Date: Thu, 29 Nov 2001 19:48:46 -0600 From: Mike Meyer <mwm@mired.org> To: Brian T.Schellenberger <bts@babbleon.org> Cc: questions@freebsd.org Subject: Re: Softupdates Message-ID: <15366.58750.968725.377038@guru.mired.org> In-Reply-To: <103928563@toto.iv>
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Brian T.Schellenberger <bts@babbleon.org> types: > Now, > softupdates on + write cache on > > is the ultimate in speed, but least safe for your data. I would have expected the ultimate in speed and danger to be async + write cache on. Have you tested that combination? > (Of course modern Linux uses a journaling filesystem, which allows > for safe write caching as long the write cache writes data > in-order.) You can't assume that about IDE write caching drives. Dillon claimed that it's possible to delay the actual write to disk on some drives indefinitely. <mike -- Mike Meyer <mwm@mired.org> http://www.mired.org/home/mwm/ Q: How do you make the gods laugh? A: Tell them your plans. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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