For JS helper threads, it uses 2MB as the stack size https://searchfox.org/mozilla-central/rev/d7e344e956d9da2808ea33e1fe0f963ed10c142d/js/src/vm/HelperThreads.cpp#481 And TaskController now uses only 512KB https://searchfox.org/mozilla-central/rev/d7e344e956d9da2808ea33e1fe0f963ed10c142d/xpcom/threads/TaskController.cpp#161 Once we start to dispatching JS tasks to TaskController, we should consider to enlarge the stack size.
Bug 1703201 Comment 0 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
For JS helper threads, it uses 2MB as the stack size https://searchfox.org/mozilla-central/rev/d7e344e956d9da2808ea33e1fe0f963ed10c142d/js/src/vm/HelperThreads.cpp#481 (This is done in https://hg.mozilla.org/mozilla-central/rev/d8df66c4a407) And TaskController now uses only 512KB https://searchfox.org/mozilla-central/rev/d7e344e956d9da2808ea33e1fe0f963ed10c142d/xpcom/threads/TaskController.cpp#161 Once we start dispatching JS tasks to TaskController, we should consider enlarging the stack size for JS tasks.