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Re: [PATCH] split: --chunks option
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From: |
Chen Guo |
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Subject: |
Re: [PATCH] split: --chunks option |
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Date: |
Sat, 6 Feb 2010 00:31:15 -0800 (PST) |
> > $ time yes | head -n10000000 | ./split-fwrite -n r/1/1 | wc -l
> > 10000000
> >
> > real 0m1.568s
> > user 0m1.486s
> > sys 0m0.072s
> >
> > $ time yes | head -n10000000 | ./split-write -n r/1/1 | wc -l
> > 10000000
> >
> > real 0m50.988s
> > user 0m7.548s
> > sys 0m43.250s
>
> Indeed. We don't see a 32-x speed-up (esp. non-algorithmic) very often.
>
Wow, I gotta say that floored me. That's a lesson learned. Awesome work Padraig.