June 1, 2023

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I presently have 4 exhausting drives within my System76 Thelio desktop. The first drive serves as my working system and the others are strictly for housing various kinds of recordsdata. I’ve one drive for digital machines, one for music, and one for miscellaneous recordsdata. By laying out my system this fashion, even when the working system fails, my knowledge remains to be accessible.

I’ve these secondary drives arrange such that they’re routinely out there always. Within the Linux-verse, that is referred to as “automounting” and it is an necessary job you will need to perceive.

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Automounting is a factor as a result of when you may have secondary drives hooked up to a machine, they are not routinely out there to you upon boot of the machine. Sure, you’ll be able to open your desktop file supervisor, navigate to the drive, and mount it by clicking the entry. Nonetheless, this may be problematic in case you neglect to do this and also you both have a backup configured to routinely save recordsdata to that drive otherwise you merely go to save lots of a file to that drive from an utility. If the drive is not mounted, the app (or backup) will not be capable to entry the drive.

And that is why we all the time need to configure these drives for automounting.

Let me present you the way it’s performed.

How you can automount a drive in Linux

What you will want: To make this work, you will want a working occasion of Linux, a secondary drive plugged into your machine, and a person with sudo privileges. I am going to display with Pop!_OS Linux however the course of must be the identical, no matter which distribution you employ. I can even assume the drive has been formatted. I all the time format my secondary Linux drives with the ext4 format. When you’re utilizing an NTFS drive (a Home windows drive), you will want to put in the ntfs-3g software program with a command like sudo apt-get set up ntfs-3g.

Within the output of that command, you need to see entries like this:

sda             8:0    0 931.5G  0 disk  
└─sda1          8:1    0 931.5G  0 half

Plug the drive in and run the command once more and you may see a brand new entry like:

sdb             8:16   0 931.5G  0 disk  
└─sdb1          8:17   0 931.5G  0 half

If you cannot simply unplug the secondary disk, simply run the lsblk command. When you see two drives, sda and sdb, likelihood is excellent your secondary drive is sdb. For the aim of exhibiting this course of, we’ll assume the title of your drive is /dev/sdb.

The mount level would be the listing in your main drive that can function a location you’ll entry the secondary drive from. 

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This does not copy or transfer the recordsdata from one to the opposite however, somewhat, creates a spot for the working system to “mount” the secondary drive. Let’s create a mount level referred to as /knowledge with the command:

Subsequent, change the possession of the brand new listing to your person with the command:

sudo chown -R $USER:$USER /knowledge

The -R choice makes positive all little one folders have the identical possession.

The /and many others/fstab is the file accountable for mapping the secondary drive to the mount level. 

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Assuming the title of your secondary drive is /dev/sdb, we’ll tack on a 1 to the top (as a result of /dev/sdb1 is the primary usable partition). Open the fstab file for enhancing with the command:

On the backside of that file, add an entry like this:

/dev/sdb1 /knowledge    ext4    defaults        0       0

This is a proof:

  • /dev/sdb1 — the secondary drive
  • /knowledge — the mount level
  • ext4 — the secondary drive file system kind. If that is an NTFS drive, substitute with ntfs-3g
  • defaults — makes use of the default choices
  • 0 0 — these fields are for dump and fsck. Simply depart them each as zeros

Save and shut the file with Ctrl-X.

Testing the mount

All it’s good to do to check the mount is challenge the command:

When you obtain no suggestions, the whole lot is nice. Now you can reboot your machine and the secondary drive shall be routinely mounted so you’ll be able to entry the recordsdata from /knowledge.

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Congratulations, you have simply efficiently arrange a secondary drive automount on Linux.

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