[PD] [shell] issue

Thomas Mayer thomas at dergrossebruder.org
Tue Apr 29 10:23:17 CEST 2008

Olivier Heinry wrote:
> Le Mon, 28 Apr 2008 12:13:10 +0200,
> Thomas Mayer <thomas at dergrossebruder.org> a écrit :
>> Olivier Heinry wrote:
>>> hi,
>>> I've got this command line that flushes the disk cache on Linux 2.6.16 and later that's very useful to clean big video files from RAM:
>>> 	sudo sync; sudo echo 1 > /proc/sys/vm/drop_caches
>>> Any of you has an idea how to give a [sudo cmd( message to the [shell] object and on-interactively give the sudo password?
>> One way is to exclude these commands from needing the password via
>> http://lists.debian.org/debian-user/2004/02/msg00656.html
>> Another way is pipelining stdin:
>> echo "YOURPASSWORD"|sudo sync; ...
>> or for some real shell programming and using a textfile for stdin:
>> http://www.tldp.org/LDP/abs/html/io-redirection.html
>> cu Thomas
> Thanks big brother, i've added it to Pdpedia tips and tricks

Thanks, I have elaborated the part a bit, and added pros and cons for
the three methods.

cu Thomas
"Prisons are needed only to provide the illusion that courts and police
are effective. They're a kind of job insurance."
(Leto II. in: Frank Herbert, God Emperor of Dune)

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