Release Notes for Zabbix 1.8.3rc2

Zabbix Team is pleased to announce the availability of Zabbix 1.8.3rc2.

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 1.8.3rc2. Download it from downloads.

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-2767 fixed time stamp in German locales
ZBX-2764 fixed database monitor values not being accepted from proxy
ZBX-2752 improved text colouring
ZBX-2748 fixed compilation on OpenBSD 4.7 due to undefined KERN_PROC
ZBX-2758 fixed underlined filter label in Opera
ZBX-2763 fixed saving user profile
ZBX-2759 fixed item form not saving params field
ZBX-2762 fixed sql error when "all" hosts is selected in application popup
ZBX-2757 fixed calendar colours in Dark orange theme
ZBX-2754 fixed possible undefined variables in frontend
ZBX-2761 improved performance in search page
ZBX-2683 minor updates for the Latvian translation
ZBX-2741 updated French translation; thanks to Alixen
ZBX-2700 updated Czech translation; thanks to Jakub Kalas
ZBX-2739 fixed empty list of items when "all" selected in items popup
ZBX-2747 improved sql when saving triggers
ZBX-2750 fixed undefined index when deleting graph
ZBX-2742 fixed item deletion with postgre
ZBX-2738 fixed problems with Ukrainian locales
ZBX-2740 fixed js errors in items section in IE
DEV-468 added new frontend theme - Dark orange
ZBX-2731 fixed permissions problem with hostgroup names containing '[]'
ZBX-2733 fixed the timer process so that it does not recalculate extraneous triggers for an item
ZBX-2729 improved host-group and host filter selection
DEV-465 added messaging system
ZBX-2697 forbid creation of maintenance without hosts/groups
ZBX-2711 added links to host profile in dashboard "last 20 issues" host menu
ZBX-2719 fixed events delay for one minute in frontend
ZBX-2720 in actions conditions trigger host is now displayed
ZBX-2685 fixed map elements not always change position when coords are manually set
ZBX-2664 fixed viewed period and filter status reset in web monitoring
ZBX-2683 removed dead entries and added some translated strings for the Latvian translation
ZBX-2682 added Czech translation; thanks to Jakub Kalas
ZBX-2669 fixed not showing map label when background image is used
ZBXNEXT-436 added unacknowledged problem display for maps
ZBX-2561 refactored usergroups api, improved item deletion
ZBX-2634 fixed instability of Zabbix processes on Solaris due to them crashing in signal handlers
ZBX-2670 make it clear in the 'configure' help output that full path to odbc_config should be specified
ZBX-2666 fixed detection of resolv.h and net/if.h
ZBX-2657 fixed bugs with non closing item select popups in bar reports
ZBXNEXT-425 added new macros for acknowledged events count
ZBX-2642 fixed items multiplier field
ZBX-2639 now when do full clone template, linkage list is cleared
ZBX-2598 fixed labels with linebreak in maps
ZBXNEXT-426 added dashboard option to show unack problems
ZBX-2555 fixed simple checks for FTP, POP, and NNTP protocols so that they close sessions properly
ZBX-2553 fixed simple checks ignoring server replies
ZBX-2612 fixed system.stat showing cpu idle and I/O wait time over 100% on AIX
ZBX-1324 replaced more user visible strings ZABBIX with Zabbix
ZBX-2616 bundled DejaVu font upgraded from 2.30 to 2.31
ZBX-2562 improved sessions store
ZBXNEXT-424 enhanced status of trigger filter
ZBX-2599 fixed processing of hexadecimal or octal data by proxy
ZBX-2597 fixed processing of telnet results with long prompts
ZBX-2595 fixed logformat field showing
ZBX-2593 fixed possibility to copy item between templates that are linked to same host
ZBX-2585 removed spaces from charts title & fixed date format for chart4.php
ZBX-2592 added support of comma character (,) for scripts in action remote commands
ZBX-2575 removed outdated and undocumented environment variables from alert scripts
ZBX-2574 improved fixed graph Y axis measurement
ZBX-2576 small text changes in administration/audit
ZBX-1857 fixed item form correct processing, removed refreshing when item type is changed
ZBX-2528 fixed default language loading before using phrases, warning messages removed which were displayed after login
ZBXNEXT-343 added possibility to unlink and clear templates when mass update hosts templates
ZBX-1930 all top indents of icon labels now is equal
ZBX-2152 fixed names of SNMPv3 security levels
ZBX-2563 fixed warnings in m4/libunixodbc.m4 with newer autotools
ZBX-2543 fixed password reset when edit user profile and auth type is not internal
