Gentoo Archives: gentoo-user

From: Nikos Chantziaras <realnc@×××××.de>
To: gentoo-user@l.g.o
Subject: [gentoo-user] Re: Simultaneously emerging multiple packages with same dependencies
Date: Thu, 27 Jan 2011 20:17:16
Message-Id: ihsjnu$1n4$1@dough.gmane.org
In Reply to: Re: [gentoo-user] Re: Simultaneously emerging multiple packages with same dependencies by Dale
1 On 01/27/2011 09:41 PM, Dale wrote:
2 > YoYo Siska wrote:
3 >> Yes.
4 >> It might not be perfect, but mostly it works pretty well.
5 >> Once make started 10 or so process, which ate all my ram, because I
6 >> forgot to reenable swap, when I was playing with something before that
7 >> :)
8 >>
9 >> yoyo
10 >
11 > I noticed the same thing with mine. It used a LOT of ram. I have 4Gbs
12 > and it was up to about 3Gbs at one point and using some swap as well.
13 > I'm hoping to max out to 16Gbs as soon as I can. May upgrade to a 6 core
14 > CPU too.
15 >
16 > I wonder how much faster it would be if the work directory is put on
17 > tmpfs? With 16Gbs, that should work even for OOo.
18 >
19
20 Btw, if you're using more instances than the amount of CPUs, the result
21 will be slow-down.
22
23 With the default kernel scheduler, best if amount of CPUs + 1. (On a
24 4-core, that's -j5).

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