network automation blog

Tag: zabbix

  • MariaDB tuning for Zabbix

    I have a Zabbix server with 40GB of memory that requires around 700 new values per second. The server runs MariaDB 11.4 in a standard LAMP-stack and I use MySQLTuner-perl to tune the database. Here is how. Enable the following configuration in /etc/my.cnf.d/mariadb_server.cnf Restart MariaDB: Let the server run for some time and then execute…

  • Faster SNMP monitoring in Zabbix 7.0

    I recently upgraded Zabbix from version 6.0 to 7.0, and one of the major improvements is that you can use SNMP GETBULK when performing low-level discovery. In this post, we will discover all the object identifiers (OIDs) representing the interface names (which start at OID 1.3.6.1.2.1.31.1.1.1.1) for a Cisco Nexus switch with IP 192.0.2.1. The…