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linux creates a home directory for an existing user
Linux expansion/home directory
Home Operation and Maintenance Linux Operation and Maintenance How to create a home directory for an existing user in Linux

How to create a home directory for an existing user in Linux

May 18, 2023 pm 08:22 PM
linux

linux creates a home directory for an existing user

When creating a new user, sometimes the creation of the home directory fails or the home directory is forgotten, and you need to create the user's home directory later

The example uses the oracle user as an example

localhost:~ # mkdir /home/oracle
localhost:~ # chown oracle:oinstall -R /home/oracle
localhost:~ # usermod -d /home/oracle oracle
 
 
localhost:~ # grep oracle /etc/passwd
oracle:x:1000:1000::/home/oracle:/bin/bash
localhost:~ # su - oracle
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Linux expansion/home directory

The machine has a new hard disk installed. First use sudo fdisk -l to see what the newly added hard disk is called. Mine is called sdb

Then you can follow this article. The newly mounted hard disk in this article is called sdb1. Be careful to replace it with your own hard disk name

Use sudo fdisk -l first to see Let’s see what the newly added hard disk is called. Mine is called sdb1

1. Create the directory

sudo mkdir /media/home
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2. Mount /dev/sdb1 to /media/home

sudo mount /dev/sdb1 /media/home
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3. Synchronize /home to /media/home

sudo rsync -aXS /home/. /media/home/.
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4. Rename /home

sudo mv /home /home_old
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after synchronization is completed 5. Create new /home

sudo mkdir /home
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6. Cancel /dev /sdb1 mount

sudo umount /dev/sdb1
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7. Remount /dev/sdb1 to home

sudo mount /dev/sdb1 /home
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8. View the UUID of /dev/sdb1

blkid
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9. Copy the UUID Come down and modify the /etc/fstab file to achieve automatic mounting at boot

sudo vim /etc/fstab
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Add the following content at the end of the file:

UUID=8da46012-ab9c-434f-a855-2484112fd1a7 /home ext4 nodev,nosuid 0 2
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10. After saving, restart the system and check the mounting status of the partition

df –h
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11. Delete /home_old

sudo rm -rf /home_old
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after confirming that everything is normal

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