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Question Re: Questions about installation script 

Forum: Installation and Configuration
Re: Question Questions about installation script (Neoh)
Re: Feedback Re: Questions about installation script (Michael H. Kelsey)
Date: 09 Feb, 2011
From: Neoh <Neoh>

Hi,

> No. The second question is unrelated to execution time. It's only for
> the GNU Make building (in particular, the "-j" flag). I have a dual-core
> MacBook, for example; I can answer "2" to the second question, and gmake
> will launch two compile processes at the same time, each one running on
> one of my cores. Builds on my machine will go about 1.5 times faster
> than with a single job.
> 

Thanks. Let's say my processor has dual-core too, so I answer "2". Under what situation will the GNU Make use this '-j' flag, is it only during the "Configure -build" phase, or during the make in geant4/source, or it will automatically use the flag for all future compilation of applications?

Neoh

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