This blog post details the author's experience with enabling data deduplication in VictoriaMetrics after encountering issues with duplicated data due to default settings. It explains the importance of deduplication for accurate data reporting, contrasts VictoriaMetrics with InfluxDB regarding data handling, and describes the process of both enabling deduplication and manually merging existing data. Ultimately, it highlights how to resolve and prevent data inflation in time-series statistics.