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https://github.com/yokoffing/Betterfox.git
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144.0 (#429)
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yokoffing
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@@ -3,7 +3,7 @@
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* Fastfox *
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* "Non ducor duco" *
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* priority: speedy browsing *
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* version: 137 *
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* version: 144 *
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* url: https://github.com/yokoffing/Betterfox *
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***************************************************************************************/
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@@ -22,6 +22,12 @@
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//user_pref("nglayout.initialpaint.delay", 5); // DEFAULT; formerly 250
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//user_pref("nglayout.initialpaint.delay_in_oopif", 5); // DEFAULT
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// PREF: Font rendering cache in Skia (32MB)
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// Increases font cache size to improve performance on text-heavy websites.
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// Especially beneficial for sites with many font faces or complex typography.
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// [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1239151#c2
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user_pref("gfx.content.skia-font-cache-size", 32); // 32 MB; default=5; Chrome=20
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// PREF: page reflow timer
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// Rather than wait until a page has completely downloaded to display it to the user,
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// web browsers will periodically render what has been received to that point.
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@@ -33,7 +39,7 @@
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// false = reflow pages whenever new data is received
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//user_pref("content.notify.ontimer", true); // DEFAULT
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// PREF: notification interval (in microseconds) to avoid layout thrashing
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// PREF: content notification delay - notification interval (in microseconds) to avoid layout thrashing
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// When Firefox is loading a page, it periodically reformats
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// or "reflows" the page as it loads. The page displays new elements
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// every 0.12 seconds by default. These redraws increase the total page load time.
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@@ -47,7 +53,17 @@
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// [1] https://searchfox.org/mozilla-central/rev/c1180ea13e73eb985a49b15c0d90e977a1aa919c/modules/libpref/init/StaticPrefList.yaml#1824-1834
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// [2] https://web.archive.org/web/20240115073722/https://dev.opera.com/articles/efficient-javascript/?page=3#reflow
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// [3] https://web.archive.org/web/20240115073722/https://dev.opera.com/articles/efficient-javascript/?page=3#smoothspeed
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user_pref("content.notify.interval", 100000); // (.10s); default=120000 (.12s)
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//user_pref("content.notify.interval", 100000); // (.10s); default=120000 (.12s)
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//user_pref("content.max.tokenizing.time", 1000000); // (1.00s); alt=2000000; HIDDEN
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//user_pref("content.interrupt.parsing", true); // HIDDEN
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//user_pref("content.notify.ontimer", true); // DEFAULT
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// PREF: UI responsiveness threshold
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//user_pref("content.switch.threshold", 300000); // HIDDEN; default= 750000; alt=500000
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// PREF: split text nodes to a length
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// The number of bytes in a text node.
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//user_pref("content.maxtextrun", 8191); // DEFAULT; HIDDEN
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// PREF: new tab preload
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// [WARNING] Disabling this may cause a delay when opening a new tab in Firefox.
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@@ -118,10 +134,13 @@ user_pref("content.notify.interval", 100000); // (.10s); default=120000 (.12s)
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// [2] https://github.com/yokoffing/Betterfox/issues/153
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// [3] https://github.com/yokoffing/Betterfox/issues/198
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//user_pref("gfx.canvas.accelerated", true); // [DEFAULT FF133+]
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//user_pref("gfx.canvas.accelerated.cache-items", 8192); // DEFAULT FF135+; Chrome=4096
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user_pref("gfx.canvas.accelerated.cache-size", 512); // default=256; Chrome=512
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user_pref("gfx.content.skia-font-cache-size", 20); // default=5; Chrome=20
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// [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1239151#c2
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user_pref("gfx.canvas.accelerated.cache-items", 32768); // [default=8192 FF135+]; Chrome=4096
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user_pref("gfx.canvas.accelerated.cache-size", 4096); // default=256; Chrome=512
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//user_pref("gfx.canvas.max-size", 32767); // DEFAULT=32767
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// PREF: WebGL
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user_pref("webgl.max-size", 16384); // default=1024
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//user_pref("webgl.force-enabled", true);
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// PREF: prefer GPU over CPU
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// At best, the prefs do nothing on Linux/macOS.
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@@ -188,7 +207,7 @@ user_pref("browser.cache.disk.enable", false);
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// for recently read cache entries [1]. It is managed by a cache thread, and caches with
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// metadata in the pool appear to be reused immediately.
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// [1] https://bugzilla.mozilla.org/buglist.cgi?bug_id=986179
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//user_pref("browser.cache.disk.metadata_memory_limit", 500); // default=250 (0.25 MB); limit of recent metadata we keep in memory for faster access
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//user_pref("browser.cache.disk.metadata_memory_limit", 16384); // default=250 (0.25 MB); limit of recent metadata we keep in memory for faster access
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// PREF: number of chunks we preload ahead of read
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// Large content such as images will load faster.