ZBX-2524 fixed deleting media types
ZBX-2557 fixed incorrect message when add proxy with name that already exist
ZBX-2492 fixed Japanese translation, all sprintf and their placeholders have been removed from phrases from all languages
ZBX-2551 fixed not shown errors in configuration/triggers
ZBX-2552 fixed multiple events for triggers with complicated expressions
ZBX-2532 fixed outdated information in "server info" screen element
ZBXNEXT-377 added support of passive mode for proxies
ZBX-2556 added dropdown length limit in frontend
ZBX-2548 fixed sorting in items popup when adding items to simple graph, disabled dropdown with tooltip showing filtration added as well
ZBX-2547 fixed errors in installation
ZBX-2277 fixed menu position on screen
ZBX-2339 fixed height of row in resource "Plain text" in screens
ZBX-2459 fixed setting trigger value to unknown on disabling
ZBX-2414 added PHP session module check as requirement in dashboard and installation
ZBX-2526 fixed graph refresh problem when referred from screens page
ZBX-2525 improved actions API code
ZBX-2324 fixed guest user settings not being stored
DEV-461 improved map creation/editing by adding align option
ZBX-2518 fixed new map saving
ZBX-2469 fixed screen API
ZBXNEXT-396 added optional parameters 'from' and 'to' to zabbix[queue]
ZBX-2511 fixed compilation on FreeBSD with IPv6 due to FD_SETSIZE being undefined
ZBX-2503 fixed server and proxy crash with Oracle in cases DBUser and DBPassword parameters were not specified
ZBX-2074 fixed web scenarios showing incorrect speed
ZBX-2486 fixed syntax error in 1.6 PostgreSQL upgrade script
ZBX-2336 fixed 'system.hostname' being empty on Windows hosts with names longer than 15 characters
ZBX-2251 removed error displaying in area of graphics
ZBX-1327 page is now remembered correctly after performing actions
ZBX-1211 fixed cell spacing in empty cells
ZBX-2372 fixed bug with date in local language, now short and long month names shown correctly
ZBX-2040 annoying "double check" popups removed from copy to & mass update actions of items and triggers
ZBX-2482 fixes in chart graphs avg calc
ZBX-1477 fixed moving screen elements with spans
ZBXNEXT-279 added links to parent elements for item and trigger form
ZBX-2376 port parameter to tcp and tcp_perf is now mandatory
ZBX-2376 added ldap, ldap_perf, ntp, and ntp_perf simple checks
ZBX-808 renamed service.ntp parameter of net.tcp.service{.perf} to ntp
ZBX-2011 plain ASCII subjects are no longer base64-encoded, fixes issues with email to SMS gateways
ZBXNEXT-319 multirow inserts are now used for PostgreSQL 8.2 and higher
ZBXNEXT-392 our daemons no longer crash after "strace -p"
ZBXNEXT-138 our daemons can now listen on multiple IPs, see ListenIP configuration parameter
ZBX-2031 fixed comparison of empty strings with Oracle that led to duplicate rows in dservices
ZBX-2409 fixed server crash when deleting unreachable hosts in discovery
DEV-461 changes in GUI configuration menu
ZBX-2473 fixed timescroll most right position when "now"
ZBX-1193 improved macros form
ZBX-2035 fixed host full cloning
ZBX-1986 fixed empty Y axis if item values are zeros
ZBX-2492 updated Japanese translation; thanks to Kodai Terashima
ZBX-1357 update Hungarian translation; thanks to Laszlo Szabo
ZBX-2489 fixed server crash when receiving data using the old protocol
ZBX-2474,ZBXNEXT-378 fixed page refresh on filter change, now all filters hiding and showing works without refresh
ZBX-2488 changed filter from Web Monitoring to External Check
ZBX-2483 fixed showing latest data by filter when clicking from dashboard with GUI option 'Dropdown first entry' -> None
ZBX-1529 fixed macros expand to nothing in templates
ZBX-2461 fixed complex bugs with trigger expressions
ZBX-1357 updated German translation; thanks to Peter Schultz
ZBX-2319 fixed escaping locales on download
ZBX-2460 fixed auto adding host group to updated host
ZBX-2367 improved using DISTINCT rule in queries in API
ZBX-2408 fixed mute button in status of triggers page
ZBX-2477 fixed dynamic graphs disappear from screens
ZBX-1346 clarify some parameter values in the example configuration files
ZBX-2471 fix location of the space in a translatable string
ZBX-954 fix Hungarian language name
ZBX-2457 change 'type' keyword to 'ENGINE' for table creation in MySQL schema
ZBX-2466 fixed item filter form
ZBX-1607 now trigger line is visible in all Zabbix themes in all states and severity in corresponding severity colour mixed with opposite colour which stored in defines in hex
