Release Notes for Zabbix 4.0.0alpha3

5 February 2018

Zabbix Team is pleased to announce the availability of Zabbix 4.0.0alpha3.

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 4.0.0alpha3. 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-4357	Added support of "selectTriggerDiscovery" option in trigger.get method
ZBXNEXT-4152	Replaced double box select fields with multiselect fields and added filtering by proxy and server only in host list
ZBXNEXT-4273	Added default event status colors in themes with option to customize them
ZBXNEXT-4216	Added 'copytruncate' log file rotation support for logrt[], logrt.count[]
ZBXNEXT-4144	Added asterisk mark and aria-label property to all forms required fields
ZBXNEXT-768	Added item unit blacklisting with character "!" in order to disable metric prefixes
ZBXNEXT-4295	Added selection of the create images tickbox by default on "Maps import" page
ZBXNEXT-1456	Added filter by item discovery status for item configuration view; thanks to Volker Fröhlich for the original patch
ZBXNEXT-3991	Added additional params to net.if.* key output for linux base agent
ZBXNEXT-3480	Added support of inventory macros in event tags
ZBXNEXT-4175	Implemented ability to send email to several email addresses specified as user media
ZBXNEXT-4139	Added high contrast light and high contrast dark themes
ZBXNEXT-4247	Removed deprecated API methods: user.updareProfile, user.addMedia, user.updateMedia, user.deleteMedia, usergroup.massAdd, usergroup.massUpdate and usermedia.get
ZBXNEXT-970	Added more detailed error information to notification message when DB is unavailable
ZBXNEXT-4137	Removed green background from cells
ZBXNEXT-4157	Added map status summary to be readable by screen reader software
ZBXNEXT-4127	Implemented popup displaying in overlay dialogues
ZBXNEXT-1520	Increased the maximum Hosts/DNS name character length from 63 to 255
ZBXNEXT-4108	Implemented search of problems by trigger name
ZBXNEXT-4143	Implemented keybord interaction in top navigation
ZBXNEXT-1567	Added item "vfs.dir.count" for counting directory entries
ZBXNEXT-4135	Added tooltips for vertical labels
ZBXNEXT-4146	Added icons for error and success messages
ZBXNEXT-4156	Added option to view graphs items data and multiple items graph data as table
ZBXNEXT-4160	Reworked monitoring Discovery screen to show hint info right in the table cell
ZBXNEXT-761	Added rules to make dbschema.c, schema.sql and data.sql from schema.tmpl, data.tmpl and templates.tmpl if there is a need to
ZBXNEXT-4186	Added ability to adjust colors for new graph items in graph creation form according selected theme
ZBXNEXT-4145	Fixed appearance of host column based on number of hosts specified in filter
ZBXNEXT-4118	Implemented advanced options for tag-based search of problems
ZBXNEXT-4134	Added 'lang' attribute to page body
ZBXNEXT-4181	Fixed Zabbix server to accept active Zabbix proxy requests only from allowed address if specified
ZBXNEXT-4181	Fixed passive Zabbix proxy to accept Zabbix server requests only from allowed address
ZBX-10576	Restructured unixODBC related code, moved it to a dedicated directory
ZBX-3783	Added strict validation for proxy.delete() method; proxy cannot be deleted when used in actions
ZBX-11909	Replaced company.com with example.com in data.sql

