Date: Mon, 25 Jul 2011 15:12:55 +0200 From: Andrea Venturoli <ml@netfence.it> To: freebsd-questions@freebsd.org Subject: Re: ATA troubles Message-ID: <4E2D6BD7.4030500@netfence.it> In-Reply-To: <4e2d77ab.MMEk62U6kU%2BdlZeX%perryh@pluto.rain.com> References: <4E2CB198.9010601@netfence.it> <4E2CBCAB.1070209@dichotomia.fr> <4e2d77ab.MMEk62U6kU%2BdlZeX%perryh@pluto.rain.com>
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On 07/25/11 16:03, perryh@pluto.rain.com wrote: > I fixed a similar problem -- involving a VIA 6421 controller -- > a while back, by using atacontrol(8) to reduce the DMA speed > from UDMA133 to UDMA100. Evidently it is possible, under some > circumstances, for a device and controller to negotiate a speed > that's too high to actually work :( I checked and it was already set at UDMA100; I tried UDMA66, but nothing changed. I don't know if this is really effective with SATA... bye & Thanks av.
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