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I have a Western Digital 250GB SATA-II drive on an NForce4 integrated |
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SATA-II controller, here are my readings... |
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|
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hdparm -I /dev/sda | grep -i dma |
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DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 |
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|
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/dev/sda: |
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Timing cached reads: 1646 MB in 2.00 seconds = 823.19 MB/sec |
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Timing buffered disk reads: 172 MB in 3.03 seconds = 56.77 MB/sec |
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|
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Machine is an Athlon X2 3800+ running Gentoo 2007.0 AMD64 |
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|
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A Western Digital 500GB SATA-II drive, connected through a SATA-I PCI |
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card on another Gentoo box reports: |
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|
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hdparm -I /dev/sda | grep -i dma |
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DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5 udma6 |
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DMA Setup Auto-Activate optimization |
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|
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/dev/sda: |
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Timing cached reads: 312 MB in 2.01 seconds = 155.28 MB/sec |
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Timing buffered disk reads: 162 MB in 3.02 seconds = 53.65 MB/sec |
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|
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The onboard Maxtor 60GB IDE drive reports: |
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|
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hdparm -I /dev/hda | grep -i dma |
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DMA: mdma0 mdma1 mdma2 udma0 udma1 *udma2 udma3 udma4 udma5 |
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|
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/dev/hda: |
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Timing cached reads: 312 MB in 2.01 seconds = 155.17 MB/sec |
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Timing buffered disk reads: 76 MB in 3.05 seconds = 24.88 MB/sec |
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|
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Machine is a Dell PowerEdge 350, PIII server running Gentoo 2007.0 i386. |
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|
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I'm curious, is your optical drive also SATA? If it's not, then how do |
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you intend to access it without ATA/ATAPI drivers? |
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|
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-Hal |
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|
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Dale wrote: |
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> Wayn0 wrote: |
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> |
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>> William Kenworthy wrote: |
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>> |
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>>> If you have sata drives, and they are showing up as hdx, you have |
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>>> something seriously misconfigured. They should be showing as sdx. |
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>>> |
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>>> Deselect everything in ATA/ATAPI/MFM/RLL and select the relevant boxes |
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>>> in serial ATA. Dont forget fstab will need redoing to match. |
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>>> |
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>>> I always thought that if you select both, serial ata should take |
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>>> precedence, and in some cases you can access via both, but I have at |
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>>> least one machine that will only work as sata with all the older ata |
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>>> stuff deselected. |
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>>> |
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>>> BillK |
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>>> |
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>> Thanks Bill, |
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>> |
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>> removing all the ATA/ATAPI/MFM/RLL stuff sorted it out. |
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>> |
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>> :-) |
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>> |
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>> |
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>> Wayn0 |
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>> |
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> |
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> Would you mind posting what speeds you get now? I'm curious myself. |
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> |
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> Thanks |
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> |
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> Dale |
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> |
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> :-) :-) |
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> |