ZABBIX 1.6.2


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ZABBIX SIA is proud to announce the availability of ZABBIX 1.6.2.

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

It is highly recommended to upgrade from 1.6 and 1.6.1.

This document contains the release notes for ZABBIX 1.6.2.

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


Starting from this release ZABBIX sends notification messages to the users having read access to a host, which generated the event only.

What's New in 1.6.2

:: Better support of SNMP data

Added support of quoted numbers.

:: New supported checks

Added support of system.swap.size and net.tcp.listen under FreeBSD, system.boottime under Solaris, system.cpu.load under Solaris 2.6, vm.memory.size under AIX 6.x. proc.num and proc.mem are fully supported under Linux, Solaris and AIX.

:: Other Improvements and Bug Fixes

  • [ZBX-653] fixes for postgresql
  • [DEV-137] fixed compilation warnings
  • [ZBX-652] improved support of SNMP items
  • [DEV-275] changed value processing. Multiplier after delta
  • [DEV-274] added overflow check for uint64 for incoming values
  • [ZBX-506] fixed duplicate UnavailableDelay in zabbix_server.conf
  • [ZBX-428] added internal check zabbix[requiredperformance]
  • [ZBX-639] fixed numeric snmp oid for ifOutOctets. Thanks to Alexandr Kovalenko.
  • [ZBX-651] fixed possible memory leak in autodiscovery actions
  • [ZBX-650] DM: fixed memory leak in synchronization of node configuration
  • [ZBX-650] fixed rare race condition in DBimplode_exp
  • [ZBX-650] fixed cleanup of open file descriptor
  • [ZBX-649] fixed problem with "Too many open files" by agent under Solaris and AIX
  • [DEV-276] added support of HTML text in plaintext view in screens
  • [ZBX-395] fixed item list for simple graph
  • [ZBX-334] added sorting to group list in elements copy form
  • [ZBX-509] fixed problem with user rights to hostgroup without any host
  • [ZBX-564] added more descriptive message on conflict of templates
  • [ZBX-443] removed excess space after detail messages
  • [ZBX-526] fixed graphs on screens not getting refreshed issue
  • [ZBX-531] fixed plain text line wrapping
  • [ZBX-551] updated german language file
  • [ZBX-554] added proxy host info in export/import
  • [ZBX-638] fixed deleting applications on host remove
  • [ZBX-636] removed "Keep trends (in days)" from Item Configuration form if "Type of information" is Character, Log or Text
  • [ZBX-608] added sorting to templates column in hosts screen
  • [ZBX-635] improved escalations to stop if host, item or trigger is disabled
  • [ZBX-632] fixed sql query in map elements configuration form
  • [ZBX-631] fixed incorrect incoming string values if using dbcache
  • [ZBX-630] improved log files view in BB theme
  • [ZBX-629] fixed sql error in popup window
  • [DEV-271] fixed graphs out of bounds problem
  • [ZBX-628] fixed memory leak in proxy module
  • [ZBX-611] fixed undefined variables in installation wizard
  • [ZBX-612] fixed possible incorrect value for host
  • [ZBX-627] fixed items update
  • [ZBX-625] fixed possible incorrect processing of delta for integers if using dbcache
  • [DEV-273] added mass update for IPMI fields
  • [DEV-272] added support of {HOSTNAME}, {HOST.CONN}... macros for "IPMI IP address"
  • [ZBX-623] fixed incorrect processing of function abschange() for integers
  • [ZBX-622] fixed broked autocreation of SQLite database
  • [ZBX-621] fixed bad performance of the graph related screen due to missing index
  • [ZBX-620] fixed jstree error in IT Services
  • [ZBX-619] fixed agent crash for system.uptime under Solaris 2.5.1
  • [ZBX-618] fixed cast problem with oracle9
  • [ZBX-613] fixed possible incorrect evaluating of trigger functions if using dbcache
  • [ZBX-610] fixed memory leak in external checks
  • [DEV-254] improved server side logging
  • [ZBX-602] fixed possible incorrect trigger evaluation if value sotred as "delta"
  • [DEV-268] added support of under AIX
  • [DEV-268] added support of system.cpu.num/util/load/intr/switches, system.uptime under AIX
  • [ZBX-595] improved performance of export screen
  • [DEV-270] improved trigger configuration view; error string moved to description column
  • [DEV-263] added support of a new map element - simple image
  • [DEV-260] support of macro TRIGGER.NSEVERITY
  • [DEV-255] added support of #num for function last()
  • [ZBX-593] fixed stop escalations if action is disabled
  • [ZBX-592] fixed incorrect {TRIGGER.STATUS} value in recovery message
  • [ZBX-588] fixed undefined variable in trigger status page
  • [ZBX-587] fixed LDAP test functionality

Installation and Upgrade Notes


See ZABBIX Manual for full details.


Recompile ZABBIX binaries and update front-end PHP files, no database patching needed. See ZABBIX Manual for a detailed upgrade procedure.

Pre-release testing


ZABBIX Server has been tested on the following platforms:

  • Ubuntu Linux, AMD64, kernel 2.6.11, MySQL 4.x
  • Ubuntu Linux, Intel, kernel 2.6.15, MySQL 5.0.22


ZABBIX Agents have been compiled and tested on the following platforms:

  • AIX 5.2
  • FreeBSD 4.x, 5.x, 6.x
  • HP-UX 10.x, 11.x
  • Linux 2.4.x, 2.6.x
  • Linux CentOS
  • NetBSD 2.0
  • OS/X 10.2
  • Solaris 8, 9, 10
  • Tru64 5.1B
  • Windows XP, 2000, 2003, Vista

Note that agents are available pre-compiled from for a limited number of versions and platforms.

Commercial support

ZABBIX Company provides a full range of professional services. Please contact our sales department for pricing and more details.


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