Date: Wed, 23 Aug 2000 16:21:14 -0400 (EDT) From: Adam <bsdx@looksharp.net> To: Alex Hayward <xelah@xelah.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: UDMA66 not recognized Message-ID: <Pine.BSF.4.21.0008231618550.36425-100000@turtle.looksharp.net> In-Reply-To: <Pine.BSF.4.21.0008242015080.1031-100000@hayward.u-net.com>
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>As an aside I have the VIA 82C686, which is also ATA-66...it's detected as >ATA-66, the disk is reported as being used with UDMA66 but I /still/ don't >get UDMA66 speeds out of it. Instead I get ~22MB/s (from both the start >and end of the disk), even if I take the other devices off the other >channel. This is with both CURRENT and STABLE. > >My dmesg: > >ad0: 29314MB <IBM-DTLA-307030> [59560/16/63] at ata0-master using UDMA66 Sorry, but you cannot expect 66MB/sec from a single hard drive, not with todays hard drives at least. Not ide, not scsi, not windows, not unix. 22 is a good number for a 30g IDE drive. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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