[PATCH 2/3] vmscan: make mapped executable pages the first class citizen
fengguang.wu at intel.com
Wed May 20 08:38:51 PDT 2009
On Wed, May 20, 2009 at 10:56:07PM +0800, Wu Fengguang wrote:
> On Wed, May 20, 2009 at 10:47:31PM +0800, Andi Kleen wrote:
> > > > One scenario that might be useful to test is what happens when some
> > > > very large processes, all mapped and executable exceed memory and
> > >
> > > Good idea. Too bad I may have to install some bloated desktop in order
> > > to test this out ;) I guess the pgmajfault+pswpin numbers can serve as
> > > negative scores in that case?
> > I would just generate a large C program with a script and compile
> > and run that. The program can be very dumb (e.g. only run
> > a gigantic loop), it just needs to be large.
> > Just don't compile it with optimization, that can be quite slow.
> > And use multiple functions, otherwise gcc might exceed your memory.
> Hehe, an arbitrary C program may not be persuasive..but I do have some
> bloated binaries at hand :-)
> -rwsr-sr-x 1 root wfg 36M 2009-04-22 17:21 Xorg
> lrwxrwxrwx 1 wfg wfg 4 2009-04-22 17:21 X -> Xorg
> -rwxr-xr-x 1 wfg wfg 39M 2009-04-22 17:21 Xvfb
> -rwxr-xr-x 1 wfg wfg 35M 2009-04-22 17:21 Xnest
I would like to create a lot of windows in gnome, and to switch
between them. Any ideas on scripting/automating the "switch window"
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