System Diagnostics

  • Hi guys,

    I want to learn and better understand, what the system is doing in normal operation mode and of course when it reports problems. Where can I find infos to study for the following topics, e.g. when it sends me alert emails like this:

    I want to learn, how to read the process diagnosis.

    How do I read parameters like "load average: 0.34, 0.41, 0,50" - does that refer to percentage?

    How to read the %CPU figures?

    How to read and understand the MiB figures?

    Thanks a lot in advance for pointing me to good source(s), where I can read myself in :)


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