Date: Thu, 20 Jan 2005 16:54:06 -0500 From: Mike Tancsa <mike@sentex.net> To: "Jim C. Nasby" <decibel@decibel.org>, freebsd-stable@freebsd.org Subject: Re: Disabling write-behind on IDE drives, and SMART Message-ID: <6.2.0.14.0.20050120165105.10d565d8@64.7.153.2> In-Reply-To: <20050120213906.GC67721@decibel.org> References: <20050120213906.GC67721@decibel.org>
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At 04:39 PM 20/01/2005, Jim C. Nasby wrote: >Question one: how do I disable write caching on IDE drives? I know the >setting is hw.ata.wc=0, but where do I put that? In loader.conf? This is >FreeBSD 4.10, btw. Yes, you can put it in there. >Also, has any thought been given to making the default 0, like it is for >SCSI devices? I'm honestly surprised and disappointed that the default >is speed over data integrity. It has been discussed quite a bit before and for a number of reasons, the default on was chosen. (google if you want to see the various reasons) >Question two: is there any support for SMART in FreeBSD? RELENG_5 with /usr/ports/sysutils/smartmontools/ works really well. But you need to move to RELENG_5. ---Mike
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