ZBX-2105 fixed acknowledging events from dashboard for different nodes
ZBX-2441 fixed handling of begin/commit/rollback statements with temporarily unavailable SQL server
ZBX-2432 fixed warning message in templates when template has linked templates
ZBX-2325 improved groups/hosts selecting for filter dropdowns
ZBX-2433 fixed time not updated on slides when now is selected
ZBX-2452 fixed parsing of integer values from SNMP's Hex-STRING
ZBX-2313 forbid to add graph from templates to screen
ZBX-1503 added information message after host delete action, about host being deleted
ZBX-2418 fixed bug with JavaScript URL parser, anchor was recognized as part of file
ZBXNEXT-323 improved bad performance of the trends for large number of items
ZBXNEXT-327 more intuitive load balancing of pollers with a single item queue
ZBXNEXT-326 more efficient synchronization of configuration data
ZBX-2153 fixed server crash due to unaligned memory access
ZBX-2092 fixed label line height in maps, now all lines have the same line height
DEV-377 improved global search
ZBX-1510 fixed history view bound by minute issue
ZBX-2339 fixed row height for type of information "text"
ZBX-2201 improved history page
ZBX-2359 fixed graph lines for fixed Y axis with items draw functions "All"
ZBXNEXT-335 links starting with http(s) are now clickable in hosts inventory
ZBX-1537 fixed multiple displaying of same host, from which were deleted graph, when deleting mass graphs
ZBX-1263 fixed misleading log messages that referenced agent for any kind of unsupported item
ZBXNEXT-58 added zabbix[{history_log,history_text,history_uint,trends_uint}] internal checks
ZBX-2446 fixed compilation on AIX 5.3 with OS level 5300-05 or earlier
ZBX-2027 fixed selecting wrong host after cancelling trigger comment
ZBX-2253 fixed delete confirmation dialogue referring to empty element
ZBX-2370 fixed duration value in monitoring events for multiple problem triggers
ZBX-507 made UserParameters work with zabbix_agent(d) -p and -t
ZBX-2326 fixed XSS vulnerability in triggers page; later independently discovered by VUPEN Security
ZBX-2326 fixed dynamic chart titles, now all symbols are rendered correctly
ZBX-2250 value mapping is now applied for {ITEM.LASTVALUE} macro inside triggers description
ZBX-1436 fixed trigger events display after next steps monitoring -> triggers -> click on any event time
ZBX-1532 added screen name to visual screen editing form (when adding screen rows and cols)
ZBX-2438 fixed configuration of ssh2 on FreeBSD. Thanks to Alex Deiter
ZBX-2423 added custom colour input for link elements
ZBX-2100 fixed group with templates but without hosts breaks map editing issue
ZBX-1591 fixed "advanced icons" for image type map elements
ZBX-2379 fixed trigger expression editing with trigger builder
ZBX-1882 fixed selecting items from disabled hosts for graphs
ZBX-1126 fixed large numbers processing for values stored as 'Delta'
ZBXNEXT-241 extended proxy screen to show proxy vps and item count
DEV-460 improved host-group and maps icons info in Zabbix maps
ZBXNEXT-338 added caching of eventids
ZBX-1438 fixed not deleting data from trends_uint table when deleting an item
ZBX-2276 fixed dashboard discovery status header
ZBX-2377 fixed converting html special chars in graphs' legend
ZBX-2311 fixed Host group empty value selection for items filtering
ZBXNEXT-313 implemented string pool for configuration cache
ZBX-2417 fixed timeout handling for passive checks on agent side
ZBX-1873 added slideshow delay multiplier and fixed slides not showing graphs
ZBX-2282 fixed availability updating of IPMI hosts, monitored by proxy
ZBX-2412 fixed deleting maps with API
ZBX-2341 fixed cutting 20 bytes instead of 20 symbols in char/log/text item values
ZBX-2407 fixed repeated message on cookie size limit
ZBX-2406 removed filter from plaintext history
ZBX-2263 fixed permission checks in bar reports
ZBX-2270 fixed item filtering
ZBX-2401 fixed host name in dynamic graphs in screens
ZBXNEXT-325 added StartDBSyncers parameter for parallel writing to DB
ZBX-1906 fixed possibility to add identical checks for discovery
ZBX-2384 fixed status of triggers elements in screens
ZBX-1824 fixed parsing map labels containing item references with user macros
ZBXNEXT-321 decreased number of selects from DB while processing trends data
ZBX-1505 fixed user macros not resolved in frontend
ZBX-1902 fixed some possibilities to create incorrect linkage
ZBX-2386 rows per page limit increased
ZBX-2306 fixed zoom position
ZBX-2306 improved starting zoom on edges
