Three Ways to Keep Cardinality Under Control When Using Telegraf

This article discusses three ways to keep cardinality under control when using Telegraf, an open-source plugin-driver metrics collection agent of InfluxDB. The first method involves adjusting the data collection interval based on specific needs and policies. The second method is filtering metrics to collect only the necessary data. Lastly, retention policy and downsampling can be customized to control cardinality by setting appropriate data life duration in accordance with compliance requirements or internal policies.