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Date:      Sun, 9 Feb 2003 00:53:17 -0800
From:      Alfred Perlstein <bright@mu.org>
To:        phk@phk.freebsd.dk
Cc:        Peter Wemm <peter@wemm.org>, Jake Burkholder <jake@locore.ca>, Jeff Roberson <jroberson@chesapeake.net>, arch@FreeBSD.ORG
Subject:   Re: New kernel allocation API
Message-ID:  <20030209085317.GP88781@elvis.mu.org>
In-Reply-To: <25686.1044779463@critter.freebsd.dk>
References:  <20030209075706.GO88781@elvis.mu.org> <25686.1044779463@critter.freebsd.dk>

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* phk@phk.freebsd.dk <phk@phk.freebsd.dk> [030209 00:31] wrote:
> In message <20030209075706.GO88781@elvis.mu.org>, Alfred Perlstein writes:
> 
> >I may see if I can convert some paths in the kernel to use zones. :)
> 
> I have a number of places where zones can be used instead of malloc,
> but since none of the places I have tried previously have resulted
> in measurable performance differences it has not been high on my
> agenda.

Well, once converted to zones they could also be modded to take
advantage of the init/fini processing which _should_ make things
faster.  Also don't forget even if you don't see a perf improvement
you'll see siginifigant space savings if your size is not a power of
two or multiple of page size.

-- 
-Alfred Perlstein [alfred@freebsd.org]
'Instead of asking why a piece of software is using "1970s technology,"
 start asking why software is ignoring 30 years of accumulated wisdom.'

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