substitutes: Reduce default negative TTL values.

Previous values were overly conservative and often an annoyance.

* guix/substitutes.scm (%narinfo-negative-ttl): Reduce to 2mn.
(%narinfo-transient-error-ttl): Reduce to 1mn.

Change-Id: I8cff927a15d8203fb370369a56f024b8a14f3cc3
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Ludovic Courtès 2024-09-03 11:42:23 +02:00
parent 85556e1dab
commit 83698b6fa0
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@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013-2021, 2023 Ludovic Courtès <ludo@gnu.org> ;;; Copyright © 2013-2021, 2023-2024 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 Nikita Karetnikov <nikita@karetnikov.org> ;;; Copyright © 2014 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2018 Kyle Meyer <kyle@kyleam.com> ;;; Copyright © 2018 Kyle Meyer <kyle@kyleam.com>
;;; Copyright © 2020 Christopher Baines <mail@cbaines.net> ;;; Copyright © 2020 Christopher Baines <mail@cbaines.net>
@ -65,11 +65,11 @@ (define %narinfo-ttl
(define %narinfo-negative-ttl (define %narinfo-negative-ttl
;; Likewise, but for negative lookups---i.e., cached lookup failures (404). ;; Likewise, but for negative lookups---i.e., cached lookup failures (404).
(* 10 60)) (* 2 60))
(define %narinfo-transient-error-ttl (define %narinfo-transient-error-ttl
;; Likewise, but for transient errors such as 504 ("Gateway timeout"). ;; Likewise, but for transient errors such as 504 ("Gateway timeout").
(* 5 60)) (* 1 60))
(define %narinfo-cache-directory (define %narinfo-cache-directory
;; A local cache of narinfos, to avoid going to the network. Most of the ;; A local cache of narinfos, to avoid going to the network. Most of the