"tar -c|gzip" faster than "tar -cz"?!?

[Steven Hartland]

Just a silly one but are you guys using the same
version of gzip, would be worth just checking?

Joerg Sonnenberger wrote:
> On Wed, Oct 11, 2006 at 11:34:10AM +0200, Oliver Fromme wrote:
>> If gzip uses its own code instead of libz, that would
>> explain the results of my test, of course.  So it seems
>> that gzip is 30% faster than libz ...  quite significant,
>> I think.
> 
> No, it isn't. I did benchmarks before importing the NetBSD version
> into DragonFly two years ago and gzip was *always* slower. zlib 1.2
> added quite a number of performance improvements as well, so it
> shouldn't be the problem.
> 
> I have no idea why it is that slow on FreeBSD -- I don't think the
> slightly older version we have in DragonFly 1.6 is the origin.
> 
> The programs I run were from memory as well.


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