[CentOS-de] Bad hdd performance on ATA Drive

[Achim Theobald]

Moin moin,

hat jemand eine Erklärung warum mein Bootlaufwerk /dev/hda (egal welche Partition) eine solch grottenschlechte
Performance hat. Fühlt sich auch entsprecht an.

server:~ # hdparm -i /dev/sdh

/dev/sdh:

 Model=SAMSUNG HD501LJ                         , FwRev=CR100-10, SerialNo=S0MUJ13P220197
 Config={ Fixed }
 RawCHS=16383/16/63, TrkSize=34902, SectSize=554, ECCbytes=4
 BuffType=DualPortCache, BuffSize=16384kB, MaxMultSect=16, MultSect=?0?
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=268435455
 IORDY=on/off, tPIO={min:120,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=no WriteCache=enabled
 Drive conforms to: unknown:  ATA/ATAPI-3 ATA/ATAPI-4 ATA/ATAPI-5 ATA/ATAPI-6 ATA/ATAPI-7

 * signifies the current active mode

server:~ # hdparm -Tt /dev/sdh

/dev/sdh:
 Timing cached reads:   13016 MB in  2.00 seconds = 6513.49 MB/sec
 Timing buffered disk reads:  242 MB in  3.02 seconds =  80.16 MB/sec
server:~ # hdparm -i /dev/hda

/dev/hda:

 Model=WDC WD3200AAJB-00J3A0, FwRev=01.03E01, SerialNo=WD-WCAV20413502
 Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=50
 BuffType=unknown, BuffSize=8192kB, MaxMultSect=16, MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=268435455
 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes:  pio0 pio3 pio4
 DMA modes:  mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
 AdvancedPM=no WriteCache=enabled
 Drive conforms to: Unspecified:  ATA/ATAPI-1 ATA/ATAPI-2 ATA/ATAPI-3 ATA/ATAPI-4 ATA/ATAPI-5 ATA/ATAPI-6 ATA/ATAPI-7

 * signifies the current active mode

server:~ # hdparm -Tt /dev/hda

/dev/hda:
 Timing cached reads:   13072 MB in  2.00 seconds = 6541.07 MB/sec
 Timing buffered disk reads:    8 MB in  3.04 seconds =   2.63 MB/sec


Cu

Achim