggers Frontend
ZBX-21484 Updated documentation for templates SMART by Zabbix agent 2 Templates
ZBX-21537 Fixed history syncers being stuck waiting on system information being collected Server
ZBX-20296 Fixed swap and available memory trigger functions for os templates Templates
ZBX-20392 Added close/ack/unack of events for OPSgenie media Templates
ZBX-21227 Fixed Zabbix agent to log received service control commands Agent
ZBX-21532 Fixed missing inherited tags for templated triggers in edit form, tag tab Frontend
ZBX-19512 Fixed debug info block content refresh after changing table content in Monitoring -> Problems page Frontend
ZBX-21610 Fixed problem with sysctl() kern.proc.args API bug on FreeBSD <= 8.2 Agent
ZBX-17060 Fixed unexpected interface connection mode change during autoregistration Server
ZBX-21605 Fixed possible PHP runtime errors in several modal popup dialogs Frontend
ZBX-21466 Fixed race condition in Zabbix agent 2 leading to permanently stuck mount reads Agent

Installation and Upgrade Notes


See Zabbixマニュアル for full details.


See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 5.0.29.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free Upgrade Service for easy migration from earlier versions of Zabbix. Please 営業への問い合わせ for pricing and more details.


Zabbix 5.0 Manual