Release Notes for Zabbix 4.2.4rc1

17 June 2019

Zabbix Team is pleased to announce the availability of Zabbix 4.2.4rc1.

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 4.2.4rc1. Download it from here.

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

---

New Features and Improvements

ZBXNEXT-5124, ZBX-15827	Extended preprocessing steps with final result row; improved input validation in preprocessing steps Frontend Server
ZBXNEXT-2880	Added access to vmware datastore at vmware vCenter level Proxy Server
ZBXNEXT-5163	Added display of maintenance information in Configuration section for hosts in maitenance Frontend
ZBXNEXT-5036	Added preloader for popup menus Frontend
ZBXNEXT-287	Added SSL support for agent HTTP checks Agent
ZBXNEXT-5179	Added option to specify absolute path in LoadModule; thanks to Glebs Ivanovskis for the patch Agent Proxy Server

---

Bug Fixes

ZBX-16217	Fixed value trim in multiline input Frontend
ZBX-16218	Fixed zabbix_sender does not clean up its semaphores Agent
ZBX-16152	Fixed not data loss on saving host prototypes by user with insufficient permissions Frontend
ZBX-16126	Fixed checkbox selection on navigate to inherited template in triggers and items Frontend
ZBX-15952	Fixed errors when trying to create a graph widget for key system.cpu.util[,iowait] with Y axis placed on the left side of the graph Frontend
ZBX-15899	Added output sanitization to prevent invalid UTF-8 sequences in regexp-based text replacement Agent Proxy Server
ZBX-16073	Fixed horizontal scrolling in map Frontend
ZBX-15943	Fixed discovered hosts are not removed from table "dhosts" after removing and adding the corresponding discovery check Server
ZBX-15875	Fixed colors for the multiselect disabled elements Frontend
ZBX-10948	'iT Services --> Service Time --> Note' infinite stretching Frontend
ZBX-15585	Fixed web scenarios pair manager issue when fields are duplicating on post type toggle Frontend
ZBX-16142	Fixed missing sys/ioctl.h from src/libs/zbxsysinfo/openbsd/net.c; thanks to Andrea Biscuola for the patch Agent
ZBX-16166	Fixed Zabbix fping feature detection does not work with fping builds since 10 Feb 2017 Proxy Server
ZBX-16178	Fixed distributive can contain untracked backup file include/config.h.in~ Installation
ZBX-16170	Fixed crash in global event correlation Server
ZBX-16096	Fixed "system.cpu.util" reporting incorrect CPU utilisation due to guest time sometimes not being fully included in user time by "/proc/stat" Agent
ZBX-15882	Fixed widgets flickering on refresh Frontend
ZBX-15974	Improved trigger expression list in trigger modal form Frontend
ZBX-14441	Fixed windows agent "eventlog" key for reading big event log files of windows 2003 Agent
ZBX-16109	Fixed hidden error in graphs for PHP 7.3.5 Frontend
ZBX-16093	Fixed regular expression File systems for discovery does not contain apfs Installation Server
ZBX-16080	Fixed setup page to not to use bclib Frontend
ZBX-15797	Fixed dashboard map widget sub-map link behaviour Frontend
ZBX-15049	Fixed to host group limited global scripts to be usable in sub group API Frontend
ZBX-16138	Fixed return value type and added preprocessing steps for items in remote internal checks tamplates; fixed unsigned write cache value for remote internal checks Proxy Server Templates
ZBX-15942	Changed proxy to send timestamps of empty historical values to server, so throttled items are not listed in administration/queue Proxy Server
ZBX-15963	Fixed HTTP agent support of non-HTTP scheme in URL field Proxy Server
ZBX-16151	Fixed theoretical possibility of large numbers in json data being truncated, added boolean value support to json parser Proxy Server
ZBX-15778	Fixed wrong filtering by "Age less than" and "Show suppressed problems" in trigger overview Frontend
ZBX-16150	Fixed inactive, unmounted, unaccessible VMware datastore causes unknown column nan insertion in field list Server
ZBX-16122	Fixed api validation of trigger dependency API

---

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 4.2.4.

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

---

References

Zabbix 4.2 Manual