[distcc] DistCC questions, Cygwin Environnement

Fergus Henderson fergus at google.com
Tue Jun 10 21:47:07 GMT 2008

On Sun, Apr 13, 2008 at 8:14 PM, Michael Donohue <michael.donohue at gmail.com>

> On Fri, Mar 14, 2008 at 6:01 PM, Fergus Henderson <fergus at google.com>
> wrote:
>> On Wed, Mar 12, 2008 at 5:00 PM, Alexandre Genereux <
>> Alexandre.Genereux at labtronix.biz> wrote:
>>> 3- Is there any way to make the list of host computer without preference
>>> for
>>> the first computer in it?
>> Yes, there's the "--randomize" option in DISTCC_HOSTS specification.
> I didn't think any of the randomization patches were available with
> 2.18.3.

The --randomize option is supported in distcc 3.0, which is now publicly
available at <http://distcc.googlecode.com>.

> Also, for a heterogeneous compute farm, such as one with end-users mixed in
> with dedicated powerful build boxes, the randomization scheme should set the
> probabilities according to the machine power.  The number of available
> compile slots is a good measure of this.  Some time ago I submitted a patch
> that would do this - it would select a machine with two available slots
> twice as often as the machine with only one.

That patch doesn't appear to have made it into distcc 3.0.  If you want to
apply this change to distcc 3.0, I'd be happy to review the change.

Fergus Henderson <fergus at google.com>
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