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Asked: 2024-09-24T17:38:59+05:30 In:

What are the commands to check the kernel version, Ubuntu release, and disk partition details on my system?

I’ve been diving into my Ubuntu system lately and trying to get a better grip on everything, but I keep running into roadblocks when it comes to checking the kernel version, Ubuntu release, and disk partition details. It might sound super basic, but I want to make sure I’m doing it right!

I’ve seen different commands floating around, but I’m a bit overwhelmed. I opened the terminal like a champ, but now I’m unsure what to type. I mean, it shouldn’t be rocket science, right? So, for the kernel version, I’ve heard you can get that info somehow, but I’m not sure if I should go the `uname -r` route or something else entirely. I’d also love to confirm which Ubuntu release I’m running. I’ve seen mentions of using `lsb_release -a`, but is that the best way?

And then there’s the whole disk partition thing! I’ve been meaning to check how my partitions are set up, especially with the way I’ve been juggling different storage drives. I think there’s a command like `df -h` or `fdisk -l`, but I always get mixed up with what these actually do. Sometimes I feel like I’m just typing gibberish into my terminal, and I want to avoid any potential mishaps—especially when it comes to managing my partitions!

So, can anyone break this down for me? What are the three essential commands to get the kernel version, the Ubuntu release, and disk partition details? Maybe throw in a little context or tips on what I should be looking for when I run these commands? I’m excited to hear your thoughts! Help me become a terminal whiz instead of just a confused penguin trying to waddle through the command lines.

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    2 Answers



    1. Ubuntu Terminal Commands

      Essential Ubuntu Commands

      It sounds like you’re diving right into the Ubuntu ocean, and I totally get the feeling of being a little lost at sea with all those commands! Let’s break it down into three super valuable commands you can use to check:

      1. Kernel Version

      To find out which kernel version you’re using, just type this in your terminal:

      uname -r

      This command will give you the version number of the Linux kernel you’re running. It’s pretty straightforward, and it should show you something like 5.4.0-42-generic. Just remember, the kernel version is important because it can affect driver compatibility and system features!

      2. Ubuntu Release

      Now, to check your Ubuntu release version, you can use:

      lsb_release -a

      This will output details about your Ubuntu version, including the codename. For instance, it’ll show something like “Ubuntu 20.04 LTS” if you’re on that version. It helps to know this, especially when looking for software that might be version-specific.

      3. Disk Partition Details

      For checking your disk partitions, you have a couple of commands to consider. You can use:

      df -h

      This command shows you the disk space usage of your mounted filesystems, which is pretty handy for keeping track of how much space you have left. Or, if you want to dive deeper into all the partitions available, go with:

      sudo fdisk -l

      This command lists all partitions on your drives. You’ll need sudo for this since it requires admin permissions. It might seem a bit technical, but it’s great for getting an overview of how your drives are set up.

      Final Tips

      When you run these commands, just take a moment to look over the output. If something looks off or doesn’t make sense, feel free to ask for clarity! And hey, don’t be too hard on yourself. Everyone starts somewhere, so keep at it and you’ll soon be waddling like a pro penguin!



    2. To check your Ubuntu kernel version, you can indeed use the command uname -r. This command prints the kernel version currently in use, which is important for knowing what features and capabilities your system supports. When you enter this command in the terminal, look for a number that appears, which will typically be in a format like 5.4.0-42-generic. This indicates the version of the kernel your system is running. Make sure to type it without the backticks; they’re just there to denote code.

      For checking your Ubuntu release, the command you mentioned, lsb_release -a, is indeed one of the best ways to do so. This command will display detailed information about your Ubuntu version, including the release number and codename, such as “20.04 LTS (Focal Fossa)”. Lastly, to view your disk partition details, the df -h command lists all mounted filesystems and their usage in a human-readable format—great for a quick glance at how much space you have left. In contrast, fdisk -l provides a more detailed look at disk partitions, but you may need to run it with sudo for administrative privileges. This will give you an overview of all partitions on your storage devices. Using these commands will help you feel more confident navigating your system!


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