Date: Mon, 22 May 2000 16:13:38 -0700 From: Alfred Perlstein <bright@wintelcom.net> To: furio ercolessi <furio@spin.it> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Cannot start softupdates, why? Message-ID: <20000522161337.A28097@fw.wintelcom.net> In-Reply-To: <20000523002721.C10915@spin.it>; from furio@spin.it on Tue, May 23, 2000 at 12:27:21AM %2B0200 References: <20000523002721.C10915@spin.it>
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* furio ercolessi <furio@spin.it> [000522 16:04] wrote: > Hi all, > > I am trying to enable softupdates on my /var partition, but > I am having difficulties (I am a FreeBSD newbie migrating > from Linux exactly to improve filesystem performance; please > bear with me). > > I did "ln -s ../../contrib/softupdates/*.[ch] ." in /usr/src/sys/ufs/ffs. > I put "options SOFTUPDATES" in /usr/src/sys/i386/conf/<NAME>. > I make-installed the custom kernel. > I rebooted, went single user, unmounted my /var partition and did > # tunefs -n enable /dev/da0s1e > tunefs: soft updates set > # tunefs -p /dev/da0s1e > tunefs: soft updates: (-n) enabled > [...more output...] > # mount /dev/da0s1e /var > # mount > [...] > /dev/da0s1e on /var (ufs, local, writes: sync 2 async 0) > > Now I understand that at this point softupdates should appear > in the list within (...). And this is not just a failure of mount > to show it: I ran performance tests without seeing any difference > between "enabled" and "disabled". > I must have forgotten to do something. Thanks for any clue... > (I am on 3.4-RELEASE on a vulgar i586 platform). afaik under 3.x you must tunefs the raw device (/dev/rda0s1e). hope this helps, -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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