Messages in this thread |  | | Date | Tue, 19 Sep 2000 04:52:25 -0300 (BRST) | From | Rik van Riel <> | Subject | Re: /proc/sys/vm/freepages not writable. |
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On Mon, 18 Sep 2000, Andi Kleen wrote: > On Sun, Sep 17, 2000 at 03:53:47PM -0300, Rik van Riel wrote: > > On Sun, 17 Sep 2000, Andi Kleen wrote: > > > On Sun, Sep 17, 2000 at 03:09:52PM -0300, Rik van Riel wrote: > > > > > > 1. The inactive_target is 1 second worth of allocations, minus > > > > the amount of frees in 1 second, averaged over a minute > > > > > > So it cannot take load bursts. That's ok for a default, but for > > > special loads it would be good if there was a way for the > > > administrator to overwrite that, similar to the old freepages. > > > > OK, lets see if we can come up with some nice (self-tuning?) > > idea for this at Linux Kongress ;) > > I don't like self tuning algorithms for this case, because they > tend to cause a disruption on the first spike (e.g. causing lots > of packets dropped first until the VM can adapt). When the admin > says "I don't care if 10MB are wasted, I want it this way" > explicitely he should get his will.
Indeed, you are right. I'll add this feature shortly.
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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