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[v14.x backport] fs: improve fsPromises readFile performance by MoritzLoewenstein · Pull Request #39838 · nodejs/node

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Aug 21, 2021

Linkgoron

Refs: nodejs#38004 (comment)

PR-URL: nodejs#38061
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Nitzan Uziely <linkgoron@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Improve the fsPromises readFile performance
by allocating only one buffer, when size is known,
increase the size of the readbuffer chunks,
and dont read more data if size bytes have been read

Refs: nodejs#37583
PR-URL: nodejs#37608
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

targos pushed a commit that referenced this pull request

Sep 4, 2021 
Refs: #38004 (comment)

PR-URL: #38061
Backport-PR-URL: #39838
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Nitzan Uziely <linkgoron@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

targos pushed a commit that referenced this pull request

Sep 4, 2021 
Improve the fsPromises readFile performance
by allocating only one buffer, when size is known,
increase the size of the readbuffer chunks,
and dont read more data if size bytes have been read

Refs: #37583
PR-URL: #37608
Backport-PR-URL: #39838
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>