[tor-bugs] #17858 [Tor Browser]: Creating incremental MAR files for the hardened builds is broken

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#17858: Creating incremental MAR files for the hardened builds is broken
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 Reporter:  gk                                   |          Owner:  tbb-
     Type:  defect                               |  team
 Priority:  Medium                               |         Status:  new
Component:  Tor Browser                          |      Milestone:
 Severity:  Normal                               |        Version:
 Keywords:  tbb-gitian, tbb-hardened,            |     Resolution:
  TorBrowserTeam201512                           |  Actual Points:
Parent ID:                                       |         Points:
  Sponsor:                                       |
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Comment (by teor):

 Replying to [comment:3 boklm]:
 > > Does mbsdiff appear to be in a CPU intensive loop? Or maybe is it
 using an excessive amount of virtual memory?
 >
 > Yes, it appears to be in a CPU intensive loop, with no IO-wait. It is
 also using an excessive amount of virtual memory (top says 20.001t).

 Increased memory and CPU use a known issue with ASan builds.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/17858#comment:4>
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