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Date:      Wed, 11 Aug 2004 19:40:45 +0200
From:      Wilko Bulte <wb@freebie.xs4all.nl>
To:        Andre Oppermann <andre@FreeBSD.ORG>
Cc:        cvs-all@FreeBSD.ORG
Subject:   Re: cvs commit: src/sys/net route.c
Message-ID:  <20040811174045.GA74993@freebie.xs4all.nl>
In-Reply-To: <411A5805.215C72FB@freebsd.org>
References:  <200408111726.i7BHQuPC078939@repoman.freebsd.org> <411A5805.215C72FB@freebsd.org>

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On Wed, Aug 11, 2004 at 07:31:49PM +0200, Andre Oppermann wrote..
> Andre Oppermann wrote:
> > 
> > andre       2004-08-11 17:26:56 UTC
> > 
> >   FreeBSD src repository
> > 
> >   Modified files:
> >     sys/net              route.c
> >   Log:
> >   Convert the routing table to use an UMA zone for rtentries.  The zone is
> >   called "rtentry".
> > 
> >   This saves a considerable amount of kernel memory.  R_Zmalloc previously
> >   used 256 byte blocks (plus kmalloc overhead) whereas UMA only needs 132
> >   bytes.
> > 
> >   Idea from:      OpenBSD
> > 
> >   Revision  Changes    Path
> >   1.106     +10 -4     src/sys/net/route.c
> 
> With this I was able to dump approx. 1.2 million routes into the kernel
> until I ran out of kmap_mem space.  Pretty neat ;-)

1.2 million...

<argh..> ;-)

-- 
Wilko Bulte				wilko@FreeBSD.org



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