Date: Tue, 8 Jul 2008 14:17:57 -0700 (PDT) From: Juri Mianovich <juri_mian@yahoo.com> To: Julian Elischer <julian@elischer.org>, Bakul Shah <bakul@bitblocks.com> Cc: freebsd-fs@freebsd.org Subject: Re: 24 TB UFS2 reality check ? Message-ID: <336596.22193.qm@web45608.mail.sp1.yahoo.com> In-Reply-To: <20080708211344.39FC75B46@mail.bitblocks.com>
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--- On Tue, 7/8/08, Bakul Shah <bakul@bitblocks.com> wrote:
> I vaguely recall it was more like 700MB of memory per
> Terabyte on a 50% filled UFS2. Things may have improved
> in the three years since I did that. I don't recall
> the time
> to fsck but it was pretty bad! That was the main reason I
> switched from UFS2.
Why does fsck need to reserve all that memory in advance and hold it the entire fsck ? Is it necessary by definition, or could it be written to not require that ?
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