Date: Thu, 18 Oct 2001 14:48:50 +0100 From: Rasputin <rasputin@submonkey.net> To: Doug Poland <doug@polands.org> Cc: stable@freebsd.org Subject: Re: dirpref gives massive performance boost Message-ID: <20011018144850.A1943@shikima.mine.nu> In-Reply-To: <20011018083713.A20403@polands.org>; from doug@polands.org on Thu, Oct 18, 2001 at 08:37:14AM -0500 References: <20010928141246.A15515@xor.obsecurity.org> <20011002212002.4034283f.steveo@eircom.net> <20011002214353.A653@student.uu.se> <20011018083713.A20403@polands.org>
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* Doug Poland <doug@polands.org> [011018 14:40]: > On Tue, Oct 02, 2001 at 09:43:53PM +0200, Erik Trulsson wrote: > > On Tue, Oct 02, 2001 at 09:20:02PM +0200, Steve O'Hara-Smith wrote: > > > On Fri, 28 Sep 2001 14:12:46 -0700 > > > Kris Kennaway <kris@obsecurity.org> wrote: > > > > > > KK> Hi all, > > > KK> > > > KK> Just a note to those who have updated to 4.4-STABLE that it's well > > > KK> worth doing a backup + newfs + restore on all your UFS volumes. The > > > > > > CAVEAT: insert a tunefs -n enable between newfs and restore, without > > > it the performance improvement is rather less dramatic :) > > > > You can happily skip the tunefs step if you just remember to supply the > > '-U' flag to newfs. > > > > > Must one supply any other arguments to newfs in order to enable dirpref? > A quick look at man newfs didn't make any mention of dirpref. No, it's on by default in kernels that include the new code. -- Fashion is a form of ugliness so intolerable that we have to alter it every six months. -- Oscar Wilde Rasputin :: Jack of All Trades - Master of Nuns :: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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