Public bug reported:
gnome-shell is wasting CPU repainting an unchanging panel and dock.
Every time an app window changes all visible actors including the panel
get repainted. But the panels mostly doesn't change, so should be cached
via offscreen-redirect instead.
** Affects: gnome-shell
Importance: Unknown
Status: Unknown
** Affects: gnome-shell (Ubuntu)
Importance: Medium
Assignee: Daniel van Vugt (vanvugt)
Status: In Progress
** Affects: gnome-shell-extension-ubuntu-dock (Ubuntu)
Importance: Medium
Assignee: Daniel van Vugt (vanvugt)
Status: In Progress
** Tags: performance
** Bug watch added: GNOME Bug Tracker #792633
https://bugzilla.gnome.org/show_bug.cgi?id=792633
** Also affects: gnome-shell via
https://bugzilla.gnome.org/show_bug.cgi?id=792633
Importance: Unknown
Status: Unknown
** Summary changed:
- gnome-shell is wasting CPU repainting an unchanging panel
+ gnome-shell is wasting CPU repainting unchanging panels
** Description changed:
- gnome-shell is wasting CPU repainting an unchanging panel. Every time an
- app window changes all visible actors including the panel get repainted.
- But the panel mostly doesn't change, so should be cached via offscreen-
- redirect instead.
+ gnome-shell is wasting CPU repainting an unchanging panel and dock.
+ Every time an app window changes all visible actors including the panel
+ get repainted. But the panels mostly doesn't change, so should be cached
+ via offscreen-redirect instead.
** Also affects: gnome-shell-extension-ubuntu-dock (Ubuntu)
Importance: Undecided
Status: New
** Changed in: gnome-shell-extension-ubuntu-dock (Ubuntu)
Assignee: (unassigned) => Daniel van Vugt (vanvugt)
** Changed in: gnome-shell-extension-ubuntu-dock (Ubuntu)
Importance: Undecided => Medium
** Changed in: gnome-shell-extension-ubuntu-dock (Ubuntu)
Status: New => In Progress
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https://bugs.launchpad.net/bugs/1743976
Title:
gnome-shell is wasting CPU repainting unchanging panels
Status in GNOME Shell:
Unknown
Status in gnome-shell package in Ubuntu:
In Progress
Status in gnome-shell-extension-ubuntu-dock package in Ubuntu:
In Progress
Bug description:
gnome-shell is wasting CPU repainting an unchanging panel and dock.
Every time an app window changes all visible actors including the
panel get repainted. But the panels mostly doesn't change, so should
be cached via offscreen-redirect instead.
To manage notifications about this bug go to:
https://bugs.launchpad.net/gnome-shell/+bug/1743976/+subscriptions
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