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 here.

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

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

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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