Release Notes for Zabbix 1.8.12rc1

Zabbix Team is pleased to announce the availability of Zabbix 1.8.12rc1.

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 1.8.12rc1. Download it from downloads.

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

Fixes and minor improvements

ZBXNEXT-584 Added support of multiple servers in active check mode; thanks to takanori suzuki
ZBX-4635 Added support for optional first parameter to* on solaris
ZBX-4795 Fixed group creation for child nodes
ZBX-4195 Fixed memory leak while processing unsupported performance counters by windows agent
ZBX-4813 Fixed incorrect exception handling in maps when checking for circularity
ZBX-2873 Fixed colors in dark theme
ZBX-3152 Fixed global messages being shown even if all severities are unchecked
ZBX-4801 Fixed processing of proc.num[] and proc.mem[] checks with process names longer than 15 characters
ZBX-4253 Fixed menu link inconsistency in tr_status.php
ZBX-4749 Fixed proxy crash on exit when deleting trend cache
ZBXNEXT-744 Added support of {} and {trigger.expression} macros in notifications and commands
ZBX-4761 Fixed "&" encoding in input fields
ZBX-4697 Fixed error when mass-updating group for hosts that belong to different groups
ZBX-4777 Added information in the zabbix sender manpage about values being sent in a sequential manner and the need to have ordered timestamps

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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