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Crucial Command-Line Tools for Linux Server Monitoring

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Monitoring your Linux server remotely via the command line can be crucial for keeping track of its performance and ensuring its smooth operation.

Here are some commonly used monitoring tools:

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top

This command provides a dynamic real-time view of the running system. It displays information about CPU, memory, processes, and more. Simply type ‘top’ in your terminal to run it. Press 'q' to exit.

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htop

Similar to top but with an improved user interface and more features. It provides a better visualization of system resources. Install it if it's not already available by running ‘sudo apt install htop’ (for Ubuntu/Debian) or ‘sudo yum install htop’ (for CentOS/RHEL). Then run ‘htop’ to start it.

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iostat

This command is used for monitoring system input/output device loading. It provides statistics on CPU, disk, and network I/O usage. Run ‘iostat’ in the terminal to get an overview of I/O statistics.

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vmstat

Details regarding processes, memory, paging, block IO, traps, and CPU activity are reported by the vmstat command. Get a snapshot of system activity by running "vmstat."

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