Gentoo Archives: gentoo-user

From: Daniel Frey <djqfrey@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] make -j <n> for kernel builds?
Date: Mon, 31 Oct 2016 18:11:52
Message-Id: 7e402fb2-dce8-e05b-f1ad-7c05b10cacb9@gmail.com
In Reply to: Re: [gentoo-user] make -j for kernel builds? by Dale
1 On 10/31/2016 10:35 AM, Dale wrote:
2 > Meino.Cramer@×××.de wrote:
3 >> Hi,
4 >>
5 >> from ancient times ;) I remember, that it is not advisable
6 >> to compile a linux kernel with more than one cpu core.
7 >>
8 >> Is that still true, or is it save to compile it with
9 >> "all you can eat" ::)) ?
10 >>
11 >> Cheers
12 >> Meino
13 >>
14 >>
15 >
16 > While I don't upgrade my kernel very often, since I don't reboot often
17 > either, I've used -j 6 for my 4 core CPU for a long time. I'm pretty
18 > sure I've done that ever since I built this rig. So far, no problems
19 > that I have seen.
20 >
21 > Dale
22 >
23 > :-) :-)
24 >
25
26 Not too long ago I ran -j33 on a new server at work, and built a kernel
27 in 47 seconds. I booted from that kernel and it worked fine.
28
29 Sometimes I forget to pass the -j parameter though at home. Then wonder
30 why it takes a while...
31
32 Dan