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Subject: [bug#39258] [PATCH v3 0/3] Package metadata cache for guix search
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From: Ludovic =?UTF-8?Q?Court=C3=A8s?= <ludo@gnu.org>
References: <cu7pnfaar36.fsf@systemreboot.net>
 <20200327162654.18785-1-arunisaac@systemreboot.net>
Date: Fri, 24 Apr 2020 23:05:26 +0200
In-Reply-To: <20200327162654.18785-1-arunisaac@systemreboot.net> (Arun Isaac's
 message of "Fri, 27 Mar 2020 21:56:51 +0530")
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To: Arun Isaac <arunisaac@systemreboot.net>
Cc: mail@ambrevar.xyz, 39258@debbugs.gnu.org, zimon.toutoune@gmail.com

Hi,

Arun Isaac <arunisaac@systemreboot.net> skribis:

> Speedup is around 2x. Both measurements below are with a warm cache.
>
> $ time guix search inkscape
>
> real	0m1.722s
> user	0m1.776s
> sys	0m0.097s
>
> $ time /tmp/test/bin/guix search inkscape
>
> real	0m0.749s
> user	0m0.770s
> sys	0m0.020s
>
> This patchset does not affect the search API nor does it improve the rele=
vance
> of search results. If there is interest in this approach, I'll complete t=
his
> patchset properly. But, in the long run, I do think we should aim to get
> xapian or the like for guix search. WDYT?
>
> Unfortunately, generate-package-metadata-cache takes 43 seconds to build =
the
> cache on my relatively slow computer. Performance should be better on oth=
er
> people's machines.

43 seconds is a lot.  How do these 43 seconds compare to current =E2=80=98g=
uix
search=E2=80=99 on your computer?  (Both do roughly the same thing.)

Thanks,
Ludo=E2=80=99.