ZBX-2132 added date format constants to locales, changed zbx_date2str function to meet regional formats and date translation
ZBXNEXT-311 improved speedup dbconfig synchronization
ZBX-2360 added multiple acknowledging for OK>UNKNOWN>OK and PROBLEM>UNKNOWN>PROBLEM events
ZBX-2374,ZBX-2633 updated Ukrainian translation; thanks to zalex_ua
ZBX-2347 fixed last 20 issues in event details showing less than 20 issues
DEV-459 made improvements in discovery page generation
ZBX-2148 added preview button in graphs form
ZBX-2337 fixed error when selecting a web item in trigger configuration
ZBX-2306 fixed links for graphs in screens
ZBX-633 removed linkage of OpenIPMI library to Agents in "configure" script
ZBX-633 more debug information in checks_ipmi.c module
ZBX-2362 fixed processing of logrt[] checks under Windows
ZBX-2356 fixed error while performing group actions when creating an item
ZBX-2355 fixed error when trying to massupdate trigger severity
ZBX-2354,ZBX-2635,ZBX-2648 updated Russian translation; thanks to dotneft and zalex_ua
ZBX-2352 fixed typo in the default locale
ZBX-2312 fixed event order in "monitoring triggers" and "last 20 events"
ZBX-2264 added opportunity to translate class.cuser.php and
ZBXNEXT-311 improved the speed of dbconfig synchronization
ZBX-2378 renamed calculated item field 'Expression' to 'Formula', changed trigger option 'Multiple TRUE events' to use 'PROBLEM' instead
ZBX-2329 fixed screen renaming
ZBX-2315 fixed multiple issues with JS scrollbar
ZBX-2321 fixed log items appearing in the wrong order
DEV-458 added marks on maps if elements trigger changed status recently
ZBX-2290 added export/import of map images
ZBX-2290 fixed image update with oracle db
ZBX-2317 updated French translation; thanks to alixen
ZBX-2283 fixed incorrect time calculating in slidebar
ZBX-2261 fixed username hiding in acknowledge comments
ZBX-2305 fixed actions getting lost in an event-busy environment
ZBX-2303 fixed GET/POST methods in processing web scenario steps. Thanks to Hannu Ylitalo
ZBXNEXT-293 processes now provide more information on why they terminate
ZBX-2304 fixed "no permission" error when screen contains simple graphs with web item
ZBX-2268 denied creation of pie/exploded graphs with more than one sum item
ZBX-2298 added constant to defines to be able configure default Y axis position: left or right
ZBX-2174 fixed a small memory leak in SNMP checks
ZBX-1648,ZBX-2300 fixed caching of "Database monitor" items. Thanks to Kirill Fateev
ZBX-2290 fixed screen cells moving
ZBX-2301 fixed "configure" script with libssh2-1.0.0 library
ZBX-2296 fixed possible heavy loaded server crash when using internal checks
ZBX-2295 added additional units to graphs Y axis
ZBX-2285 fixed sending of active items multiple times
ZBX-2266 fixed server crash when processing malformed calculated items
ZBX-1346 use single quotes in example frontend configuration file
ZBX-2274 fixed trigger expression corruption with trigger wizard
ZBX-2273 add support of macro {TRIGGER.EVENTS.UNACK} for map labels
ZBX-2279 fixed error when changing graph name case
ZBX-2252 fixed server crash and infinite looping in telnet checks
ZBX-2275 fixed loss of the log-data if Zabbix server is unavailable
DEV-457 improved dashboard favourite selection
DEV-457 improvements in dynamic map link indicators form
ZBX-2258 fixed applications import
ZBX-1357,ZBXNEXT-376,ZBXNEXT-412 update Brazilian Portuguese translation; thanks to edson
ZBX-2254 added update time for monitoring triggers screen
ZBX-1886 added js translations
ZBX-2245 added missing functions in trigger expression builder
ZBX-2190 fixed trigger expression check for syntax
ZBX-2242 fixed agent crash on HP-UX when processing logrt[] items
ZBXNEXT-288 improved server performance by not storing function lastvalue in database
ZBX-1753 added permission check for trigger sound notifications
ZBX-2246 added trigger wizard for logrt item
ZBX-2241 fixed graph X axis for big periods
ZBX-2241 fixed text collide in graphs
ZBX-2232 fixed bug with last event duration time in event details
ZBX-2243 fixed bug when cannot select template for item filter by host
ZBX-2240 fixed "undefined index" in monitoring latest data
ZBX-954 fix minor typos

Installation and Upgrade Notes


See Zabbix Manual for full details.


Recompile Zabbix binaries and update front-end PHP files. Execute a database patch if migrating from Zabbix 1.8.x. 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.


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