Release Notes for Zabbix 1.6.2

Zabbix Team is pleased 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

This document contains the release notes for Zabbix 1.6.2. 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-653 fixes for postgresql
DEV-137 fixed compilation warnings
ZBX-652 improved support of SNMP items
ZBX-589 added processing of quoted numbers ("0.5" => float 0.5)
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.
DEV-268 added support of net.tcp.listen under FreeBSD
ZBX-651 fixed possible memory leak in autodiscovery actions
DEV-268 added support of system.boottime under Solaris
DEV-268 added support of system.cpu.load under Solaris 2.6
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-268 added support of system.swap.size under FreeBSD
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 broken 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 stored 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-269 added permission check when sending notifications
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
DEV-250 added support of vm.memory.size under AIX
DEV-250 added full support of proc.num/mem under Linux 2.4/2.6, Solaris and AIX
ZBX-588 fixed undefined variable in trigger status page
ZBX-587 fixed LDAP test functionality

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 1.6.2.

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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