[distcc] can distcc speed up the compilation of a single compilation unit?

Brother Railgun of Reason alaric at caerllewys.net
Sat Sep 4 20:11:53 MDT 2010

On Sun, Sep 05, 2010 at 03:55:04AM +0200, Mihai Moldovan wrote:
> distcc redistributes every single file to different locations (distcc 
> hosts).
> The linking is (naturally) done on the host machine (that one 
> redistributing, too).
> Preprocessing can either be done on the local machine (normal mode), or 
> on the other distcc hosts (distcc pump mode).
> It cannot split up a file and distribute chunks of that to different hosts.
> So, unless you've got only one file, distcc (at least theoretically) 
> speeds up the build process.

Actually, even if there is only one file to compile, distcc can still 
speed up the build on a slow machine, by handing off the compilation to 
a much faster compute server on your network, if you have that server 
specified as the first (i.e, preferred) distcc host.

  Phil Stracchino, CDK#2     DoD#299792458     ICBM: 43.5607, -71.355
  alaric at caerllewys.net   alaric at metrocast.net   phil at co.ordinate.org
         Renaissance Man, Unix ronin, Perl hacker, Free Stater
                 It's not the years, it's the mileage.

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