[Haskell-cafe] parsec2 vs. parsec3... again

[Maciej Piechotka]

On Wed, 2011-01-12 at 18:15 -0800, Evan Laforge wrote:
> On Mon, Dec 27, 2010 at 6:51 AM, Evan Laforge <qdunkan at gmail.com>
> wrote:
> >> I've uploaded attoparsec-text and attoparsec-text-enumerator to
> >> Hackage.  I've written those packages late last week and asked for
> >
> > Very nice!  I'll download this and try it out.  Attoparsec has a bit
> > different combinators than parsec so it'll take some rewriting, but
> > it's work I'd have to do anyway to try the bytestring+attoparsec
> > approach.
> 
> Well, I tried it... and it's still slower!
> 
> parsec2, String: (a little faster since last time since I have new
> computer)
>         total time  =        9.10 secs   (455 ticks @ 20 ms)
>         total alloc = 2,295,837,512 bytes  (excludes profiling
> overheads)
> 
> attoparsec-text, Data.Text:
>         total time  =       14.72 secs   (736 ticks @ 20 ms)
>         total alloc = 2,797,672,844 bytes  (excludes profiling
> overheads) 

Sorry for asking but just for reference - what is performance of
nanoparsec on your machine in this test?

Regards
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