HowTo: Linux Mount devpts File System On /dev/pts

by on January 4, 2011 · 0 comments· LAST UPDATED December 4, 2012

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How do I mount the devpts file system under Linux operating systems using bash command prompt? How can I mount the devpts on /dev/pts using /etc/fstab file under Linux operating systems?

The Linux kernel support pseudo-terminal master and slave (also known as Unix98 pty naming) using using the devpts file system, that should be mounted on /dev/pts. You can mount the devpts using any one of the following method:
Tutorial details
DifficultyEasy (rss)
Root privilegesYes
RequirementsLinux and devpts
Estimated completion timeN/A

[1] Use mount comamnd

[2] Use /etc/fstab file.

mount command syntax

The syntax is (must type as root user):

mount -t devpts devpts /dev/pts

/etc/fstab syntax

Edit /etc/fstab, enter:
# vi /etc/fstab
Append the following line:

devpts           /dev/pts              devpts  gid=5,mode=620  0 0

Save and close the file. Reboot the server / machine.

How do I verify that the devpts is mounted under Linux?

Type the following command:
$ grep --color devpts /proc/mounts
$ mount | grep --color devpts

Fig.01: Mounting the devpts file system on /dev/pts

Fig.01: Mounting the devpts file system on /dev/pts

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