slow hard disk

[shrek-m at gmx.de]

Christophe Le Guern wrote:

>I have a fresh install of fedora cora 1.
>
here too,
no settings in /etc/sysconfig/harddisks
# grep ^[a-zA-Z] /etc/sysconfig/harddisks
EXTRA_PARAMS=
# vi /usr/share/doc/initscripts-7.42/sysconfig.txt

>Unfortunally, the system is very slow.
>I have play with hdparm options ( google search for my HD) without success
>
>if someone have the solution, I'm very interested.
>  
>

no, sorry  :-(

># /sbin/hdparm -i /dev/hdb
>
>/dev/hdb:
>
> Model=Maxtor 54098U8, FwRev=DA6207V0, SerialNo=K80CP4FC
> Config={ Fixed }
> RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57
> BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16
> CurCHS=4047/16/255, CurSects=16511760, LBA=yes, LBAsects=80041248
> 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 udma3 *udma4
> AdvancedPM=yes: disabled (255) WriteCache=enabled
> Drive conforms to: ATA/ATAPI-4 T13 1153D revision 17:
>

# hdparm -i /dev/hda

/dev/hda:

 Model=IBM-DTLA-305040, FwRev=TW4OA68A, SerialNo=YJEYJ1T0230
 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=40
 BuffType=DualPortCache, BuffSize=380kB, MaxMultSect=16, MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=80418240
 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-5 T13 1321D revision 1:

# hdparm  -i /dev/hdb

/dev/hdb:

 Model=IC35L090AVV207-0, FwRev=V23OA63A, SerialNo=VNVC06G3C140WL
 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=160836480
 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:

># /sbin/hdparm /dev/hdb
>
>/dev/hdb:
> multcount    = 16 (on)
> IO_support   =  3 (32-bit w/sync)
> unmaskirq    =  1 (on)
> using_dma    =  1 (on)
> keepsettings =  0 (off)
> readonly     =  0 (off)
> readahead    =  8 (on)
> geometry     = 4982/255/63, sectors = 80041248, start = 0
>  
>

# hdparm  /dev/hda

/dev/hda:
 multcount    = 16 (on)
 IO_support   =  1 (32-bit)
 unmaskirq    =  1 (on)
 using_dma    =  1 (on)
 keepsettings =  0 (off)
 readonly     =  0 (off)
 readahead    =  8 (on)
 geometry     = 5005/255/63, sectors = 80418240, start = 0

# hdparm  /dev/hdb

/dev/hdb:
 multcount    = 16 (on)
 IO_support   =  1 (32-bit)
 unmaskirq    =  1 (on)
 using_dma    =  1 (on)
 keepsettings =  0 (off)
 readonly     =  0 (off)
 readahead    =  8 (on)
 geometry     = 10011/255/63, sectors = 160836480, start = 0

># /sbin/hdparm -tT /dev/hdb
>
>/dev/hdb:
> Timing buffer-cache reads:   576 MB in  2.00 seconds = 288.00 MB/sec
> Timing buffered disk reads:    2 MB in 14.46 seconds = 141.63 kB/sec
>  
>
# hdparm -tT /dev/hda

/dev/hda:
 Timing buffer-cache reads:   1260 MB in  2.00 seconds = 630.00 MB/sec
 Timing buffered disk reads:   82 MB in  3.07 seconds =  26.71 MB/sec

# hdparm  -tT /dev/hdb

/dev/hdb:
 Timing buffer-cache reads:   1264 MB in  2.00 seconds = 632.00 MB/sec
 Timing buffered disk reads:  164 MB in  3.00 seconds =  54.67 MB/sec

-- 
shrek-m