Gentoo Archives: gentoo-user

From: Alan McKinnon <alan.mckinnon@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Simultaneously emerging multiple packages with same dependencies
Date: Thu, 27 Jan 2011 15:19:16
Message-Id: 201101271715.37028.alan.mckinnon@gmail.com
In Reply to: [gentoo-user] Re: Simultaneously emerging multiple packages with same dependencies by Nikos Chantziaras
1 Apparently, though unproven, at 17:09 on Thursday 27 January 2011, Nikos
2 Chantziaras did opine thusly:
3
4 > On 01/27/2011 04:53 PM, Neil Bothwick wrote:
5 > > On Thu, 27 Jan 2011 16:30:30 +0200, Nikos Chantziaras wrote:
6 > >>> Using --jobs does a better job of making use of your CPU because one
7 > >>> package can use it fully for compiling while another is configuring.
8 > >>
9 > >> And what about the last package? The time you gained for faster
10 > >> configure and install (which don't take too much time anyway) is wasted
11 > >> again on the last package.
12 > >
13 > > So on a 20 package world update, only 19 are faster while the 20th runs
14 > > at the same speed? Where's the loss there? Even if the last were slower,
15 > > it would be worth it.
16 >
17 > Given the amount of time unpack/configure/install of most packages needs
18 > (very short), my observation is that it would not be worth it.
19
20 KDE.
21
22 unpack/configure/install takes up a significant amount of time for KDE
23
24
25 --
26 alan dot mckinnon at gmail dot com

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