Release Notes for Zabbix 3.4.0rc2

17 August 2017

Zabbix Team is pleased to announce the availability of Zabbix 3.4.0rc2.

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 3.4.0rc2. Download it from download.

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

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New Features and Improvements

ZBXNEXT-2102	Improved performance of event.get() and problem.get() methods with "selectTags" option
ZBXNEXT-3920	Added Templates for some of the most common applications and devices
ZBXNEXT-2102	Implemented dashboard widget linking in both directions
ZBXNEXT-2102	Implemented option 'Show unavailable maps' in navigation tree widget
ZBXNEXT-2102	Added support of new dashboard widgets "Plain text" and "Graph"
ZBXNEXT-2102	Implemented two-direction widget linkage for data sharing; improved active element selection in map navigation tree widget when map is changed from map widget
ZBXNEXT-2102	Implemented validation for empty fields in widget configuration forms
ZBXNEXT-2102	Added placeholder on empty dashboard
ZBXNEXT-3006	Implemented support of bulk metric collection for dependent items data population
ZBXNEXT-3725	Updated templates for network devices to new version (internal version 0.10beta)
ZBXNEXT-2102	Added blinking for recent problems in Problems widget
ZBXNEXT-2102	Implemented additional filters for dashboard widgets
ZBXNEXT-1076	Implemented new permission schema to allow view map when no permissions to all map elements
ZBXNEXT-18	Implemented sending alerts on acknowledges
ZBXNEXT-3910	Added support to the agent for monitoring processes in trace or uninterruptible state on Linux, FreeBSD, OpenBSD and NetBSD
ZBX-12258	Added bulk selections to improve performance in processing of escalations
ZBXNEXT-2102	Added support of multiple dashboards; implemented API for dashboards
ZBXNEXT-1223	Implemented jmx discovery item
ZBXNEXT-2442	Implemented parallel alert processing, removed database watchdog process, moved its tasks to alerter process
ZBXNEXT-3863	Added jsonpath based item pre-processing option
ZBXNEXT-3864	Added xmlpath based item pre-processing option
ZBXNEXT-3930	Improved log monitoring by adjusting formula to process 10 times more new lines than set in MaxLinesPerSecond
ZBXNEXT-1274	Added support of configurable jmx endpoint url for jmx items
ZBXNEXT-3872	Implemented new internal item 'zabbix[host,discovery,interfaces]'
ZBXNEXT-3869	Implemented map lines
ZBXNEXT-1675	Added support for user macros and time unit suffixes in various time-related settings: update intervals, timeouts, housekeeping settings, time periods, etc.
ZBXNEXT-3762	Added browser warning for IE 9 and IE10
ZBXNEXT-3870	Implemented ability to drag multiple selected items in map editor
ZBXNEXT-3655	Reduced self monitoring cache locking in trappers and manager processes
ZBXNEXT-51	Implemented ability to copy and paste map elements
ZBXNEXT-3567	Implemented ability to hide SQL error messages for non-superadmin users
ZBXNEXT-3659	Reduced cache locking time during configuration synchronization
ZBXNEXT-3432	Added support of {HOST.ID}, {HOST.HOST}, {HOST.NAME} macros in tags, improved to read those from cache; added support of interface macros in tags
