Release Notes for Zabbix 3.4.13rc2

Zabbix Team is pleased to announce the availability of Zabbix 3.4.13rc2.

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 3.4.13rc2. 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

replaced pcreposix library with pcre, lowered backtracking limit, fixed libevent build issues

Bug Fixes

fixed vmware incorrect memory release
fixed vmware performance counter retrieval on installations with large number of datastores
fixed memory leak in alert manager when connection to database was lost
renamed trigger functions by adding function name at the beginning and removing the operator and "N" and placing operator in a separate field allowing two new operators "<=" and ">=" for selection
fixed incorrect behavior of zbxregexp library when reusing latest regular expression
fixed error message for invalid vmware endpoint
fixed trigger dependency link to the template instead of the host during the discovery action
added "zone" parameter to proc.num[] item for Solaris
fixed typo in string: ouf, not out
fixed output of information about the error for expressions with functions of triggers or calculated items
fixed several problems in displaying of X axis on the graphs

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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