tech-kern: Re: pool_get()/pool_put() or malloc()/free()

Subject: Re: pool_get()/pool_put() or malloc()/free()
To: Izumi Tsutsui <tsutsui@ceres.dti.ne.jp>
From: David Brownlee <abs@netbsd.org>
List: tech-kern
Date: 10/27/2000 15:32:35

	Just curious - would the amount of available memory for userland
	change between the two?

                David/absolute
			       -- www.netbsd.org: A pmap for every occasion --


On Fri, 27 Oct 2000, Izumi Tsutsui wrote:

> In <200010261413.e9QEDBX03594@mirage.ceres.dti.ne.jp>
> I wrote:
>
> > Thank you for your descriptions. I will check the difference
> > on my sun3x.
>
> I tried to make a GENERIC3X kernel on both kernels which use
> malloc/free and pool_get/pool_put:
>
> malloc: 22796.7u 1418.7s 6:59:10.62 96.2% 0.0k 47761+18193io 553pf+0w
> pool:   22795.9u 1414.8s 6:59:03.73 96.2% 0.0k 47603+18189io 610pf+0w
>
> The difference is not so significant (sun3 is too slow to see it? :-),
> but I will commit this change anyway.
>
> I'll also try on CATS, macppc and newsmips.
> ---
> Izumi Tsutsui
> tsutsui@ceres.dti.ne.jp
>