hdparm -t /dev/sda
and compare that to
hdparm -t /dev/md0
It's almost x2 here.
>
> It seems that the md driver is only remapping sectors, not using any
> I/O overlapping. this way the performance gain is marginal.
With sequential access the could very well be true. But then again what
real life activity just makes a big file full of zeroes? :)
- Chris
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Chris Atenasio (chrisa@ultranet.com) -- Friends dont let friends use Windows.
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