GNU bug report logs - #40628
Optimize admin/nt dependency computation

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Message #8 received at 40628 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Noam Postavsky <npostavs <at> gmail.com>
Cc: 40628 <at> debbugs.gnu.org, phillip lord <phillip.lord <at> russet.org.uk>
Subject: Re: bug#40628: Optimize admin/nt dependency computation
Date: Sat, 08 Aug 2020 14:57:00 +0200

Noam Postavsky <npostavs <at> gmail.com> writes:

> While checking the patch I suggested in
> https://debbugs.gnu.org/40003#11, I noticed the dependency extraction
> seemed pretty slow.  With the patch attached below it's much faster
> (1m20.437s to 0m3.695s according to 'time ./build-dep-zips.py -l').
>
>>From 5312f51e315cc147ca901d499aa3c3cc64aa3340 Mon Sep 17 00:00:00 2001
> From: Noam Postavsky <npostavs <at> gmail.com>
> Date: Tue, 14 Apr 2020 12:27:34 -0400
> Subject: [PATCH] Optimize admin/nt dependency computation
>
> admin/nt/dist-build/build-dep-zips.py (immediate_deps)
> (extract_deps): Gather package dependency info in batches, rather than
> one at a time.  This reduces the number of invocations of 'pacman -Si
> ...' to the depth of the dependency tree, rather than the number of
> dependent packages.
> (top-level): Don't call 'extract_deps' when given the '-l' option.

This was four months ago, but the patch was apparently not applied?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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