From owner-freebsd-arch  Fri Oct 19  9:37:44 2001
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Date: Fri, 19 Oct 2001 09:38:01 -0700
From: Terry Lambert <tlambert2@mindspring.com>
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To: Ollivier Robert <roberto@keltia.freenix.fr>
Cc: Randell Jesup <rjesup@wgate.com>, freebsd-arch@FreeBSD.ORG,
	Matt Dillon <dillon@earth.backplane.com>
Subject: Re: cvs commit: src/sbin/newfs newfs.8 newfs.c
References: <200110110851.f9B8ptf60343@freefall.freebsd.org><20011011112527.A54224@coffee.q9media.com><20011011154203.C44561@dragon.nuxi.com><20011013143225.B4527@ns2.freenix.org><20011013172706.A53976@dragon.nuxi.com><20011014160303.A22301@ns2.freenix.org><20011014194232.A50125@dragon.nuxi.com><00005ba2015f4b07d1@[192.168.1.4]> <0000157003191707d1@[192.168.1.4]> <20011018225023.B41916@tara.freenix.org>
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Ollivier Robert wrote:
> According to Randell Jesup:
> > So, do we really have problems with 16k/4k/64?  If so, let's fix the
> > problems.
> 
> I don't know really if we have problems with something other than a 8:1 ratio
> but 4k is too big IMO and wastes too much space.

There are some obvious problems with any frag size larger than
the physical disk block side, when it comes to guaranteeing the
atomicity of the writes in a situation where the system is not
stable (e.g. connected to the power grid in California).

-- Terry

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