Restrict Top to Current User’s Commands
Show only your processes in the top list using this command…
top -u `whoami`
OR
top -u binnyva(your username)
07
May
Tag Archives: user
08
Mar
The who Command
Show who is logged on, and print: time of last system boot, dead processes, system login processes, active processes spawned by init, current runlevel, last system clock change
who -a
27
Jul
pwck Command
check correct syntax and file format of ‘/etc/passwd’ and users existence
pwck
24
Jul
Delete User
Delete a user ( ‘-r’ eliminates home directory)
userdel -r user1
23
Jul
Password Deadline
Set deadline for user password
chage -E 2008-12-31 user_name
22
Jul
Change User Attributes
Change a user’s attributes
usermod -c "User FTP" -g system -d /ftp/user1 -s /bin/nologin user1
21
Jul
Create New User
Create a new user belongs “admin” group called ‘user1’
useradd -c "Name Surname " -g admin -d /home/user1 -s /bin/bash user1
There is a simpler command too…
useradd user1
15
Jul
Rename an User Group
Rename a group
groupmod -n new_group_name old_group_name
25
Dec
Finger Command
System info about a user. Try: finger root. An admin needs it all the time
finger user_name
#finger root Login: root Name: root Directory: /root Shell: /bin/bash Last login Tue Nov 27 20:19 (IST) on tty1 No mail. No Plan.
12
Oct
Single User Mode in Linux
To get into single user mode in Linux, stop the boot at grub then edit the kernal you want to boot and add the word ‘single’ at the end. For example ‘kernel /vmlinuz-2.6.21-1.3194.fc7 ro root=LABEL=/ rhgb quiet single'(your line may be different)