Date: Thu, 17 Jun 1999 13:51:48 -0700 From: Mike Smith <mike@smith.net.au> To: chad@DCFinc.com Cc: mike@smith.net.au (Mike Smith), jedgar@fxp.org, sec@42.org, des@flood.ping.uio.no, freebsd-stable@FreeBSD.ORG Subject: Re: / not properly unmounted ? Message-ID: <199906172051.NAA00513@dingo.cdrom.com> In-Reply-To: Your message of "Thu, 17 Jun 1999 10:00:25 PDT." <199906171700.KAA29113@freeway.dcfinc.com>
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> As I recall, Mike Smith wrote: > > > The first complaint was that the power-down was catching disk stuff > > > still in cache. Setting an arbitrary delay on the way down seems > > > inefficient at best, and possibly not sufficient. How about instead > > > just making sure all buffers are flushed before the power-down is > > > allowed to to occur, however long that takes? > > > > You can't do this, because it's the _disk_ that holds the cached data. > > Ok, I missed something in the original post? He's using some kind > of caching (or RAID) controller? No. Only the worst disks these days don't have onboard cache. -- \\ The mind's the standard \\ Mike Smith \\ of the man. \\ msmith@freebsd.org \\ -- Joseph Merrick \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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