On Sat, Sep 16, 2006 at 10:14:21AM -0700, Tim Kientzle wrote: > >>>>Remove vestiges of GNU tar. > >>> > >>>:( > >>> > >>>gtar is still much faster than bsdtar...oh well. > >> > >>What makes gtar so much faster than bsdtar? > > > >I don't know, tkientzle told me once he'd try to look at it, but I > >don't think anything came of it. > > bsdtar doesn't overlap I/O and (de)compression. > In some cases, this makes gtar faster.
My tests were on an uncompressed tarball, so I don't think that's the only cause. > I still intend to experiment with async I/O and/or > mmap to see if that addresses the difference. Kris
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