[cvsnt] Re: rough benchmarks...

Tony Hoyle tony.hoyle at march-hare.com
Fri Feb 10 00:17:41 GMT 2006


John Cole wrote:
> Any suggestions to why our assumptions were wrong?  We used the latest RPM
> and MSI installs.

Are the linux installs installing both CPUs?  Also check the hard disks 
and controllers are being recognised:

eg:

# hdparm -c -d -m /dev/hda
  multcount    =  0 (off)
  IO_support   =  1 (32-bit)
  using_dma    =  1 (on)


  Model=Maxtor 6B250R0, FwRev=BAH41B70, SerialNo=B60RG8NH
  Config={ Fixed }
  RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57
  BuffType=DualPortCache, BuffSize=16384kB, MaxMultSect=16, MultSect=off
  CurCHS=65535/1/63, CurSects=4128705, 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 udma3 udma4 udma5 *udma6
  AdvancedPM=yes: disabled (255) WriteCache=enabled
  Drive conforms to: (null):

My drive is using udma6, 32bit I/O and dma which makes it pretty fast.

You can also check dmesg:
hda: 490234752 sectors (251000 MB) w/16384KiB Cache, CHS=30515/255/63, 
UDMA(133)

> While not a valid benchmark it did have interesting results.
>
Seems valid enough for the purpose you used it... benchmaks are always a 
bit subjective anyway.

Tony



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