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On Donnerstag 18 Februar 2010, James wrote: |
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> Hello, |
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> |
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> |
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> hdparm -i /dev/hda |
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> |
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> Model=IBM-DJNA-371350, FwRev=J76OA30K, SerialNo=GM0GMGB6505 |
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> Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } |
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> RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=34 |
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> BuffType=DualPortCache, BuffSize=1966kB, MaxMultSect=16, MultSect=16 |
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> CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=26520480 |
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> IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120} |
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> PIO modes: pio0 pio1 pio2 pio3 pio4 |
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> DMA modes: mdma0 mdma1 mdma2 |
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> UDMA modes: udma0 udma1 *udma2 udma3 udma4 |
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> AdvancedPM=no WriteCache=enabled |
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> Drive conforms to: ATA/ATAPI-4 T13 1153D revision 17: ATA/ATAPI-1,2,3,4 |
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> |
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> * signifies the current active mode |
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> |
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> |
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> Should I put the drive into udma4 mode? |
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> |
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> If so, wouldn't I use: |
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> |
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> hdparm -d 1 -X 68 /dev/hda |
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> |
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> |
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> ??? |
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> |
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> |
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> James |
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|
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no |
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usually the kernel chooses the right mode. If this one is lower than expected, |
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you shouldn't mess with it. Either grep for your drive or controller in the |
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kernel sources - it might be blacklisted - or get a different cable. |
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|
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Never set udma modes. |
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