[tor-bugs] #18047 [Tor Browser]: Performance: Memory leaking in Tor Browser

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#18047: Performance: Memory leaking in Tor Browser
-----------------------------+-------------------------------------
     Reporter:  bugzilla     |      Owner:  tbb-team
         Type:  defect       |     Status:  new
     Priority:  Medium       |  Milestone:
    Component:  Tor Browser  |    Version:
     Severity:  Normal       |   Keywords:  tbb-performance-leaking
Actual Points:               |  Parent ID:
       Points:               |    Sponsor:
-----------------------------+-------------------------------------
 Didn't find any tracking ticket for memory leaks in Tor Browser.
 So created one. Maybe better rename into Performance like #6548...

 Report:
 TBB 5.0.7 (defaults) doesn't free memory.
 All tabs closed after use, but Commit is 300+ MB.
 Some unusual things in about:memory :
 49.61 MB (33.01%) -- image(chrome://browser/skin/menuPanel.png)
   50 MB in memory picture?
 16.99 MB ââ gfx-surface-win32
   Bugzilla users wrote that it is too much and is pointing to leakage.
 âââââ368.91 MB (18.01%) -- commit
 â    âââ248.55 MB (12.14%) -- private
 â    â  âââ246.86 MB (12.05%) ââ readwrite [979]
   Unknown object was duplicated 979 times! Some info from
 https://bugzilla.mozilla.org/show_bug.cgi?id=858615
 P.S. sorry for cc: nickm, added to receive your reply.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18047>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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