Gentoo Archives: gentoo-alt

From: Richard Yao <ryao@×××××××××××××.edu>
To: gentoo-alt@l.g.o
Subject: Re: [gentoo-alt] [PREFIX] Prefix rsync now includes full gentoo-x86 repo
Date: Mon, 02 Apr 2012 06:06:32
Message-Id: 4F7921A4.4070001@cs.stonybrook.edu
In Reply to: [gentoo-alt] [PREFIX] Prefix rsync now includes full gentoo-x86 repo by Fabian Groffen
1 On 04/01/12 10:59, Fabian Groffen wrote:
2 > All,
3 >
4 > This is a headsup mostly for developers. The (good) news for users is
5 > that all packages from regular Gentoo are now also available for Prefix
6 > albeit being masked by missing keywords.
7 >
8 > Because of a growing whitelist.txt, and the tiresome process of adding
9 > to whitelist.txt what is necessary, then waiting around an hour to sync
10 > and find the next missing package, I decided to include all packages
11 > from gx86 in the Prefix rsync tree.
12 >
13 > Of course "each advantage has its disadvantage", to quote Cruyff. In
14 > the attached figure, the most prominent disadvantage is made visual:
15 > generation time has increased from ~12 to ~17 minutes. For the 30
16 > minutes rotation this obviously makes no difference.
17 >
18 > Notice the bump of time necessary by egencache around 20:00, that is the
19 > time Zac committed "cache-formats = md5-dict pms" to
20 > metadata/layout.conf. In the Prefix tree, there now is a
21 > metadata/md5-cache directory that should ultimately fix the bug we
22 > observed in the past [1], but gentoo-x86 people have been affected by
23 > now too [2]. That sort of is a proof that I was correctly not
24 > convinced in comment #17 of said Prefix bug [1].
25 >
26 > In the near future, we (Prefix) might jump ahead and stop distributing
27 > the old metadata/cache, but for now we have both, like gx86.
28 >
29 > Because the Prefix overlay now "overshadows" the gx86 tree, I've removed
30 > whitelist.txt, since it's obviously no longer used. Nothing is
31 > necessary any more to "include" something in Prefix, as everything there
32 > is, should be there now.
33 >
34 >
35 > [1] https://bugs.gentoo.org/show_bug.cgi?id=388345
36 > [2] https://bugs.gentoo.org/show_bug.cgi?id=409445
37 >
38
39 While this is awesome, the longer sync times seems to have overloaded
40 the server. It might be necessary to increase the number of mirrors.

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