Re: Slow lmbench on IBM Netfinity

Richard Gooch (rgooch@ras.ucalgary.ca)
Thu, 9 Dec 1999 15:00:35 -0700


Paul Ho writes:
> MTRR is on.
> /proc/mtrr show:
> reg00: base=3D0x00000000 ( 0MB), size=3D 256MB: write-through, count=3D=
> 1
> is this looks normal?

No. You should have write-back, not write-through. Check your BIOS
settings. Write-back cache is better than write-through.

Regards,

Richard....
Permanent: rgooch@atnf.csiro.au
Current: rgooch@ras.ucalgary.ca

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