. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219 2 Monitoring of log files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225 10 Log File Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . e-mail notification of predefined events • high-level (business) view of monitored resources • audit log 1.3 Why use Zabbix? 7 • Open Source solution • highly efficient agents for UNIX and WIN32 based

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, 3rd party pages for more information. 5.3.2.1 Skipping older data in log monitoring added optional suppressing of processing of older data in log[], logrt[] and eventlog[] additional parameter mode controls empty strings User parameters, external checks and other item types that return text (character, log, text types of information) now may send an empty string which will be accepted as a valid value.

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, third-party information, if selected item key returns data only of the specific type (for example, log[] item requires Type of information: Log). Type of information parameter is now located under the Key parameter on the see agent items. Calculated items Calculated items now support not only numeric, but also text, log, and character types of information. Bulk processing for Prometheus metrics Bulk processing of dependent

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, third-party severity level available. Webhook media type test usability improved It is now possible to view log entries during a webhook media type test. Miscellaneous • The latest data page no longer displays Remote command logging, if enabled on Zabbix agent/agent2 (LogRemoteCommands=1) will no longer create log entries for sys- tem.run[] if it is launched locally by HostMetadataItem, HostInterfaceItem or HostnameItem

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, third-party preprocessing have been intro- duced: • The total size of all messages that can be logged with the log() method has been limited to 8 MB per script execution. • The initialization of multiple HttpRequest loaded. 20 Option Description Target diaginfo[=] Gather diagnostic information in the server log file. historycache - history cache statistics valuecache - value cache statistics preprocessing

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, third-party functions abs, acos, asin, atan, atan2, cbrt, ceil, cos, cosh, cot, degrees, e, exp, expm1, floor, log, log10, mod, pi, power, radians, rand, round, signum, sin, sinh, sqrt, tan, truncate Operator functions Methods also have been renamed for greater consistency with JavaScript: New naming Old naming log Log addHeader AddHeader clearHeader ClearHeader getHeaders GetHeaders get Get put Put post Post

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, 3rd party Error messages can be viewed in Configuration → Hosts → Triggers for triggers and in Reports → Action log for alerts, when rolling the mouse over the error icon. • Semaphore and shared memory management has the upper limit of the MaxLinesPerSecond agent parameter remains the same (1000), this limit of new log lines the agent can send per second to Zabbix server is now multiplied by 10 (instead of 4) when it

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, third-party (with trapping enabled). In addition, correct history.push operations are recorded in Reports → Audit log that has additional filtering options (a new Push action and History resource), and the history.push in Windows event log A new eventlog.count item has been added to Zabbix agent/agent 2 on Windows. This item returns an integer value with the count of lines in the Windows event log based on the specified

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, third-party been renamed to Audit log under Reports. • The Administration menu no longer contains submenus related to alerting and user management. Also: • Housekeeping, Macros and Audit log that previously were option is now checked by default. Action log export to CSV It is now possible to export action log records to a CSV file. For more information, see Action log. Higher limit for host metadata The HostMetadataItem

a web-based frontend in PHP • accessible from anywhere • you can click your way through • audit log Zabbix API • Zabbix API provides programmable interface to Zabbix for mass manipulations, 3rd party turn unsupported and the global refresh interval has been set to a short value. Macros • {ITEM.LOG.*} macros are now also supported in: – trigger names, operational data, URLs and descriptions; – number). • Zabbix agent for Windows now substitutes SIDs with account name and domain name in event log messages. 9 What’s new in Zabbix 5.2.4 Testing preprocessing steps It is now possible to test item