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@@ -269,8 +288,8 @@ user_pref("browser.cache.disk.enable", false);
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// [1] https://kb.mozillazine.org/Browser.cache.memory.capacity#-1
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// [2] https://searchfox.org/mozilla-central/source/netwerk/cache2/CacheObserver.cpp#94-125
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// [3] https://github.com/WaterfoxCo/Waterfox/commit/3fed16932c80a2f6b37d126fe10aed66c7f1c214
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//user_pref("browser.cache.memory.capacity", 131072); // (128 MB)
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//user_pref("browser.cache.memory.max_entry_size", 20480); // (20 MB); default=5120 (5 MB)
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user_pref("browser.cache.memory.capacity", 131072); // 128 MB RAM cache; alt=65536 (65 MB RAM cache); default=32768
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user_pref("browser.cache.memory.max_entry_size", 20480); // 20 MB max entry; default=5120 (5 MB)
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// PREF: amount of Back/Forward cached pages stored in memory for each tab
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// Pages that were recently visited are stored in memory in such a way
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@@ -281,7 +300,15 @@ user_pref("browser.cache.disk.enable", false);
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// is no reason for Firefox to keep memory for this.
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// -1=determine automatically (8 pages)
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// [1] https://kb.mozillazine.org/Browser.sessionhistory.max_total_viewers#Possible_values_and_their_effects
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user_pref("browser.sessionhistory.max_total_viewers", 4);
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user_pref("browser.sessionhistory.max_total_viewers", 4); // default=8
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user_pref("browser.sessionstore.max_tabs_undo", 10); // default=25
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//user_pref("browser.sessionstore.max_entries", 10); // [HIDDEN OR REMOVED]
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//user_pref("dom.storage.default_quota", 20480); // 20MB; default=5120
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//user_pref("dom.storage.shadow_writes", true);
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// PREF: tell garbage collector to start running when javascript is using xx MB of memory
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// Garbage collection releases memory back to the system.
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//user_pref("javascript.options.mem.high_water_mark", 128); // DEFAULT [HIDDEN OR REMOVED]
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/****************************************************************************
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* SECTION: MEDIA CACHE *
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@@ -292,11 +319,11 @@ user_pref("browser.sessionhistory.max_total_viewers", 4);
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// PREF: media memory cache
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// [1] https://hg.mozilla.org/mozilla-central/file/tip/modules/libpref/init/StaticPrefList.yaml#l9652
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// [2] https://github.com/arkenfox/user.js/pull/941
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user_pref("media.memory_cache_max_size", 65536); // default=8192; AF=65536; alt=131072
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// [2] https://github.com/arkenfox/user.js/pull/941#issuecomment-668278121
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user_pref("media.memory_cache_max_size", 262144); // 256 MB; default=8192; AF=65536
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// PREF: media cache combine sizes
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//user_pref("media.memory_caches_combined_limit_kb", 524288); // DEFAULT; alt=1048576
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user_pref("media.memory_caches_combined_limit_kb", 1048576); // 1GB; default=524288
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//user_pref("media.memory_caches_combined_limit_pc_sysmem", 5); // DEFAULT; alt=10; the percentage of system memory that Firefox can use for media caches
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// PREF: Media Source Extensions (MSE) web standard
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@@ -310,19 +337,20 @@ user_pref("media.memory_cache_max_size", 65536); // default=8192; AF=65536; alt=
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// PREF: adjust video buffering periods when not using MSE (in seconds)
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// [NOTE] Does not affect videos over 720p since they use DASH playback [1]
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// [1] https://lifehacker.com/preload-entire-youtube-videos-by-disabling-dash-playbac-1186454034
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user_pref("media.cache_readahead_limit", 7200); // 120 min; default=60; stop reading ahead when our buffered data is this many seconds ahead of the current playback
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user_pref("media.cache_resume_threshold", 3600); // 60 min; default=30; when a network connection is suspended, don't resume it until the amount of buffered data falls below this threshold
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user_pref("media.cache_readahead_limit", 600); // 10 min; default=60; stop reading ahead when our buffered data is this many seconds ahead of the current playback
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user_pref("media.cache_resume_threshold", 300); // 5 min; default=30; when a network connection is suspended, don't resume it until the amount of buffered data falls below this threshold
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/****************************************************************************
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* SECTION: IMAGE CACHE *
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****************************************************************************/
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// PREF: image cache
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//user_pref("image.cache.size", 5242880); // DEFAULT; in MiB; alt=10485760 (cache images up to 10MiB in size)
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user_pref("image.mem.decode_bytes_at_a_time", 32768); // default=16384; alt=65536; chunk size for calls to the image decoders
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user_pref("image.cache.size", 10485760); // (cache images up to 10MiB in size) [DEFAULT 5242880]
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user_pref("image.mem.decode_bytes_at_a_time", 65536); // default=16384; alt=32768; chunk size for calls to the image decoders
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//user_pref("image.mem.max_decoded_image_kb", 512000); // 500MB [HIDDEN OR REMOVED?]
