[glug-t] One Day One GNU/Linux Command (WATCH)

From: Bharathi Subramanian <sbharathi@xxxxxxxxxxxxx>
To: GNU/Linux Users Group - Trichy <glug_t@xxxxxxxxxxxxx>, GNU/Linux User Group of TCE <glugot@xxxxxxxxxxxxx>, VEC-FOSS <vecfoss@xxxxxxxxxxxxxxxx>
Date: Mon, 28 Apr 2008 10:39:14 +0530 (IST)

One Day One GNU/Linux Command
=============================

watch - Periodically run and show the output of a Program

Summary:

Watch runs the specified command(s) repeatedly, displaying its output.
This allows us to monitor the output changes over time. Press Ctrl+C
to stop the Watch Command.

Examples :-

$ watch ls -- Every 2sec(default time) 'ls' is executed and output 
              is showed on the screen.

$ watch -n 6 who -- Every 6Sec 'who' run and list the current users

$ watch -d date -- Highlight the difference b/w successive updates

$ watch /sbin/ifconfig eth0 -- Watch the traffic on eth0 interface.

$ watch "/sbin/ifconfig eth0 | grep bytes" -- Watch RX/TX bytes.

$ watch "/sbin/ifconfig; date" -- Watch multiple commands.

Read: man watch

HTH :)
-- 
Bharathi S

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[glug-t] One Day One GNU/Linux Command (WATCH)

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