From: [email protected] Date: Wed, 16 May 2012 14:33:12 +0300 To: [email protected] Subject: Re: [lfs-support] LFS-7.1: 6.37. Automake-1.11.3 (TEST FAILURE)! > I expect every chip has its peculiarities, and my CPUs are not an exception. >I failed to build LFS-6.8 (if I remember correctly, it was before 7.0 for >sure) with -j2, however all worked fine with -j1. >I haven't tried building in parallel on my later builds though, so maybe I >should. >On the other hand, almost all software after binutils-gcc-glibc builds in a >matter of minutes anyway, mostly under one minute, not counting the test >suites. And tests as we see from >reports are better run with j1. Good time >for brushing up on man pages while waiting, I think. >In BLFS all packages except glib and mplayer were built with -j2, no problem >EK In my machine, LFS-7.1 compiled good with -j2 switch except automake in section 6. however, so far! -Yasser On 16 May 2012 13:29, Simon Geard <[email protected]> wrote: On Tue, 2012-05-15 at 19:43 +0300, Эмиль Кранц wrote: > By trial and error I have found that any action that takes more than > one SBU in LFS is better off with -j1. > > BLFS packages are more agreeable with -j2 switch. > > On my dual core machine only kernel compiles flawlessly with -j2 > switch. Binutils and compiled against them gcc and glibc were all > faulty with -j2. I have discovered it early enough, at the entering > the chroot environment. It may be a peculiarity of my abacus, of > course. However, I'd stick with recommendation not to use -j2 in > production environment. That surprises me. Runnning tests in parallel may be flaky, but the actual compilation step should be fine. Every package in the book built fine with -j6, last time I tried (on hardware capable of it). Simon. -- http://linuxfromscratch.org/mailman/listinfo/lfs-support FAQ: http://www.linuxfromscratch.org/lfs/faq.html Unsubscribe: See the above information page -- http://linuxfromscratch.org/mailman/listinfo/lfs-support FAQ: http://www.linuxfromscratch.org/lfs/faq.html Unsubscribe: See the above information page
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