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Re: [tor-bugs] #23111 [Applications/Tor Browser]: A web page is slowing down your browser.



#23111: A web page is slowing down your browser.
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 Reporter:  cypherpunks               |          Owner:  tbb-team
     Type:  defect                    |         Status:  needs_information
 Priority:  Medium                    |      Milestone:
Component:  Applications/Tor Browser  |        Version:
 Severity:  Normal                    |     Resolution:
 Keywords:  tbb-usability-website     |  Actual Points:
Parent ID:                            |         Points:
 Reviewer:                            |        Sponsor:
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Comment (by gk):

 Replying to [comment:6 cypherpunks]:
 > Replying to [comment:5 gk]:
 > > Replying to [comment:4 cypherpunks]:
 > > > Replying to [comment:3 gk]:
 > > > > Works for me, as I said, both in Safer and Safest mode. If you
 still see this problem, please reopen the ticket with your OS,
 > > > Windows
 > > > > security settings,
 > > > Safer
 > > > > additional browser modifications.
 > > > Unmodified both stable and alpha.
 > > > > Please, attach a screenshot as well showing the notification bar
 about the slowdown.
 > > > Standard yellow bar, nothing special.
 > > >
 > > > Overloads one core, loading aframe.io...
 > >
 > > Do you get the yellow bar as well in standard mode?
 > No. But it still happily fucks the system when the page is visible. (Not
 100% CPU, more load on 32-bit version.)
 > > If not, which of the prefs we set is causing the problem? (The ones in
 question are: "javascript.options.ion", "javascript.options.baselinejit",
 "javascript.options.native_regexp", "media.webaudio.enabled",
 "mathml.disabled", and "gfx.font_rendering.opentype_svg.enabled".
 > It could be only additional load by processing scripts from aframe.io...
 > "media.webaudio.enabled" - seriously?

 Yes, that's part of the prefs we currently set (see: #21601). But that
 said it would be still helpful if you could tell us which pref is causing
 the problem (be it by additional load of missing optimizations).

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/23111#comment:7>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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