Tweak GC settings, particularly for org & lsp

These two modes are particularly expensive. This needs more
testing.
This commit is contained in:
Henrik Lissner 2020-05-12 19:59:14 -04:00
parent 82ddc86335
commit 717d53c666
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3 changed files with 16 additions and 6 deletions

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@ -91,6 +91,10 @@ This also logs the resolved project root, if found, so we know where we are."
;; development builds of Emacs 27 and above
(or (not (boundp 'read-process-output-max))
(setq-local read-process-output-max (* 1024 1024)))
;; REVIEW LSP causes a lot of allocations, with or without Emacs 27+'s
;; native JSON library, so we up the GC threshold to stave off
;; GC-induced slowdowns/freezes.
(setq-local gcmh-high-cons-threshold (* 2 gcmh-high-cons-threshold))
(prog1 (lsp-mode 1)
(setq-local lsp-buffer-uri (lsp--buffer-uri))
;; Announce what project root we're using, for diagnostic purposes