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// PREF: set minimum timeout to unmap shared surfaces since they have been last used
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// This is only used on 32-bit builds of Firefox where there is meaningful
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// [NOTE] This is only used on 32-bit builds of Firefox where there is meaningful
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// virtual address space pressure.
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// [1] https://phabricator.services.mozilla.com/D109440
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// [2] https://bugzilla.mozilla.org/show_bug.cgi?id=1699224
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@@ -350,6 +378,7 @@ user_pref("network.http.max-connections", 1800); // default=900
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user_pref("network.http.max-persistent-connections-per-server", 10); // default=6; download connections; anything above 10 is excessive
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user_pref("network.http.max-urgent-start-excessive-connections-per-host", 5); // default=3
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//user_pref("network.http.max-persistent-connections-per-proxy", 48); // default=32
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user_pref("network.http.request.max-start-delay", 5); // default=10
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//user_pref("network.websocket.max-connections", 200); // DEFAULT
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// PREF: pacing requests [FF23+]
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@@ -359,21 +388,21 @@ user_pref("network.http.max-persistent-connections-per-server", 10); // default=
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// Pacing requests adds a slight delay between requests to throttle them.
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// If you have a fast machine and internet connection, disabling pacing
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// may provide a small speed boost when loading pages with lots of requests.
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// false=Firefox will send as many requests as possible without pacing
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// true=Firefox will pace requests (default)
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// false = Firefox will send as many requests as possible without pacing
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// true = Firefox will pace requests (default)
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user_pref("network.http.pacing.requests.enabled", false);
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//user_pref("network.http.pacing.requests.min-parallelism", 10); // default=6
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//user_pref("network.http.pacing.requests.burst", 14); // default=10
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//user_pref("network.http.pacing.requests.burst", 32); // default=10
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// PREF: increase DNS cache
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// [1] https://developer.mozilla.org/en-US/docs/Web/Performance/Understanding_latency
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//user_pref("network.dnsCacheEntries", 1000); // default=400
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user_pref("network.dnsCacheEntries", 10000); // default=800
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// PREF: adjust DNS expiration time
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// [ABOUT] about:networking#dns
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// [NOTE] These prefs will be ignored by DNS resolver if using DoH/TRR.
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user_pref("network.dnsCacheExpiration", 3600); // keep entries for 1 hour
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//user_pref("network.dnsCacheExpirationGracePeriod", 240); // default=60; cache DNS entries for 4 minutes after they expire
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user_pref("network.dnsCacheExpiration", 3600); // keep entries for 1 hour; default=60
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//user_pref("network.dnsCacheExpirationGracePeriod", 120); // default=60; cache DNS entries for 2 minutes after they expire
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// PREF: the number of threads for DNS
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//user_pref("network.dns.max_high_priority_threads", 40); // DEFAULT [FF 123?]
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@@ -550,7 +579,7 @@ user_pref("network.predictor.enabled", false);
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// PREF: CSS Masonry Layout [NIGHTLY]
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// [1] https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Grid_Layout/Masonry_Layout
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// [2] https://www.smashingmagazine.com/native-css-masonry-layout-css-grid/
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user_pref("layout.css.grid-template-masonry-value.enabled", true);
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//user_pref("layout.css.grid-template-masonry-value.enabled", true);
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/****************************************************************************
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* SECTION: TAB UNLOAD *
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@@ -598,6 +627,7 @@ user_pref("layout.css.grid-template-masonry-value.enabled", true);
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// [2] https://firefox-source-docs.mozilla.org/dom/ipc/process_model.html#web-content-processes
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//user_pref("dom.ipc.processCount", 8); // DEFAULT; Shared Web Content
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//user_pref("dom.ipc.processCount.webIsolated", 1); // default=4; Isolated Web Content
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//user_pref("dom.ipc.keepProcessesAlive.web", 4); // default=1 [HIDDEN OR REMOVED]
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// PREF: use one process for process preallocation cache
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//user_pref("dom.ipc.processPrelaunch.fission.number", 1); // default=3; Process Preallocation Cache
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