Pokles vykonu HDD

[uhlar na fantomas.sk]

Jan Houstek <housj0am na karlov.mff.cuni.cz> wrote:
-> Na SuSE 7.1 s jadrem 2.4.0 (plus nejake SuSE patche) jsem s reiserfs
-> dosahoval pri kopirovani souboru mezi partitionami rychlosti kolem 5MB/s,
-> ted na 2.4.13 vanilla a unstable Debianem je to 2 - 2.5 MB/s. Netusite,
-> kde je zakopany pes?

-> hdparm pise

-> /dev/hda:

-> Model=SAMSUNG SV2042H, FwRev=PK100-13, SerialNo=0307J1KR102398
-> Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
-> RawCHS=16383/16/63, TrkSize=34902, SectSize=554, ECCbytes=4
-> BuffType=DualPortCache, BuffSize=426kB, MaxMultSect=16, MultSect=16
-> CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=39865392
-> IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
-> PIO modes: pio0 pio1 pio2 pio3 pio4 
-> DMA modes: mdma0 mdma1 mdma2 udma0 udma1 *udma2 udma3 udma4 udma5 

co pise "hdparm /dev/hda" ?

mozno by sa zisiel zapnut udma prikazom

hdparm -X68 /dev/hda
(ak je iste ze vam to bude fungovat -> mate udma kabel)

a mozno staci zapnut dma samotne 

hdparm -d1 /dev/hda

-- 
 Matus "fantomas" Uhlar, uhlar na fantomas.sk ; http://www.fantomas.sk/
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