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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: Two strange messages while building Emacs on MS-Windows
Date: Mon, 10 Dec 2012 16:42:21 +0200
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Cc: emacs-devel@gnu.org, monnier@iro.umontreal.ca, dmoncayo@gmail.com
To: Romain Francoise <romain@orebokech.com>
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> From: Romain Francoise <romain@orebokech.com>
> Cc: Stefan Monnier <monnier@iro.umontreal.ca>,  dmoncayo@gmail.com,  emacs-devel@gnu.org
> Date: Mon, 10 Dec 2012 11:37:37 +0100
> 
> FWIW, on my Core i7-2600 (4 cores, 8 threads), `make -j16 bootstrap'
> runs in about 1m30s:
> 
>   403.12s user 20.83s system 463% cpu 1:31.37 total

What about "make -j2"?  That was the basis for comparison, so going to
higher parallelization gets in the way of comparison.