Release Notes for Zabbix 5.0.3rc2

17 August 2020

Zabbix Team is pleased to announce the availability of Zabbix 5.0.3rc2.

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 http://www.gnu.org/copyleft/gpl.txt.

This document contains the release notes for Zabbix 5.0.3rc2. 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-6080	Add telnet support for net.tcp.service/.perf key and enable it on linux/darwin Agent
ZBXNEXT-6101	Add native linux vfs.fs.inode[fs,<mode>] metric support to agent2 Agent
ZBXNEXT-6102	Add native linux vfs.fs.get metric support to agent2 Agent
ZBXNEXT-6103	Add native linux vfs.fs.discovery metric support to agent2 Agent
ZBXNEXT-6100	Add native linux vfs.fs.size[fs,<mode>] metric support to agent2 Agent
ZBXNEXT-6010	Added template "Template DB Oracle by ODBC" Templates
ZBXCTR-12	SiGNL4 update to close alerts in SIGNL4 when closed in Zabbix Templates
ZBXNEXT-6004	Added host info to vmware event message log Proxy Server
ZBXNEXT-5903	Added vmware datacenters discovery Proxy Server
ZBXNEXT-6042	Optimized trigger, calculated item processing by resolving user macros during configuration cache synchronization Server

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Bug Fixes

ZBX-18261	Fixed Latest data performance by allowing to filter items with data only if hosts are selected as well Frontend
ZBX-13789	Fixed SQL errors with Oracle backend due to incorrect use of the USING statement API
ZBX-17785	Fixed dbstat query for postgresql v12 Templates
ZBX-18204	Fixed lost password in ssh remote command operation form data Frontend
ZBX-18046	Improved error message generation performance of user macro and item key parser API
ZBX-18105	Fixed use on uninitialised variable Server
ZBX-18014	Added ODBC empty query check Server
ZBX-18160	Fixed fatal error in items.php and host_discovery.php Frontend
ZBX-13383	Improved performance of the trigger and trigger prototype inheritance API
ZBX-18092	Reimplemented item folding based on application names and improved summary for each application in latest data view Frontend
ZBX-13789	Improved performance of "Problems" widget with MySQL backend by removing DISTINCT modifier from SQL statements with tables joined by primary keys API
ZBX-18214	Added collecting of physical CPU utilization data on IBM AIX and modified system.cpu.util[] Agent
ZBX-17974	Implement timeouts for WMI queries Agent
ZBX-18149	Fixed discovered hosts showing links to host prototypes which should not possible Frontend
ZBX-18132	Added OpenSSL extension check in frontend setup and SAML authentication form Frontend
ZBX-18169	Fixed housekeeper not deleting history and trends for deleted items if storage period is not overridden Server
ZBX-17468	Fixed excess audit log record being added on host status update API Frontend
ZBX-16998	Improved agent binary compatibility by removing __thread attribute when not building agent2 Agent
ZBX-17815	Fixed connection timeout when persistent buffer enabled Agent
ZBX-18106	Fixed map navigation tree widget copying Frontend
ZBX-18012	Fixed undefined index error in history manager and added error message in charts when Elasticsearch requests fails API Frontend
ZBX-18076	Fixed PHP notice in hostinterface API API
ZBX-18000	Added red label for disabled media types in user profile Frontend
ZBX-17996	Fixed ip/dns field width in host interface Frontend
ZBX-18075	Fixed runtime error when creating a host via API API
ZBX-17814	Fixed memory leaks in the agent persistent buffer Agent
ZBX-17973	Fixed saving widget refresh rate in user profile Frontend
ZBX-15927	Removed problem calculation for dependent triggers when master trigger is in problem state Frontend
ZBX-17933	Fixed runtime error in maps Frontend
ZBX-18063	Fixed usage of unsupported parameter in API call Frontend
ZBX-18126	Fixed incorrect labels in action operations dialog Frontend
ZBX-18060	Fixed inaccessible user be displayed as accessible in slide show properties screen Frontend
ZBX-18147	Fixed wrong character set detection logic for Oracle DB Frontend Proxy Server
ZBX-18115	Added {$MSSQL.INSTANCE} macro and changed queries and item preprocessing for support MS SQL instance name Templates
ZBX-17653	Fixed new widget placeholder behavior and dashboard height calculation in edit mode Frontend
ZBX-16819	Added link to hosts linked to each template in templates list Frontend
ZBX-18023	Fixed format of agent2 version number Agent
ZBX-18071	Fixed slow SQL query when filtering items with latest data available API
ZBX-17898	Fixed JavaScript errors on pasting widgets Frontend
ZBX-17569	Fixed calculating items not allowing negative values be corrected in the preprocessing Server
ZBX-18036	Fixed endpoint URL for Elasticsearch API requests Frontend
ZBX-18068	Fixed incorrect function call and redundant code Frontend
ZBX-8081	Fixed 'cmdline' parameter truncation on Solaris 11.3 and later Agent
ZBX-18014	Fixed memory leak when action message does not have to be sent Server
ZBX-15117	Fixed graph configuration with large amount of items Frontend
ZBX-18069	Fixed server exit when trying to execute IPMI script without IPMI pollers Server
ZBX-17820	Fixed classic graph widget default header Frontend
ZBX-18025	Fixed availability report link Frontend
ZBX-17977	Fixed port filter not preserved in Monitoring -> Hosts across refresh Frontend
ZBX-17960	Fixed undefined index in trends API API
ZBX-18032	Fixed host address and port values are not preserved in item test form Frontend
ZBX-18031	Fixed missing "loading" state in Monitoring → Latest data and Monitoring → Hosts Frontend
ZBX-17925	Fixed graph image flicker during update in screens Frontend
ZBX-17825	Fixed dynamic item switching for graph prototype widget API Frontend
ZBX-18054	Changed preprocessing for nginx.version Templates
ZBX-17903	Fixed the trigger condition for net.if.status in "Template Module Windows network", changed the wmi query in the master item, filters and preprocessing of LLD rule Templates
ZBX-17994	Fixed the configuration example in documentation of Template App Nginx Templates
ZBX-17682	Fixed button disable state in template item list and discovery list Frontend
ZBX-17821	Fixed default header for inaccessible iterator widget content Frontend
ZBX-17858	Fixed host group filter in templates general popup Frontend
ZBX-18001	Fixed graph prototype widget paging Frontend
ZBX-17924	Fixed php errors in "System information" window for MySQL Frontend
ZBX-17997	Fixed user media passwords appearing in plain text in audit log Frontend
ZBX-17968	Fixed z-index issue in floating widget header Frontend
ZBX-17827	Fixed broken layout of the notification popup window Frontend
ZBX-18009	Fixed non-masked secret macros in audit log API Frontend
ZBX-17908	Fixed too wide popup error messages Frontend
ZBX-17782	Fixed PHP errors occurring during history search using Elasticsearch Frontend
ZBX-17917	Changed vm.memory.size keys on Solaris to get memory usage statistics from kstat Agent
ZBX-18029	Fixed cpu counter wraparound handling on Solaris Agent

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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 5.0.3.

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 5.0 Manual