Release Notes for Zabbix 1.4.5

Zabbix Team is pleased to announce the availability of Zabbix 1.4.5.

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 1.4.5. Download it from here.

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

Fixes and minor improvements

ZBX-295 fixed processing of null values under Oracle. Thanks to Max Lapan.
ZBX-340 Oracle related fixes. Thanks to Max Lapan.
ZBX-294, ZBX-296 Oracle related fixes. Thanks to Max Lapan.
ZBX-343 fixed possible hang of server trapper process
ZBX-341 fixed compilation problem under Tru64/OSF
ZBX-338 png files for images_oracle.sql script
ZBX-322 fixed possible incorrect autodiscovery
ZBX-315 fixed server irregulary stop on OpenBSD
ZBX-206 fixed case sensitive hosts sorting
ZBX-313 fixed problem with sqlite3 semaphore
ZBX-292 fixed negative values in availability report issue
ZBX-182 fixed processing of icmpping if dns name cannot be resolved
HAN-2 improved speed on coping triggers to host
ZBX-290 fixed possible server crash if host dns name is unknown
ZBX-288 fixed compilation of the agent under Solaris 2.6
ZBX-287 fixed compilation under FreeBSD 4.1 with older GCC
ZBX-283 fixed SQL statement where INTEGER exceeds allowed range
ZBX-277 fixed possible server crash when evaluating functions str(), regexp() and iregexp()
ZBX-271 added support of system.boottime[] for OpenBSD & FreeBSD agents
ZBX-268 added support of proc.num[], proc.mem[] & system.cpu.num[] for OpenBSD agents
ZBX-263 fixed problem with saving of lastlogsize for log[] and eventlog[] items when history is set to 0
ZBX-253 fixes problem in frontend with long int values
ZBX-250 speed improvement for Triggers when use "{ITEM.VALUE}" macro
ZBX-250 100% CPU on server side after connection loss
ZBX-246 fixed header error in Monitoring->slideshows
ZBX-243 speed improvement for windows agent for eventlog[] processing
DEV-92 added support of multiple windows agents, service description
ZBX-7 added support of system.cpu.util[] for FreeBSD agents, thanks to 'brick'
ZBX-222 fixed problem with slashes
ZBX-210 added support of system.cpu.num[] for FreeBSD agents, thanks to 'freak'

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 1.4.5.

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 1.4 Manual