emacs optimizations

config/emacs/emacs.org

@@ -44,6 +44,51 @@
       (load bootstrap-file nil 'nomessage))
       (setq straight-use-package-by-default t))
 #+end_src
+* Make Emacs faster
+#+begin_src emacs-lisp
+(message "Speeding up")
+#+end_src
+** Avoid garbage collection at startup
+#+begin_src emacs-lisp
+(use-package gcmh
+  :init
+  (setq gcmh-idle-delay 5)
+  (setq gcmh-high-cons-threshold (* 16 1024 1024))
+  :config
+  (gcmh-mode))
+#+end_src
+** Set garbage collection to be further back
+#+begin_src emacs-lisp
+(setq gc-cons-threshold most-positive-fixnum)
+#+end_src
+** Unset file-name-handler-alist
+#+begin_src emacs-lisp
+(defvar sakomacs--file-name-handler-alist file-name-handler-alist)
+(setq file-name-handler-alist nil)
+
+;; Alternatively, restore it even later:
+(add-hook 'emacs-startup-hook
+  (lambda ()
+    (setq file-name-handler-alist sakomacs--file-name-handler-alist)))
+#+end_src
+** Reset gc once init has finished
+#+begin_src emacs-lisp
+ (defun doom-defer-garbage-collection-h ()
+  "Disable garbage collection."
+  (setq gc-cons-threshold most-positive-fixnum))
+
+(defun doom-restore-garbage-collection-h ()
+  "Restore garbage collection."
+  (run-at-time
+   1 nil (lambda () (setq gc-cons-threshold 16777216))))
+
+(add-hook 'minibuffer-setup-hook #'doom-defer-garbage-collection-h)
+(add-hook 'minibuffer-exit-hook #'doom-restore-garbage-collection-h) 
+#+end_src
+** Read more
+#+begin_src emacs-lisp
+(setq read-process-output-max (* 1024 1024)) ;; 1mb
+#+end_src
 * Keybinds
 Ill use this later eventually
 #+begin_src emacs-lisp