approximately 15 digits and range from approximately -1.79E+308 to 1.79E+308 (with exception of PostgreSQL 11 and earlier versions). This is by default for new installations. For upgraded installations connections to Zabbix database It is now possible to configure secure TLS connections to MySQL and PostgreSQL databases from: • Zabbix frontend • Zabbix server or proxy Restricting agent checks It is possible monitoring plugin A Docker plugin for Zabbix agent 2 is now available as part of the out-of-the-box monitoring of Docker containers (see list of supported keys). Memcached monitoring plugin A Memcached

database versions are officially supported: • MySQL/Percona 8.0.X • MariaDB 10.5.X - 10.6.X • PostgreSQL 13.X - 14.X • Oracle 19c - 21c • TimescaleDB 2.0.1-2.3 • SQLite 3.3.5-3.34.X By default, Zabbix history tables to primary keys in pre-existing installations are available for MySQL/MariaDB, PostgreSQL, TimescaleDB v1 and v2, and Oracle. 14 utf8mb4 support for MySQL utf8mb4 encoding with utf8mb4_bin Zabbix server or proxy. Zabbix agent 2 plugins Separate configuration files Each Zabbix agent 2 plugin now has a separate configuration file. By default, these files are located in the ./zabbix_agent2

. . . . . . . . . . 1864 Create a plugin (tutorial) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1864 Plugin interfaces . . . . . . . . . . . . maximum supported version for TimescaleDB is now 2.10. 17 Connection options for Oracle plugin The Oracle plugin, supported for Zabbix agent 2, now allows to specify as sysdba, as sysoper, or as sysasm sysasm login option. The option can be appended either to the user item key parameter or to the plugin configu- ration parameter Plugins.Oracle.Sessions..User in the format user as sysdba (login

. . . . . . . . . . 1927 Create a plugin (tutorial) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1927 Plugin interfaces . . . . . . . . . . . . upgrade existing installations, you must rerun the timescaledb.sql script, located in database/postgresql, before starting Zabbix server. Zabbix server will log a warning, if started without running this agent 2 has been increased from 100 to 1000. Empty values allowed Empty values are now allowed in plugin-related configuration parameters on Zabbix agent 2. Support for the old numeric type dropped The

agent and agent 2 item. See also: • Zabbix agent item keys • Zabbix agent 2 plugins • Modbus plugin documentation MQTT support Zabbix now supports receiving values of MQTT topics using the new mqtt mqtt.get[] agent 2 item. See also: • Zabbix agent 2 item keys • Zabbix agent 2 plugins • MQTT plugin documentation Digest authentication for HTTP agent Digest authentication is now supported for HTTP Oracle, and Redis plugins, a Uri can now only be specified as a named session parameter. • For PostgreSQL plugin a Uri and Database name can now only be specified as a named session parameter. • For Uri parameters

database versions are officially supported: • MySQL/Percona 5.7.28-8.0.X • MariaDB 10.0.37-10.5.X • PostgreSQL 10.9-13.X • Oracle 12.1.0.2 - 19c • TimescaleDB 1.5-2.1 • SQLite 3.3.5-3.34.X Direct connections • A new Zabbix agent 2 plugin WebCertificate is now available allowing to monitor validity and expiration dates of TLS/SSL website certificates. • Plugins MySQL and PostgreSQL now support encrypted TLS agent 2 items smart.disk.discovery and smart.attribute.discovery items, supported for S.M.A.R.T. plugin, have been updated and now return {#DISKTYPE} macro value in the lower case. • Native support for

maximum supported version for TimescaleDB is now 2.8. PostgreSQL 15 support PostgreSQL 15 is now supported. Note that TimescaleDB does not support PostgreSQL 15 yet. Possible to build Zabbix agent 2 offline mod tidy or go get commands. PostgreSQL plugin loadable The PostgreSQL plugin is now loadable in Zabbix agent 2 (previously built-in). See also: PostgreSQL loadable plugin repository 14 Extended VMware Azure by HTTP has been updated and now includes metrics to monitor Microsoft PostgreSQL flexible servers and Microsoft PostgreSQL single server out-of-the-box. You can get this template: • In Configuration

-uzabbix -p zabbix < images.sql shell> mysql -uzabbix -p zabbix < data.sql PostgreSQL 需要使用有权限的用户去创建数据库对象。以下 shell 命令将创建 zabbix 用户。在提示下请输入密码并再次确认密码。（注意，可能首 先要求输入 sudo 命令对应的用户密码）： You instructions for Debian/Ubuntu or RHEL/CentOS to import the data into the database. shell> cd database/postgresql shell> cat schema.sql | sudo -u zabbix psql zabbix # 下 面 步 骤 当 创 建Zabbix proxy数 据 库 时 不 需 要 执 行 connections between: Database Zabbix components MySQL Zabbix frontend, Zabbix server, Zabbix proxy PostgreSQL Zabbix frontend, Zabbix server, Zabbix proxy To set up connection encryption within the DBMS,