Release Notes for Zabbix 1.6.4

Zabbix Team is pleased to announce the availability of Zabbix 1.6.4.

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 1.6.4. Download it from download.

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-845 fixed calculation of delayed items for non-local nodes in Queue screen
ZBX-842 fixed duplicate triggers in "Last 20 issues" in dashboard
DEV-323 removed master nodes from dropdown
ZBX-837 removed sid from Zabbix logo link
ZBX-589 fixed processing of quoted floating point values
ZBX-836 fixed problem with permissions of proxy shared memory
ZBX-833 fixed link from maps element to trigger status page
ZBX-831 DM: fixed synchronization of trends data
DEV-137 DM: improved performance of historical data synchronization
ZBX-827 fixed possible bug in actions hints
ZBX-826 fixed problem displaying disabled web checks
ZBX-825 fixed problem with changing item status in configuration web and items screens
ZBX-822 fixed dashboard when logged in as guest
ZBX-763 fixed warning message displayed at the bottom when saving graphs without items
ZBX-821 fixed dashboard context menu "Latest data" does not show required host
ZBX-819 Error in import script
ZBX-818 In configuration->items, if selected Host All, items hosts are shown in table

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 1.6.4.

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 1.6 Manual