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Date:      Thu, 5 Mar 1998 11:06:16 -0700
From:      Nate Williams <nate@mt.sri.com>
To:        Eivind Eklund <eivind@yes.no>
Cc:        Nate Williams <nate@mt.sri.com>, fs@FreeBSD.ORG
Subject:   Re: [bouyer@antioche.lip6.fr: bi-endian ffs available]
Message-ID:  <199803051806.LAA19568@mt.sri.com>
In-Reply-To: <19980305190118.29623@follo.net>
References:  <19980305180512.15607@follo.net> <199803051758.KAA19486@mt.sri.com> <19980305190118.29623@follo.net>

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[ FS for big/little endian switch ]

> > Not if performance matters to you, which it does to me.
> 
> I seem to remember about .5 percent performance loss being mentioned in
> later messages.

I have a *REALLY* hard time believing that number, because for every
read/write you potentially do byte-swapping.  Earlier attempts at such a
thing at I believe Univ. of Utah were on the order of 10-15% if I
remember right.  (Which I might not be.)

Also, it requires you to redo all your FS's in order to take advantage
of it, which therefore makes it of little use to 99% of the poeple, and
it could potentially 'kill' someone if they add it to their kernel.




Nate

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