w command

Linux / Unix: Find Out What tty I’m Using

by on September 14, 2011 · 0 comments

What is a tty under Linux / UNIX? How do I find out what tty I’m on?

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Linux / UNIX: See If Particular Users Are Logged Into Server

by on April 18, 2011 · 1 comment

How do I see if my friends or coworkers are logged into the same Linux or BSD or UNIX (AIX, HP-UX, Apple OS X) server / workstation as I am from a command line?

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UNIX / Linux List Current Logged In Users

by on October 2, 2007 · 6 comments

How do I print the user names of users currently logged in to the current UNIX / Linux host / server from a command prompt?

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Linux / UNIX find out what other users are doing?

by on January 17, 2006 · 9 comments

Q. Can you explain the command to find what users are doing on my UNIX / Linux system? A. Both Linux and UNIX (FreeBSD/Solaris) has w command to show who is logged on and what they are doing. The w command prints a summary of the current activity on the system, including what each user [...]

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Server Uptime Command To Find Out How Long The System Has Been Running

by on January 4, 2006 · 10 comments

I’d like to find out how long the system has been running under UNIX or Linux operating system. How do I find out system uptime?

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