Date: Mon, 19 Oct 1998 09:25:24 -0400 (EDT) From: Jamie Bowden <jamie@itribe.net> To: Peter Jeremy <peter.jeremy@auss2.alcatel.com.au> Cc: hackers@FreeBSD.ORG Subject: Re: softupdates and sync Message-ID: <Pine.SGI.3.96.981019092321.8593B-100000@animaniacs.itribe.net> In-Reply-To: <98Oct19.070445est.40346@border.alcanet.com.au>
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On Mon, 19 Oct 1998, Peter Jeremy wrote: > On Sat, 17 Oct 1998 15:56:17 -0600, Warner Losh <imp@village.org> wrote: > >I guess I'm not making myself clear. Why doesn't sync(1) flush these > >things to disk? > sync(8) just calls sync(2). sync(2) just starts the buffer flush - it > does not wait for the flush to complete. This has always been true > and is the origin of the `type sync 3 times before halting system' > mantra. This mantra has never made any sense to me. The process of halting the system is unmounting filesystems, which will force syncing before umount happens. I have never bothered to manually sync a filesystem prior to a shutdown, reboot, or halt command. Jamie Bowden -- Systems Administrator, iTRiBE.net If we've got to fight over grep, sign me up. But boggle can go. -Ted Faber (on Hasbro's request for removal of /usr/games/boggle) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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