Release Notes for Zabbix 1.8.1

Zabbix Team is pleased to announce the availability of Zabbix 1.8.1.

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 1.8.1. Download it from here.

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-1850 fixed warnings when saving host with enabled profile
ZBX-1779 fixed incorrect number of problems in Host Status widget
ZBX-1849 fixed colours of trigger severity in Host Status widget
ZBX-1757 fixed oracle 1.8 upgrade patch, not null constraints
ZBX-1762 fixed errors when editing media types
DEV-445 added support of system.stat[] under AIX
ZBX-1633 fixed sysmaps in PostgreSQL upgrade patch
ZBX-1617 fixed triggers duplicating in template linking for discovered hosts
ZBX-1840 fixed bad performance of the node synchronization - fixed database index
ZBX-1742 fixed processing of "system.uptime" check under Windows to return values as integers
ZBX-1786 fixed not remembered group when using paging in export screen
ZBX-1735 added "ERROR" words to some error messages in data cache module
ZBX-1321 fixed displaying of large unsigned int values in latest data
ZBX-1838 fixed value mapping in overview screen
ZBX-1788 fixed proxy configuration form showing hosts from all nodes
ZBX-954 fix typo in default trigger names
ZBX-1746 fixed problems viewing map element
ZBX-1763 applied patch with translation for some javascript strings
DEV-447, DEV-448 added support of net.if.* under Windows
ZBX-1582 fixed processing[...] check to avoid the server crashing on libssh2 timeout
ZBX-1688 hosts, user doesn't have permission to, are shown gray in hostgroup configuration screen
ZBX-1608 fixed notifications after maintenance periods
ZBX-1576 fixed evaluating aggregate items for large host groups
ZBX-1822 added option to expand single problem for hosts,maps,host groups
DEV-360 added support of calculated items
ZBX-1821 fixed map problem if icon element is not selected
ZBX-1177 returned slide-level refresh rate
ZBX-1331 implemented auto adding selected group on host creation
ZBX-1427 fixed adding Actions through API
ZBX-1810 fixed adding user media through API
ZBX-1818 fixed API inner inconsistency in method naming
ZBX-1818 changed API version
ZBX-3 remove a comment saying syslog is used until it works from proxy config file as well
ZBX-1801 fixed action disable link
ZBX-1763 added last week to SLA weekly graph
ZBX-1716 fixed server behaviour (not dying silently) when mysql database user, password or privileges change
ZBX-1800 updated Japanese translation; thanks to Kodai
ZBX-1798 updated Russian translation; thanks to dotneft
ZBX-1783 fixed problem with fixed Y axis in graphs
ZBX-1654 fixed disabled trigger map icon
ZBX-1653 fixed link from maps to events
ZBX-1164 improved error messaging in regexp form
ZBX-1774 fixed error in slide screen in case if no screens defined
ZBX-1758 improved node filtering in sqls
ZBX-1776 fixed js error for ie6 in triggers status screen
ZBX-1752 fixed error showing maps when REGISTER_GLOBALS in PHP is on
ZBX-954 fixed typos in changelog, error messages and frontend item hints
ZBX-1725 fixed graphitem sortorder
ZBX-1635 fixed possible Windows agent crash when using checks based on performance counters
ZBX-1759 fixed bug when bulk acknowledge, acknowledges already acknowledged events
ZBX-1596 fixed checking of allowed hosts for data sent by zabbix_sender
ZBX-1572 fixed processing of the performance counters defined in the configuration file using non-latin symbols
ZBX-1264 added support of simplified syntax for external checks
ZBX-1483 fixed icmppingsec to return seconds as in 1.6.x
ZBX-862 added support of kernel.maxproc[] under Linux 2.6
ZBX-1714 added confirmation dialogue for proxy operations
ZBX-1717 fixed configuration -> ITservices display bugs when nodeid is greater than 99
ZBX-1712 removed empty translation strings
ZBXNEXT-194 added host status widget to dashboard
ZBX-1670 fixed events from slave nodes not shown when all nodes are selected
ZBX-1668 fixed saving graphs with web items
ZBX-1728 fixed expression deletion in log trigger form
ZBX-1357 updated French translation. Thanks to alixen
ZBX-1732 added node and group name for screen widget "triggers info"
ZBXNEXT-196 added "Show with unacknowledged" filter option for triggers screen
ZBX-1729 removed limitation of showings triggers in charts only by one item
ZBX-1729 removed excessive space in chart header, informational messages (triggers, percentile) are separated
ZBX-1577 fixed pie chart display
ZBX-1613 added sorting for user groups members
ZBX-1734 changed severity colouring in events screen
ZBX-1573 fixed colon precedence in user right entries
ZBX-1708 fixed errors in log items history screen
ZBX-1715 fixed errors in IT Services parent selection sceren
ZBX-1652 fixed user media deletion on profile save
ZBX-1641 fixed handling of "Include" statement in configuration files
ZBX-1580 reduced frontend memory usage
ZBX-1663 fixed y axis calculation in stacked graphs
ZBX-1468 fixed editing user media types on node with id > 99
ZBX-1727 add missing S_INCORRECT_EXPRESSION localisation string
ZBX-1659 fixed checked marks on multilabel selection on map
ZBXNEXT-192 added possibility to exclude some services from the result of services[]
ZBX-1478 improved php requirements checks
ZBX-1713 fixed adding user group to email alerts
ZBX-1643 removed edit links from search if no write access to object
