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How To Monitor CPU and RAM in Linux

by Tech Desk
by Tech Desk

This tip is about the how To Monitor CPU and RAM in Linux. So read this free guide, How To Monitor CPU and RAM in Linux step by step. If you have query related to same article you may contact us.

How To Monitor CPU and RAM in Linux – Guide

As a system administrator, you often have to deal with an incident where the application is slow or unresponsive due to high CPU/memory/network usage. If the server only hosts one process, it’s easy to find out when the process is consuming all its resources. However, imagine a shared server running multiple services and you need to find out which one is consuming all the resources. Similar to the previous one, but with more information.

As you can, it has the command column which is useful to identify the process path. And it’s colorful too. As you can see below, it gives an excellent idea of ​​what all the processes are using. Similar to the one listed above, but with a brighter feature to write the output to a file for you to view later. Imagine that there is a pattern where a problem occurs in a certain window of time. You can schedule to write the output to a file via crontab or others and then play it back.

How to check CPU on Linux

  • Open a terminal.
  • Use the cat command to display the retained data /proc/cpuinfo..
  • This command produces a lot of text. Typically, the same information is repeated about the number of cores present in the CPU.
  • use lscpu Shows CPU details. The commands are very detailed and you can easily see the number of CPU cores, minimum and maximum CPU speeds and CPU architecture.
  • Use a vertical pipe to send the output of the lscpu command to grep Search for “max”. This will give you the maximum possible CPU speed. Pipes are a way of sending the output of one command as the input of another command. The classic example is piping the command output to a text file for later review.
  • Type as follows Instructions dmidecode Arguments using sudo -t4. There are many types of DMI, and numeric references are used to get information about this component. In this case -t 4 For CPU. You can replace 4 with: Processor For the same purpose.

    • How to check RAM on Linux

  • use freedom instructions. This shows in kilobytes what memory is available and how the memory is allocated.
  • use the -m option to view available memory in megabytes or -g for gigabytes.
  • or, -h switch Displays memory information scaled to the shortest 3 digits. Provides information at a glance.
  • use Cat Command to print the contents of /proc/meminfo. You will find the output to be very verbose and useful for debugging. In general usage, we use Free-m.
  • Using sudo, lshw Instructions Com -short Com switch (device tree) -C in class memory.
  • sudo lshw -short -C memory
  • You can also use dmidecode for more detailed queries.

    • Final note

    I hope you like the guide How To Monitor CPU and RAM in Linux. In case if you have any query regards this article you may ask us. Also, please share your love by sharing this article with your friends.

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