I can be more specific. On web.whatsapp.com happens only when I use either 1. search 2. attach file
on first start is ok, so is if i reload the page, until I use one of those two functions. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/38131 Title: Firefox causes massive Xorg CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/firefox/+bug/38131/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs