Public bug reported: There is heavy stuttering in mutter 45.1/45.2 (especially Firefox)
This is a regression introduced upstream in mutter 45.1, although it only hurts the triple buffering patch so that's where it's fixed: https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commit/0b896518b2028d9c4d6ea44806d093fd33793689 https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commits/triple-buffering-v4-45 [ Workaround ] In /etc/environment: MUTTER_DEBUG_TRIPLE_BUFFERING=always or "never" also works. Just not "auto". ** Affects: mutter (Ubuntu) Importance: Undecided Status: New ** Tags: mantic noble performance regression-proposed ** Description changed: There is heavy stuttering in mutter 45.1/45.2 (especially Firefox) This is a regression introduced upstream in mutter 45.1, although it only affects the triple buffering patch so that's where it's fixed: https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commit/0b896518b2028d9c4d6ea44806d093fd33793689 - https://gitlab.gnome.org/Community/Ubuntu/mutter/-/tree/triple-buffering-v4-45 + https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commits/triple-buffering-v4-45 ** Description changed: There is heavy stuttering in mutter 45.1/45.2 (especially Firefox) This is a regression introduced upstream in mutter 45.1, although it only affects the triple buffering patch so that's where it's fixed: https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commit/0b896518b2028d9c4d6ea44806d093fd33793689 https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commits/triple-buffering-v4-45 + + [ Workaround ] + + In /etc/environment: + + MUTTER_DEBUG_TRIPLE_BUFFERING=always + + or "never" also works. Just not "auto". ** Description changed: There is heavy stuttering in mutter 45.1/45.2 (especially Firefox) This is a regression introduced upstream in mutter 45.1, although it - only affects the triple buffering patch so that's where it's fixed: + only hurts the triple buffering patch so that's where it's fixed: https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commit/0b896518b2028d9c4d6ea44806d093fd33793689 https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commits/triple-buffering-v4-45 [ Workaround ] In /etc/environment: - MUTTER_DEBUG_TRIPLE_BUFFERING=always + MUTTER_DEBUG_TRIPLE_BUFFERING=always or "never" also works. Just not "auto". -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2046360 Title: Heavy stuttering in mutter 45.1/45.2 (especially Firefox) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/2046360/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs