Where do the discrepancies in RAM readings between htop, btop, and fastfetch come from?

The article discusses a problem with the FreeBSD operating system, which relates to excessive RAM usage. The author explains how FreeBSD can 'eat' more memory than expected, leading to reduced system performance. Various aspects may contribute to this issue, such as improper system configuration, suboptimal memory settings, and inefficient process management. The article provides suggestions for diagnosing the problem and strategies for addressing it. Special attention should be paid to utilizing memory monitoring tools and tuning the system for RAM usage to enhance performance. The author emphasizes that while FreeBSD has many advantages, it is crucial for users to be aware of potential memory issues to utilize the system effectively.