硬盘(不是光驱)dma设置的问题
发表于 : 2005-12-08 15:04
怎么设置我的硬盘啊?虽然是开了dma,
如下
但是感觉声音还是比较大,
得到如下信息,
是不是要开UDMA的udma2阿?怎么设置?man了一下hdparm但是不是很懂所以不敢改,有人设置过么 ?介绍一下经验吧
如下
代码: 全选
/dev/hda:
multcount = 0 (off)
IO_support = 0 (default 16-bit)
unmaskirq = 0 (off)
using_dma = 1 (on)
keepsettings = 0 (off)
readonly = 0 (off)
readahead = 256 (on)
geometry = 16383/255/63, sectors = 78140160, start = 0
代码: 全选
sudo hdparm -i /dev/hda
代码: 全选
/dev/hda:
Model=ST94011A, FwRev=5.11, SerialNo=3KW5N6DA
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs RotSpdTol>.5% }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
BuffType=unknown, BuffSize=2048kB, MaxMultSect=16, MultSect=off
CurCHS=17475/15/63, CurSects=16513875, LBA=yes, LBAsects=78140160
IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: ATA/ATAPI-6 T13 1410D revision 2:
* signifies the current active mode