Date: Sun, 15 Apr 2001 17:43:24 -0700 From: Peter Wemm <peter@wemm.org> To: "Justin T. Gibbs" <gibbs@scsiguy.com> Cc: Doug Barton <DougB@DougBarton.net>, Matt Dillon <dillon@earth.backplane.com>, "'current@freebsd.org'" <current@FreeBSD.ORG> Subject: Re: FW: Filesystem gets a huge performance boost Message-ID: <20010416004324.D6F7D3811@overcee.netplex.com.au> In-Reply-To: <200104150505.f3F55ts00973@aslan.scsiguy.com>
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"Justin T. Gibbs" wrote: > > I notice that this option is off by default. Can you give a general > >idea of when it should be enabled, when it should be disabled, and what bad > >things might result with it on? > > It consumes a full page per-directory even though the majority of > directories in a stock system are a small fraction of that size. It is my understanding that with the new directory layout strategies, this will be improved somewhat. ie: a single page is much more likely to cache up to 8 directories. Cheers, -Peter -- Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au "All of this is for nothing if we don't go to the stars" - JMS/B5 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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