[boost] Re: [build] Distributed building with -j4 - Was: Testing Farm

From: David Abrahams (dave_at_[hidden])
Date: 2005-03-22 08:08:49

Martin Wille <mw8329_at_[hidden]> writes:

> Rene Rivera wrote:
>> Martin Wille wrote:
>
> [...]
>>>                              In fact, it would be a good thing to
>>> test with distcc.
>> There's one thing that prevents using distcc.. Using the -j# option
>> causes the build log to get scrambled, because there's no
>> synchronization  for that use case in BBv1. So the processing of the
>> log for the result generation can't deal with it. If I remember
>> correctly Volodya put in handling for this into BBv2.
>
> Ouch. You're right, of course.
>
> A very good reason to switch to BBv2 as soon as possible.

Actually, not quite.  I do support switching, but BBv2 is assembling
the log in the same way as BBv1, at least for the time being.
Hopefully it will be easier to build smart log assembly in BBv2,
though.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com