Re: 2.6.0-test9 - poor swap performance on low end machines

From: Helge Hafting
Date: Wed Dec 10 2003 - 18:21:29 EST


On Wed, Dec 10, 2003 at 02:58:29PM +0100, Roger Luethi wrote:
>
> What goes wrong is that once you start suspending tasks, you have a
> hard time telling the interactive tasks apart from the batch load.
> This may not be much of a problem on a 10x overcommit system, because
> that's presumably quite unresponsive anyway, but it does matter a lot if
> you have an interactive system that just crossed the border to thrashing.
>
This isn't too bad. Lets say I use the system interavtively and the "wrong"
app suddenly is swapped out. I notice this, and simply close
down some responsive apps that are less needed. The system
will then notice that there's "enough" memory and allow
the app to page in again.

Helge Hafting
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