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bug#24937: "deleting unused links" GC phase is too slow
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From: |
Ludovic Courtès |
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Subject: |
bug#24937: "deleting unused links" GC phase is too slow |
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Date: |
Sat, 13 Nov 2021 22:45:15 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
Ludovic Courtès <ludo@gnu.org> skribis:
> In a nutshell:
>
> • Files < 1KiB contribute to 0.3% of the space savings;
>
> • Files < 4KiB contribute to 2.5% of the space savings;
I get similar results on bayfront.guix.gnu.org (with 3.2M entries):
… and on guix.bordeaux.inria.fr (2.0M entries):
Files < 4KiB represent between 60% and 75% of the /gnu/store/.links
entries here.
I’ve sent patches that implement a cutoff threshold at 4 KiB.
Thanks,
Ludo’.