Re: R: Velocità HD

[Giacomo Tesio <giacomo@tesio.it>]

Michele Bonera wrote:

>Alle 12:12, giovedì 29 agosto 2002, Sethi ha scritto:
>
>
>
>>/dev/null Avevi ragione....
>>cheope:/home/sethi# hdparm -t /dev/hda /dev/hdb /dev/hdd
>>/dev/hda:
>> Timing buffered disk reads:  64 MB in  2.48 seconds = 25.81 MB/sec
>>
>>
>
>Prova con
>
>hdparm -m128 -u1 -c3 -W1 -A1 -d1 -X69 /dev/hda
>
>(fammi sapere!)
>
>Byezz
>
Ehm... lo so che queste cose non si fanno, ma ho provato anch'io (e
senza leggere la man)

L'output è stato questo: non va male vero?

localhost:/home/user# hdparm -i /dev/hda

/dev/hda:

 Model=Maxtor 5T060H6, FwRev=TAH71DP0, SerialNo=T6HJRMPC
 Config={ Fixed }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57
 BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=120103200
 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 udma0 udma1 udma2 udma3 udma4 *udma5
 AdvancedPM=yes: disabled (255) WriteCache=enabled
 Drive Supports : ATA/ATAPI-6 T13 1410D revision 0 : ATA-1 ATA-2 ATA-3 
ATA-4 ATA-5 ATA-6

localhost:/home/user# hdparm -m16 -u1 -c3 -W1 -A1 -d1 -X69 /dev/hda

/dev/hda:
 setting 32-bit I/O support flag to 3
 setting multcount to 16
 setting unmaskirq to 1 (on)
 setting using_dma to 1 (on)
 setting xfermode to 69 (UltraDMA mode5)
 setting drive read-lookahead to 1 (on)
 setting drive write-caching to 1 (on)
 multcount    = 16 (on)
 I/O support  =  3 (32-bit w/sync)
 unmaskirq    =  1 (on)
 using_dma    =  1 (on)
localhost:/home/user# hdparm -t /dev/hda

/dev/hda:
 Timing buffered disk reads:  64 MB in  1.76 seconds = 36.36 MB/sec
localhost:/home/user# hdparm -T /dev/hda

/dev/hda:
 Timing buffer-cache reads:   128 MB in  0.80 seconds =160.00 MB/sec


Ciao e grazie
Giacomo
che se lo sgridate non si offende :-)