Release Notes for Zabbix 3.0.23

Zabbix Team is pleased to announce the availability of Zabbix 3.0.23.

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 3.0.23. Download it from downloads.

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

New Features and Improvements

improve out of memory error message by adding statistics and backtrace; improve something impossible has just happened error message by adding backtrace

Bug Fixes

extended support of system.stat[ent], system.stat[cpu,pc], system.stat[cpu,ec] on IBM AIX to LPAR type 'dedicated'
fixed the host visible name in the event details/messages from server when using long utf8 text
fixed the case where data from non-monitored VMware services are not removed from vmware cache
added support for OpenSSL 1.1.1
added note on runtime control with PID numbers larger than 65535 to server, proxy and agentd help messages and man pages
fixed the verification of the assignment of two web checks with the same name from different templates to one host
fixed cloning inherited host prototype on host
fixed calculation of Y zero position in graph
fixed color of the host name in the title of the Screens
fixed sorting when changing status of media type
fixed fields becoming writable upon form refresh in host prototype form
fixed updating of the Graph list of host when selecting a group of hosts
fixed incorrect profile update causing page filter to sometimes show duplicate values
fixed selection of data for trigger overview, data overview and graphs if first drop down entry is "none"
fixed item parameters description
fixed crash in vmware collector when receiving invalid xml
fixed error of vmware items caused by misconfigured vmware maxQueryMetrics parameter
fixed filter in triggers status page not being reset when navigating from dashboard and host inventory

Installation and Upgrade Notes


See Zabbix Manual for full details.


Recompile Zabbix binaries and update front-end PHP files. Execute a database patch if migrating from Zabbix 1.8.x. See Zabbix Manual for a detailed upgrade procedure.

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 contact Sales for pricing and more details.


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