Subject: Re: bug#64735: 29.0.92; find invocations are ~15x slower because of ignores

From: Ihor Radchenko <[email-masked]>
Date: Fri, 21 Jul 2023 15:38:54 +0000

Michael Albinus <[email-masked]> writes:

>> Would be interesting to see profiler and perf data for more detailed
>> breakdown where those 30+ seconds where spent in.
>
> I have no SSD. And maybe some of the files are NFS-mounted.

That's why I asked about profile data (on emacs).

> My point was to show the differences in the approaches. Do you have also
> numbers using without-remote-files and inhibit-remote-files?

(length (directory-files-recursively "~/Git" ""))
;; => 113628
(benchmark-run-compiled 1 (directory-files-recursively "~/Git" ""))
;; => (1.597328425 1 0.47237324699997885)
(benchmark-run-compiled 1 (let (file-name-handler-alist) (directory-files-recursively "~/Git" "")))
;; => (1.0012111910000001 1 0.4860752540000135)
(benchmark-run-compiled 1 (without-remote-files (directory-files-recursively "~/Git" "")))
;; => (1.147276594 1 0.48820330999998873)
(inhibit-remote-files)
(benchmark-run-compiled 1 (directory-files-recursively "~/Git" ""))
;; => (1.054041615 1 0.4141427399999884)

-- 
Ihor Radchenko // yantar92,
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