Release Notes for Zabbix 2.2.16

Zabbix Team is pleased to announce the availability of Zabbix 2.2.16.

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 2.2.16. Download it from download.

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

New Features and Improvements

ZBX-1357 Updated English (United States), Spanish, Ukrainian, Vietnamese translations; thanks to Zabbix translators API Frontend
ZBXNEXT-1859 Improved performance by not inserting events of auto registration if no such action was enabled, insert/update/select in a bulk on auto registration data from proxy Server
ZBX-10694 Added rollup health sensor item to vmware hypervisor template Server

Bug Fixes

ZBX-11509 Fixed command parameter to be quoted only if it contains special characters Server
ZBX-4661 Fixed possible crash when Oracle database is not available Proxy Server
ZBX-11521 Fixed JS error in media popup Frontend
ZBX-11397 Fixed system.hw.chassis key to read DMI tables through sysfs and fall back to /dev/mem only if sysfs is not available Agent
ZBX-11411 Added check for LLD macro values in calculated item formula to be numeric Server
ZBX-11483 Improved API script.execute validation API
ZBX-11347 Fixed resolving of {HOST.IP}, {HOST.DNS} and {HOST.CONN} macros in item key parameters for items without interface API Frontend Server
ZBX-9781 Changed vfs.fs.size, vfs.fs.inode checks to be executed in separate process/thread to avoid lockup with stale NFS mounts Agent
ZBX-11223 Rewritten calculated item formula parsing, simple macro parsing and LLD macro parsing; fixed several problems with function parsing Server
ZBX-11121 Disallowed leaving user without linked user groups with usergroup.update, usergroup.massupdate, usergroup.delete API methods API
ZBX-11292 Fixed getting network interface statistics on Oracle Solaris 10/11 Agent
ZBX-11219 Renamed second argument for net.dns and net.dns.record items from "zone" to "name" Frontend
ZBX-8457 Fixed user macro resolving for templated host and templates Frontend
ZBX-10906 Fixed agent active checks being delayed if system time was pushed back Agent
ZBX-10842 Fixed sql error when updating httptest with applicationid and without httpstepid parameters API
ZBX-10842 Prevented disappearing of step items when updating httptest without applicationid, httpstepid parameters API
ZBX-10842 Fixed connecting web scenario applicationid to created steps when updating with API httptest.update mehtod API
ZBX-9656 Prevented updating comments for discovered triggers Frontend
ZBX-11221 Fixed MySQL connection issue by overriding user defined auto commit setting Frontend Proxy Server
ZBX-10694 Reverted hypervisor health status to HostSystem.overallStatus property Server
ZBX-11213 Fixed database monitoring keys Proxy Server

Installation and Upgrade Notes


See Zabbix documentation for full details.


See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 2.2.16.

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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