Date: Tue, 2 Nov 1999 10:27:03 -0500 From: Greg Lehey <grog@lemis.com> To: Chang Song <song@zk3.dec.com>, Ollivier Robert <roberto@keltia.freenix.fr> Cc: freebsd-fs@FreeBSD.ORG Subject: Re: Features of a journaled file system Message-ID: <19991102102703.16459@mojave.sitaranetworks.com> In-Reply-To: <381B85AB.68EF4A45@zk3.dec.com>; from Chang Song on Sat, Oct 30, 1999 at 07:56:27PM -0400 References: <Pine.BSF.4.05.9910301851350.44044-100000@calis.blacksun.org> <19991031014032.A3510@keltia.freenix.fr> <381B85AB.68EF4A45@zk3.dec.com>
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On Saturday, 30 October 1999 at 19:56:27 -0400, Chang Song wrote: > Ollivier Robert wrote: >> >> According to Don: >>> Should the file system use b-trees? What other technologies should such a >> >> B-trees would help a lot in some cases. UFS performance has always been >> abyssimal with large directories... > > I think B+ tree is too complex to maintain and implement. Tandem has been using such a system since 1974. I can't remember anybody having much in the way of problems with it. Greg -- Finger grog@lemis.com for PGP public key See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
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