Release Notes for Zabbix 4.4.0alpha2

Zabbix Team is pleased to announce the availability of Zabbix 4.4.0alpha2.

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 4.4.0alpha2. 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-5343 Extended custom error handling to support more preprocessing rules API Frontend Server
ZBXNEXT-5344 Extended LLD preprocessing to support XML related preprocessing operations API Frontend
ZBXNEXT-5257 Added "Template DB PostgreSQL" Templates
ZBXNEXT-5258 Added "Template DB MySQL" Templates
ZBXNEXT-5281 Added visibility option for the widget header Frontend
ZBX-9522 Improved frontend messaging usage across multiple browser tabs Frontend
ZBXNEXT-1740 Added way to specify "connect to dns" for auto registered agents and discovered hosts Agent Proxy Server
ZBXNEXT-5236 Updated dashboard for 24 columns grid supporting Frontend
ZBX-11280 Implemented auto-resizing of macro and tag fields on user input Frontend
ZBXNEXT-5251 Extended widget "Problems by severity" with aggregated view Frontend
ZBX-11299 Changed font for fields of trigger expressions and scripts to monospaced Frontend
ZBX-16157 Moved Administration->Users pages to MVC framework Frontend
ZBXNEXT-5250 Dropped support of screen element 'Screen' API Frontend Installation
ZBXNEXT-5249 Added new dashboard widget "Host availability" Frontend
ZBXNEXT-5238 Added edit control for the widget in dashboard view mode Frontend
ZBXNEXT-5183 Implemented support of simple triggers under items in export files API
Moved item real-time data to a new, seperate table in database API Frontend Installation Proxy Server
Added web scenario and HTTP agent with Kerberos authentication delegation API Frontend Proxy Server
ZBXNEXT-5211 Increased the maximum Hosts name character length from 64 to 128 for autoregistration and LLD Installation Proxy Server
ZBXNEXT-1302 Added low-level discovery of block devices Agent
ZBX-10574 Automated documentation link update upon release of new major version Frontend

Bug Fixes

ZBX-16501 Fixed log out form being resubmitted when user is already logged back in another tab Frontend
ZBX-16468 Fixed undefined index "state" in item prototype selection popup Frontend
ZBX-16072 Added more strict validation of host, template and proxy names to prohibit leading and trailing spaces API
ZBX-16128 Fixed incorrect action ID in audit log Frontend
ZBX-16354 Fixed incorrect sorting by name with capital letters Frontend
ZBX-16471 For consistency reason changed translation string 'Resolved by user.' to 'Resolved by Inaccessible user.' Frontend
ZBX-16469 Fixed problem that caused impossibility to edit trigger description in problems screen Frontend
ZBX-16362 Fixed keyboard event handling in graph widget hintbox Frontend
ZBX-16474 Fixed 'Request-URI too long' error in problems mass update page Frontend
ZBX-16473 Fixed server-proxy synchronization and pre-preprocessing issues with items that are monitored by server even when their hosts are monitored by proxies Server
ZBX-16184 Updated Zabbix sender man page Documentation
ZBX-16462 Fixed syntax error in SQL query used to calculate SLA in Monitoring->Services API
ZBX-16031 Reworked event update controller, making partly closed set of events closable Frontend
ZBX-16283 Fixed read-only shared dashboard without widgets missing placeholder label Frontend
ZBX-16316 Fixed dashboard widget and slideshow menu popup not updating current refresh rate and fixed a JS error in slideshows Frontend
ZBX-16346 Fixed compilation for Oracle Instant Client v18.5 and higher Proxy Server
ZBX-16146 Added missing mandatory tag "<tags/>" into templates/classic/template_app_zabbix_server.xml Templates
ZBX-16424 Fixed unable to create/update web scenario from Internet Explorer/Edge Frontend
ZBX-15954 Fixed functional macros resolving in maps Frontend
ZBX-15905 Reverted changes that introduced error with write permissions in assets directory Frontend
ZBX-15804 Fixed links for discovered hosts, items, triggers and graphs Frontend
ZBX-10786 Added placeholder for "Required string" field in web monitoring Frontend
ZBX-16153 Fixed 500 Internal Server Error when trying to preview pie/exploded graph without items Frontend
ZBX-16204 Fixed undefined offset in CControllerWidgetProblemHostsView Frontend

Installation and Upgrade Notes


See Zabbix指导手册。 for full details.


See 升级指南 for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 4.4.0.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free 升级服务 for easy migration from earlier versions of Zabbix. Please 联系我们 for pricing and more details.


Zabbix 4.4 Manual