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Bug Fixes

ZBX-13403	Allowed proxy to execute remote commands on agents using encrypted connection
ZBX-13441	Fixed crashes in case of failures (e.g. timeouts) during VMware hypervisor discovery
ZBX-12607	Fixed performance of map.get API method and map-related views
ZBX-11391	Generated an error if expanding LLD macros results in an empty tag name
ZBX-13300	Fixed addJsFile() name
ZBX-13030	Removed proxy's ability to export unprocessed history data via loadable modules
ZBXNEXT-3581	Dropped plain text protocol support and made header mandatory; fixed IP fragmentation handling by including header in Zabbix get request, Zabbix server/proxy passive check request and frontend request to Zabbix server
ZBX-13194	Fixed incorrect processing of zabbix[wcache,value,*] internal check
ZBX-13060	Added limitation for meaningless server reconnection attempts to incorrectly configured passive proxy
ZBX-13233	Added new memory metrics for Linux platform - "active", "anon", "inactive" and "slabs"; thanks to Tomasz Kłoczko for the original patch
ZBX-12643	Improved error log message in case Zabbix server database cannot be used due to empty "users" table
ZBX-11720	Fixed memory leak which breaks vfs.fs.size, vfs.fs.inode and vfs.dir.size items if compiled with LeakSanitizer
ZBX-13131	Fixed truncated multiline text values from network discovery SNMP checks
ZBX-13117	Fixed vfs.dir.size with symbol links on Windows
ZBX-12045	Fixed inconsistencies in configure -h output
ZBX-13325	Fixed trend.get() method with Oracle backend
ZBX-13223	Fixed graphs duplication in graph preview
ZBX-13345	Removed SID from URL in screen edit mode
ZBX-13055	Fixed problems with DNS resolver interface on NetBSD
ZBX-13214	Added support of \0 matching group for regsub and iregsub methods
ZBX-13208	Eliminated race condition that caused history collection for newly created items to start before preprocecessing steps finished syncing
ZBX-13246	Fixed processing of command line arguments which are longer than 2KB for proc.num and proc.mem items on AIX
ZBX-13130	Fixed Zabbix proxy not to generate high network traffic when server does not accept data
ZBX-13288	Fixed image ghosting for mass update of map elements
ZBX-11422	Fixed compilation warnings under OS X 64bit
ZBX-13276	Fixed compatibility issue with Elasticsearch versions starting from 6.0
ZBX-13196	Fixed setting of transaction error flag in commit operation
ZBX-13221	Fixed trimming of values in overlay dialogues
ZBX-13221	Added "Timeout" validation in web scenario step overlay dialogue
ZBX-12389	Fixed latest data host group filter
ZBX-13119	Removed 'empty' button in trigger selection window for map constructor item modal form
ZBX-12661	Fixed Low-level discovery of dependent items not working after being edited and resulting in undefined offset error or foreign key constraint violation
ZBX-13254	Fixed 'skip' parameter behaviour for log[], log.count[], logrt[], logrt.count[] items in case log files initially do not exist
ZBX-13253	Fixed losing the 1st record by log[] and logrt[] items if 'skip' parameter is used and log file initially is empty
ZBX-13275	Fixed slow housekeeping of events on MySQL
ZBX-13264	Fixed Zabbix agent compilation on OS/X
ZBX-13245	Fixed IP fragmentation handling in Zabbix server response to Zabbix proxy
ZBX-13258	Fixed misaligned user group permission controls
ZBX-13031	Fixed Java gateway compilation without libpcre
ZBX-12963	Fixed passing argument to external check item that contain literal $
ZBX-12991	Removed default values for "active_since" and "active_till" fields in maintenance.create API method
ZBX-13270	Fixed default selection of the required host permissions radio in the global scripts form
ZBX-12758	Fixed slow housekeeping of events due to missing index on foreign key
ZBX-11305	Fixed color and label for event status on event details page
ZBX-13238	Fixed spelling of Elasticsearch
ZBX-13056	Fixed incorrect positioning of context menu when it is opened using keyboard
ZBX-13241	Fixed memory leak on Zabbix server when executing remote commands through proxy
ZBXNEXT-4139	Fixed displaying of the eventlog severitites and severities in trigger map element
ZBX-13178	Fixed ipc_path value in error message
ZBX-12251	Fixed possibility of trigger status getting stuck in PROBLEM or OK state due to transaction error in history synchronization, added deadlock to a list of recoverable errors
ZBX-12251	Fixed possibility that new history values are lost and not processed by Zabbix server or Zabbix proxy due to recoverable transaction error
ZBX-12996	Fixed radio button and label inconsistency in maintenance period configuration
ZBX-12895	Improved performance of DB patch for updating data in the alerts table
ZBX-12082	Fixed possibility to select triggers with same name in multiselect
ZBX-12983	Fixed compilation warnings under Windows
ZBX-10578	Fixed redundant init_result() calls; thanks to MATSUDA Daiki for the patch
ZBX-12793	Fixed system compiler checks during source configuration
ZBX-11970	Fixed style for some enumerators and structure type declarations

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Installation and Upgrade Notes

Installation

See Zabbixマニュアル for full details.

アップグレードサービス

See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 4.0.0.

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 営業への問い合わせ for pricing and more details.

• Zabbix Enterprise Support
• Zabbix トレーニング
• Zabbix Development Services

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References

Zabbix 4.0 Manual