ZBXNEXT-2074	Implemented URL encoding and punycode support in web monitoring
ZBXNEXT-3687	Made shared memory and semaphores private to the zabbix processes. Dropped SQLite3 support for frontend and server
ZBXNEXT-2694	Implemented multiple triggers support for map elements
ZBXNEXT-2445	Increase the length of alert and trigger errors
ZBXNEXT-2031	Implemented map shapes
ZBXNEXT-34	Implemented vector graphics for maps
ZBXNEXT-936	Implemented remote command execution via proxy
ZBXNEXT-3654	Implemented a feature to apply host group permissions to all existing subgroups
ZBXNEXT-3660	Renamed "IT services" to "Services"
ZBXNEXT-3568	Decreased internal, discovery and auto registration default data storage period to 1 day
ZBXNEXT-3679	Implemented a new design for Dashboard page
ZBXNEXT-3386	Added IPMI manager and reworked IPMI pollers to avoid connecting to one host from multiple pollers
ZBXNEXT-3572	Added option to control amount of queued items
ZBXNEXT-491	Added vfs.dir.size[dir,<regex_incl>,<regex_excl>,<mode>,<max_depth>] check
ZBXNEXT-1380	Added check for exit code of scripts
ZBX-3783	Deprecated mappings.sortorder parameter by iconmap.create() and iconmap.update() methods
ZBXNEXT-1443	Added item pre-processing options
ZBXNEXT-830	Implemented full clone of maps
ZBXNEXT-12	Added support of CIDR subnet mask notations for Server option on agent config
ZBXNEXT-12	Added support of CIDR subnet mask notations for Allowed hosts of trapper items
ZBXNEXT-3576	Increased user media periods and item flexible intervals to 1024 characters
ZBX-3783	Added support of user_medias parameter by user.update() method
ZBX-3783	Prohibited deleting users and user groups which are used in actions
ZBX-3783	Deprecated user.addmedia(), user.updatemedia(), user.deletemedia(), user.updateprofile(), usergroup.massadd(), usergroup.massupdate() and usermedia.get() API methods
ZBXNEXT-1804	Reduced the number of connections required for proxy-server data exchange by adding new 'proxy data' request and increasing the size of data sent
ZBXNEXT-3086	Improved performance of action condition evaluation by ensuring that equivalent conditions are only checked once, thus there will be less queries to database
ZBXNEXT-3570	Removed the deprecated "isReadable" and "isWritable" methods as well as the "proxy.interfaces" parameter
ZBXNEXT-1667	Added support of LLD macros in function parameters of trigger prototype expression
ZBXNEXT-1667	Added support of LLD macros in function parameters when using function with ITEM.VALUE, ITEM.LASTVALUE in trigger prototype name, description and tags
ZBXNEXT-1667	Added support of LLD macros in function parameters of graph prototype name simple macros like {host:key[].func()}
ZBXNEXT-707	Implemented full clone functionality for all types of screens
ZBXNEXT-2970	Increased maximum supported SNMP trapper file size
ZBXNEXT-1141	Added support for AtomicBoolean, AtomicInteger, and AtomicLong to Java gateway
ZBX-10777	Made checkboxes and radio buttons look the same across all browsers
ZBXNEXT-3344	Increased SNMP OID length limitation from 255 to 512 bytes; thanks to Patrick Hemmer for patch
ZBX-9425	Added permission check on the server side for global script execution
ZBXNEXT-3725	Added templates for network devices (internal version 0.8beta)

