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Use gcmh package to manage adjust GC interactively

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This commit is contained in:
Henrik Lissner 2019-11-21 14:43:36 -05:00
parent d41e4983ec
commit db19241936
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GPG key ID: 5F6C0EA160557395
3 changed files with 17 additions and 34 deletions
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3
core/autoload/debug.el
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@ -336,5 +336,6 @@ will be automatically appended to the result."
(setq doom-debug-mode value
debug-on-error value
jka-compr-verbose value
lsp-log-io value)
lsp-log-io value
gcmh-verbose value)
(message "Debug mode %s" (if value "on" "off"))))

2
core/core-packages.el
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@ -43,7 +43,7 @@
package's name as a symbol, and whose CDR is the plist supplied to its
`package!' declaration. Set by `doom-initialize-packages'.")
(defvar doom-core-packages '(straight use-package async)
(defvar doom-core-packages '(straight use-package async gcmh)
"A list of packages that must be installed (and will be auto-installed if
missing) and shouldn't be deleted.")

46
core/core.el
View file

@ -25,6 +25,12 @@
;; You get a minor speed up by nooping this.
(setq file-name-handler-alist nil)
;; Restore `file-name-handler-alist', because it is needed for handling
;; encrypted or compressed files, among other things.
(defun doom-reset-file-handler-alist-h ()
(setq file-name-handler-alist doom--initial-file-name-handler-alist))
(add-hook 'emacs-startup-hook #'doom-reset-file-handler-alist-h)
;; Load the bare necessities
(require 'core-lib)
@ -49,10 +55,6 @@ DEBUG envvar will enable this at startup.")
(defvar doom-interactive-mode (not noninteractive)
"If non-nil, Emacs is in interactive mode.")
(defvar doom-gc-cons-threshold 16777216 ; 16mb
"The default value to use for `gc-cons-threshold'. If you experience freezing,
decrease this. If you experience stuttering, increase this.")
;;; Directories/files
(defconst doom-emacs-dir
(eval-when-compile (file-truename user-emacs-directory))
@ -261,34 +263,14 @@ users).")
(unless IS-MAC (setq command-line-ns-option-alist nil))
(unless IS-LINUX (setq command-line-x-option-alist nil))
;; Restore `file-name-handler-alist' because it is necessary for handling
;; encrypted or compressed files, among other things.
(defun doom-restore-file-name-handler-alist-h ()
(setq file-name-handler-alist doom--initial-file-name-handler-alist))
(add-hook 'emacs-startup-hook #'doom-restore-file-name-handler-alist-h)
;; To speed up minibuffer commands (like helm and ivy), we defer garbage
;; collection while the minibuffer is active.
(defun doom-defer-garbage-collection-h ()
"Increase `gc-cons-threshold' to stave off garbage collection."
(setq gc-cons-threshold most-positive-fixnum))
(defun doom-restore-garbage-collection-h ()
"Restore `gc-cons-threshold' to a reasonable value so the GC can do its job."
;; Defer it so that commands launched immediately after will enjoy the
;; benefits.
(run-at-time
1 nil (lambda () (setq gc-cons-threshold doom-gc-cons-threshold))))
(add-hook 'minibuffer-setup-hook #'doom-defer-garbage-collection-h)
(add-hook 'minibuffer-exit-hook #'doom-restore-garbage-collection-h)
;; Not restoring these to their defaults will cause stuttering/freezes.
(add-hook 'emacs-startup-hook #'doom-restore-garbage-collection-h)
;; When Emacs loses focus seems like a great time to do some garbage collection
;; all sneaky breeky like, so we can return to a fresh(er) Emacs.
(add-hook 'focus-out-hook #'garbage-collect)
;; Adopt a sneaky garbage collection strategy of waiting until idle time to
;; collect and staving off the collector while the user is working.
(unless doom-interactive-mode
(add-transient-hook! 'pre-command-hook (gcmh-mode +1))
(with-eval-after-load 'gcmh
(setq gcmh-idle-delay 10
gcmh-verbose doom-debug-mode)
(add-hook 'focus-out-hook #'gcmh-idle-garbage-collect)))
;;