ZBX-1661 fixed value mappings retrieval
ZBX-1665 fixed hosts view in graphs configuration screen
ZBX-1673 fixed removing hosts from hosts group, when user with permission only on host group updates it
ZBX-1639 fixed processing of logrt[] check
ZBX-1671 make more strings translatable. Thanks to alixen
ZBX-1669 make more strings translatable. Patch by dotneft
ZBX-1627 fixed errors in monitoring->overview
ZBX-1603 fixed button title when editing maintenance period
ZBX-1638 added host name to link indicator
ZBX-1658 removed "Zabbix Status" from dashboard for non super admins
ZBX-1646 improved permissions check in Dashboard
ZBX-1626 added LDAP authentication to API
ZBX-1624 fixed template linkage popup, when all templates are selected by default
ZBX-1604 extended maintenance period info messages
ZBX-1647 removed displaying of host availability on maps
ZBX-1495 fixed map level label location
ZBX-1629 added colouring of items in trigger configuration screen
ZBX-979 host mass update templates now only link new templates
ZBX-1642 fixed possibility of editing read only host items
ZBX-1242 fixed adding macro in triggers editing form
ZBX-1589 fixed no permission error when try to edit host form from search screen
ZBX-1561 fixed errors when view event info as admin user
ZBX-954 fixed item property reference when adding log item with type other than "log"
ZBX-1493 fixed disabled host icon view
ZBX-1546 fixed processing link triggers on map
ZBX-1476 fixed host links in map
ZBX-1605 fixed map with host element under maintenance
ZBX-1507 fixed userid added instead of ip for some audit actions
ZBX-1563 fixed error when view history for log type item
ZBX-1556 fixed importing graphs with items that does not exist in system
ZBX-1515 fixed json encode/decode with mb overload enabled
ZBX-1623 fixed no proxy listed when admin edits host
ZBX-1456 fixed map update on linkage properties change
ZBX-1625 when mass update hosts, default "connect to" option is set to IP
ZBX-1479 fixed host mass update
ZBX-1628 removed templates from status of triggers screen
ZBX-1508 fixed action map creation
ZBX-1593 fixed errors when admin tries to add hostgroup editin host
ZBX-1621 fixed displaying of ITservices graph text
ZBX-1553 fixed host group mass activate/disable operation
ZBX-1455 added sorting for host/global macros
ZBX-1523 fixed last macros deletion
ZBX-1619 fixed web scenario data not removed from DB when host is deleted
ZBX-1567 fixed availability graph text displaying
ZBX-1581 fixed wrong group saved as discovery group in Administration->General
ZBX-1592 user groups are now sorted in user list and editing form
ZBX-1475 improved elements status checks
ZBX-1598 fixed empty application list when mass update template items
ZBX-1612 fixed "API access" and "Disabled" group permissions; patch by Kodai
ZBX-1606 fixed showing icon errors with qoutes in error text
ZBX-1571 fixed errors when adding proxy
ZBX-1585 fixed editing time in calendar popup in ie6/7
ZBX-1564 fixed processing of performance counters which are represented as number alternatives
ZBX-479 fixed compilation of Zabbix agent under Mac OS/X
ZBX-1385 proxy list in host configuration form is now sorted
ZBX-1560 fixed typo in application API class call
ZBX-1286 Zabbix handles some specified types of errors instead of Windows system, no dialogue boxes pop up
ZBX-1420 fixed warnings in Dashboard and on script execution if Zabbix server is down
ZBX-1584 fixed importing/exporting of IPMI settings
ZBX-1554 fixed errors when saving triggers using "Create log trigger"
ZBX-1530 fixed showing graph from wrong host, when simple graph with dynamic option is clicked on screen
ZBX-1545 fixed showing templated graphs in graph selection combobox
ZBX-1465 fixed adding hostgroup elements on map
ZBX-1528 fixed map permissions
ZBX-1569 fix incorrect state reference in map connector definition
ZBX-1568 make 'Parent service' string translatable; patch by Kodai
ZBX-1457 hosts in export file are now sorted by hostname
ZBX-1462 fixed "Add host" operation for "Discovery" module for trying to add a host name which is already used
ZBX-1547 fixed SQL error while executing discovery action 'remove host'
ZBX-1324 replaced more user visible strings ZABBIX with Zabbix
ZBX-1470 fixed importing triggers with dependencies
ZBX-1440 fixed error when adding global macro
ZBX-1435 fixed exporting triggers with '&'
ZBX-1459 fixed template importing
ZBX-1174 fixed sql in "Add host" operation in "Discovery" module
ZBX-1431 fixed parameters for user.get api method
ZBX-1467 fixed graph copying
ZBX-1502 fixed full clone of hosts
ZBX-1460 forbade creation of circular template linkages
ZBX-1441 fixed incorrectly remembered link line type
ZBX-1498 fixed error when try to create item with custom key "log" and not Log item type
ZBX-1497 fixed evaluation of trigger function 'count'
ZBX-1283 fixed group selection in maintenance edit form
ZBX-1316 fixed missing trigger expressions using expression constructor
ZBX-1473 fixed installation requires mb_string function from php 5.2
ZBX-1454 fixed adding user to one group, removes all other users from group
ZBX-1346 improve example configuration files
ZBX-1369 make more strings translatable

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 1.8.1.

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 1.8 Manual