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Previous: The User Acts
Do not just turn off the computer! You risk losing
valuable data!
Unlike most versions of DOS , it's a bad thing to just hit
the power switch when you're done using the computer. It is also bad
to reboot the machine (with the reset button) without first taking
proper precautions. Linux, in order to improve performance,
caches the disk. This means it temporarily stores
part of the permanent storage in RAM. The idea of what thinks
the disk should be and what the disk actually contains is syncronized
every 30 seconds. In order to turn off or reboot the computer, you'll
have to go through a procedure telling it to stop caching disk
information.
If you're done with the computer, but are logged in (you've entered a
username and password), first you must logout. To do so, enter the
command logout. All commands are sent by pressing the key marked
``Enter'' or ``Return''. Until you hit enter, nothing will happen, and
you can delete what you've done and start over.
Now another user can login.
Converted on:
Mon Apr 1 08:59:56 EST 1996
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