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

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

by nixCraft on January 4, 2011 · 0 comments· last updated at December 4, 2012

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
Difficulty	Easy (rss)
Root privileges	Yes
Requirements	Linux and devpts

[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
OR
$ mount | grep --color devpts

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

http://www.cyberciti.biz/faq/linux-mount-devpts/