Re: /dev/zero

From: Guillaume Gimenez (ggimenez@prologue-software.fr)
Date: Fri Apr 12 2002 - 10:12:06 EST


Samuel Maftoul a écrit:
    Samuel> It's just zeroes, so it allows you to test raw write speed on any
    Samuel> device:
    Samuel> dd if=/dev/zero of=/dev/hda to test your performances of hda ...
    Samuel> normally if I get it well, /dev/zero can't be you're bottleneck.
    Samuel> Sam

Just to save Samuel's soul ;-)
the dd command supplied above will erase your primary hard drive

To see hard drive performances, hdparm -tT /dev/hda is better.

PS: Pas sympa Samuel

-- 
Guillaume Gimenez


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