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Bug Fixes

ZBXNEXT-3883	Fixed dependent trigger with dependent item deletion; dependent item recursion message; dependent item massupdate form master item being reset on error
ZBX-12506	Fixed wrong top position of the period selection box on the graphs after closing/opening filter
ZBX-12486	Fixed item removal from poller queue during configuration cache synchronization
ZBXNEXT-3890	Fixed extra graph loading
ZBXNEXT-3926	Fixed macros {EVENT.STATUS} and {EVENT.VALUE} to return correct value depending on the state of a problem
ZBX-12487	Fixed undefined index error in item prototype update
ZBXNEXT-2102	Fixed several issues in dashboard
ZBX-12505	Fixed Oracle database creation scripts
ZBXNEXT-18	Fixed empty acknowledge operation message tooltip visibility
ZBX-12468	Fixed vertical text alignment for map shapes
ZBX-12418	Fixed draggable rectangle calculation for map shape lines
ZBX-12397	Fixed system.cpu.num count for 64-bit Windows with more than 64 logical cpus
ZBX-12483	Fixed compilation with libevent 2.1.8 and IPC service initialization in proxy
ZBX-12485	Fixed PostgreSQL query errors during sending notifications on acknowledgement
ZBXNEXT-3006	Fixed web scenario item preprocessing
ZBXNEXT-2102	Fixed low performance of navigation tree widget and improved dashboard performance
ZBX-12458	Fixed incorrect use of zbx_strlcat() in DBpatch_3030060_migrate_pairs(); thanks to MATSUDA Daiki for patch
ZBX-12462	Fixed database upgrade patch for proxy
ZBXNEXT-3006	Fixed distribution archive creation (make dist) and log, web scenario item preprocessing
ZBXNEXT-3006	Fixed libevent build depenedencies
ZBX-12446	Fixed discovery and auto registration to accept empty DNS names
ZBXNEXT-2102	Fixed several issues in dashboard
ZBXNEXT-2102	Fixed copying sharing properties when cloning dashboard
ZBXNEXT-18	Fixed unnecessary notification sending a recovery message
ZBXNEXT-18	Fixed acknowledge notification sending in maintenance period
ZBX-12339	Fixed item history and trends flags update during configuration cache synchronization
ZBXNEXT-18	Fixed php5.4 incompatibility in events page and acknowledge operation form
ZBXNEXT-18	Fixed script name select button for new acknowledge operation form and recovery operation form
ZBXNEXT-2102	Fixed multiple issues in Map widget
ZBXNEXT-2102	Fixed Undefined constant: ALERT_MAX_RETRIES in Action log widget
ZBXNEXT-2102	Added check for dashboard owners in user.delete() method
ZBXNEXT-2102	Fixed updating of dashboard with inaccessible elements
ZBXNEXT-2102	Fixed possible sql errors in upgrade patch
ZBXNEXT-2102	Fixed removing of favourites from dashboard widgets
ZBXNEXT-2031	Fixed multiple bugs in maps
ZBX-12384	Fixed JMX endpoint related bugs in item mass update form and item.update API
ZBX-12318	Fixed maintenance status not being updated in cache if host is disabled
ZBX-12224	Fixed connection to Oracle database when database server gives out warnings
ZBX-12195	Fixed contamination of script output with Zabbix'es own log messages when logging level is set to 4 or 5 and LogType=console
ZBX-12270	Fixed processing of AIX item 'system.stat[ent]' in agent; thanks to Marc for patch
ZBX-12277	Fixed trigger expression test form incorrectly replacing macros
ZBX-12357	Fixed missing user macro substitution in expression of newly added triggers
ZBX-12296	Added type hinting for item preprocessor numeric conversions based on item value type
ZBX-12266	Fixed memory leak when executing IPMI commands
ZBX-11938	Fixed 'type of condition' dropdown appearing if only one filter condition is set
ZBX-11530	Fixed lost application name in exported host web scenario
ZBX-12201	Fixed crash when processing SNMP trap log item, fixed log item processing without pre-processing options
ZBX-12199	Removed condition check for recovery operations
ZBX-3924	Switched from POSIX extended to the PCRE regular expression library for enhanced regular expressions and consistency with frontend
ZBX-11867	Fixed memory leak in history cache and history cache statistics
ZBX-11671	Added register information and backtrace to log when metric thread crashes
ZBX-11381	Fixed displaying list of recovery actions in "Problems" and "Event details"
ZBX-11805	Fixed aggregate checks log messages formats
ZBX-11470	Fixed unary minus and prefix extraction for trigger expression references; optimized simple macro and macro function calculation
ZBX-7015	Forced setting UTF-8 character set for connections to Oracle database
ZBX-11371	Prevented executing client side script by changing value of $ZBX_SERVER_NAME from setup.php page
ZBX-5116	Prevented escaping forward slashes while encoding API response to JSON text
ZBX-11036	Fixed server not to synchronize IPMI configuration for new hosts without IPMI

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Installation and Upgrade Notes

Installation

See Zabbix documentation for full details.

Upgrade

See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 3.4.0.

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

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References

Zabbix 3.4 Manual