[前置動作] aptitude install hdparm [查詢硬碟支援範圍] hdparm -i /dev/hda /dev/hda: Model=ExcelStor Technology J360, FwRev...
[前置動作]
aptitude install hdparm
[查詢硬碟支援範圍]
hdparm -i /dev/hda
/dev/hda:
Model=ExcelStor Technology J360, FwRev=V22OA63A, SerialNo=VNVB05E20179JA
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=52
BuffType=DualPortCache, BuffSize=1821kB, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=120103200
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 udma3 udma4 *udma5
AdvancedPM=yes: disabled (255) WriteCache=enabled
Drive conforms to: ATA/ATAPI-6 T13 1410D revision 3a: ATA/ATAPI-2 ATA/ATAPI-3 ATA/ATAPI-4 ATA/ATAPI-5 ATA/ATAPI-6
* signifies the current active mode
[設定 hdparm.conf]
nano /etc/hdparm.conf
ROOTFS = /dev/hda
command_line {
hdparm -X udma5 -d1 -u1 -m16 -c1 /dev/hda
}
注意:
- Linkstation
hdparm -X udma5 -d1 -u1 -m16 -c3 /dev/hda - Nas-01g
hdparm -X udma5 -d1 -u1 -m16 -c1 /dev/hda
hdparm -tT /dev/hda
調教前:
/dev/hda:
Timing cached reads: 134 MB in 2.01 seconds = 66.67 MB/sec
Timing buffered disk reads: 16 MB in 3.76 seconds = 4.26 MB/sec
調教後:
/dev/hda:
Timing cached reads: 138 MB in 2.00 seconds = 69.00 MB/sec
Timing buffered disk reads: 22 MB in 3.01 seconds = 7.31 MB/sec
筆記-Linux-系統調教 v22(2007.11.01)
