Logging
Monitoring Tools

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Monitoring is about gaining some insights into how the Linux system is performing and managing resources. One feature that Linux provides is logging. Some of the information that is available with logging is system events such as logins, startup events. Where are log files stored ? How can we configure log files ? We shall study logging first and then look at some of the built-in tools to obtain metrics about the current processes. These can include CPU usage, memory usage, network traffic, disk I/O traffic .