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Re: fork performance
On Thu, Oct 18, 2012 at 12:52:47PM +1300, Lloyd Parkes wrote:
> So, with a slightly closer look, a guess and some tests to verify my guess,
> and I think I have found my performance problem converting the NetBSD CVS
> repositories to Mercurial.
> The CVS server forks once for each command it receives, and it receives a lot
> of commands. NetBSD fork(2) seems to be much slower than OS X fork(2). Since
> the cvs server never execs anything, vfork isn't an option. I have
> implemented a program that can do the CVS log extraction efficiently and
> correctly (i.e. without forking), but extracting the versioned data itself
> isn't trivial.
Why don't you run cvs locally?
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