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SubjectRe: unfair stress on non memory allocating apps while swapout (in 2.4)
On Sun, 15 Oct 2000, Bernd Eckenfels wrote:

> with 2.4.0-test10-pre2 (possibly long before that version) i
> still can bring the system to a halt while "tail /dev/zero" is
> running. I don't complain that you can make a DOS by a trshing
> system, cause I can use ulimit to actually avoid that.
>
> as the proccess is killed. But still i wonder why the swap out
> is such unfair to the rest of the system, especially to a
> process which is not actually allocating memory at all.

Look again ... "tail /dev/zero" allocates INFINITE memory.

(trying to read the last 10 lines of /dev/zero, but the
device spits out one infinite line ;))

regards,

Rik
--
"What you're running that piece of shit Gnome?!?!"
-- Miguel de Icaza, UKUUG 2000

http://www.conectiva.com/ http://www.surriel.com/

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