Release Notes for Zabbix 3.4.4rc1

Zabbix Team is pleased to announce the availability of Zabbix 3.4.4rc1.

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 3.4.4rc1. 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-1421 Added service sorting by name if multiple services has same 'sortorder' value Frontend
ZBXNEXT-3493 Added Windows service configuration check to determine if service can be trigger started Agent
ZBXNEXT-4019 Implemented default widget refresh interval Frontend
ZBXNEXT-4081 Improved error message for case when none of supported database modules exists Frontend

Bug Fixes

ZBX-13133 Fixed multiple security issues Frontend
ZBX-12874 Fixed target list to be meaningless if custom set of commands is executed on zabbix server Server
ZBX-12936 Fixed update proxy lastaccess value when receiving data Server
ZBX-12854 Fixed crash of VMware collector with DebugLevel=4 Proxy Server
ZBX-12903 Added floating value range validation for metrics calculated by server Server
ZBX-12904 Added validation for groupid and hostid parameters in dashboard view Frontend
ZBX-12837 Fixed error in action update when changing media type API
ZBX-11902 Fixed CPU count for LPAR partitions in IBM AIX Agent
ZBX-12778 Fixed problem.get and event.get API methods when "selectTags" option contains extended output API
ZBX-12260 Fixed windows agent to support UTF-16LE, UCS-2, UCS-2LE encodings Agent
ZBX-12853 Fixed last access not being updated for passive proxies after getting historical data Server
ZBX-6669 Fixed use of current host as filter when selecting items for graph forms and trigger forms Frontend
ZBX-12722 Fixed scrollbar causing a JS error in "500 latest values" page due to unnecessarily initialization Frontend
ZBX-12860 Fixed problem counting in host groups in navigation tree widget Frontend
ZBX-12710 Fixed OS type detection logic Frontend
ZBX-12543 Fixed problems with session management Frontend
ZBX-12670 Fixed {HOST.*} macro support in map trigger elements Frontend
ZBX-12784 Fixed advanced label support in map editing mode Frontend
ZBX-12666 Fixed ETag comparison check in jsLoader for web server with enabled compression Frontend
ZBX-12775 Fixed undefined index error in dashboard problems widget Frontend
ZBX-12857 Improved pre-processing manager performance when processing large number of values Server
ZBX-12259 Added an informative warning about lack of data for macros used in LLD rule filter Server

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 3.4.4.

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 3.4 Manual