Release Notes for Zabbix 2.3.4

29 August 2014

Zabbix Team is pleased to announce the availability of Zabbix 2.3.4.

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 http://www.gnu.org/copyleft/gpl.txt.

This document contains the release notes for Zabbix 2.3.4. Download it from download.

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

---

New Features and Improvements

ZBXNEXT-101	Added functionality for changing log level at runtime, added new trace log level for extended web and vmware monitoring
ZBXNEXT-1467	Added clear separation between 'add' and 'update' operations in the frontend
ZBXNEXT-570	Implemented the ability to quickly display items on a graph from the latest data page
ZBX-8367	Added recalculating of unsupported items queue when changed "Refresh unsupported items" parameter
ZBXNEXT-1583	Implemented new screen element types - "Graph prototype" and "Simple graph prototype"
ZBX-1357	Updated Brazilian Portuguese, Japanese, Italian, Polish and Slovak translations; thanks to Zabbix translators
ZBXNEXT-2359	Made server and proxy refuse to start if StartPollersUnreachable=0, but other pollers are started
ZBX-8557	Implemented housekeeper 30 minutes startup delay
ZBX-7720	Increased size of "Host name", "Visible host name" and "Proxy name" fields to 128 characters

---

Bug Fixes

ZBX-8458	Visual fixes in multiselect, actions, screens and maps
ZBX-8682	Added IT services sorting in dependencies tab
ZBX-8414	Fixed value cache statistics update when database contains only part of requested data
ZBX-8414	Fixed value cache single value request returning FAIL for not found items in low memory mode
ZBX-8675	Removed sortorder sorting from IT services popup window
ZBX-8664	Changed agent to allow empty return values from user parameters and remote commands
ZBX-8616	Fixed link to host items in Inventory->Hosts host view
ZBX-8624	Fixed inconsistent header layout in Monitoring->Discovery page
ZBX-8524	Fixed trigger filter not being reset on the Monitoring->Events page
ZBX-8494	Added check to prevent starting a proxy with a server database and vice versa
ZBX-8670	Fixed undefined index error on the web scenario configuration page when no host is selected
ZBX-8531	Fixed inconsistent group selection dropdown behaviour in application configuration
ZBX-8653	Fixed big double value check in the decimal validator
ZBX-8377	Fixed style and hover effect for disabled bulk action buttons and improved readability for readonly input fields
ZBX-8568	Fixed item.delete and itemprototype.delete to also remove trigger prototypes using them
ZBX-8636	Fixed user accounts not being disabled after exceeding number of unsuccessful login attempts
ZBX-7721	Added support for discovering more than 100 hypervisors on large vcenter installations to vmware collector
ZBX-8564	Added standard error output while running remote script
ZBX-8629	Fixed crash in get_string() function when checking "Database monitor" items
ZBX-4800	Replaced JSON.org library with Android JSON library; thanks to Volker Fröhlich for legal research
ZBX-4800	Fixed typo in item name in "Template JMX Generic": "mpTenured" -> "mp Tenured"
ZBX-8509	Fixed value of field "Use custom multiplier" to correctly default to "1" if checkbox is unchecked
ZBX-8530	Fixed host update to work when doing template unlink and interface remove in same request
ZBX-8488	Fixed items being shown in queue with a delay of more than 44 years
ZBX-8627	Fixed problem with some of code not working on PHP 5.3
ZBX-8599	Fixed incorrect error message in Telnet based checks
ZBX-8389	Fixed compilation error due to undeclared CURLOPT_KEYPASSWD with versions of libcurl up to 7.16.4
ZBX-8582	Added use of escaping to variables in SQL queries to prevent possible injections in places where it was missing; thanks to Leann for the report
ZBX-8444	Improved sleeping escalation processing by using configuration cache to get enabled items, triggers and hosts
ZBX-8608	Added support of IP masks for action conditions
ZBX-8608	Fixed clearing of discovered services with using CIDR notation in ip lists
ZBX-8415	Fixed possible server crash on LLD host or host group update
ZBX-8455	Improved synchronization between perfromance collector and agent threads
ZBX-8236	Fixed few memory leaks in Windows agent
ZBX-8601	Fixed bad performance of the proxy configuration synchronization
ZBX-8600	Fixed SQL errors in proxy configuration synchronization
ZBX-8563	Added field "logtimefmt" to exported items
ZBX-8484	Fixed "Plain text" screen elements with "Show text as HTML" enabled trying to display the text as preformatted
ZBX-7621	Changed virtual machine disk and network discovery to use device name instead of instance id in discovered item name
ZBX-8338	Fixed SNMP walking code so that it intelligently chooses either a string or numeric representation for an OID index
ZBX-8577	Added wmi.get[] to the list of suggested items
ZBX-8430	Fixed SQL errors in drule.delete API method
ZBX-8510	Fixed possible deadlocks when updating IT services

---

Installation and Upgrade Notes

Installation

See Zabbix documentation for full details.

Upgrade

Recompile Zabbix binaries and update front-end PHP files. 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.

• Zabbix Enterprise Support
• Zabbix Training
• Zabbix Development Services

---

References

Zabbix 2.3 Manual