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[Bug 1404302] Re: liblttng-ust0 Error opening shm /lttng-ust-wait-5

 

Adding webapp-container, which is impacted. We can implement Ted's
suggestion of turning on tracepoints on demand on our side.

** Also affects: webbrowser-app (Ubuntu)
   Importance: Undecided
       Status: New

** Changed in: webbrowser-app (Ubuntu)
       Status: New => Confirmed

** Changed in: webbrowser-app (Ubuntu)
   Importance: Undecided => High

** Changed in: webbrowser-app (Ubuntu)
     Assignee: (unassigned) => Alexandre Abreu (abreu-alexandre)

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https://bugs.launchpad.net/bugs/1404302

Title:
  liblttng-ust0 Error opening shm /lttng-ust-wait-5

Status in Canonical System Image:
  Confirmed
Status in platform-api:
  New
Status in qtubuntu:
  New
Status in ust package in Ubuntu:
  Confirmed
Status in webbrowser-app package in Ubuntu:
  Confirmed

Bug description:
  Confined apps don't have access to this and continuously produce this
  error message in stderr:

  libust[31283/31285]: Error: Error opening shm /lttng-ust-wait-5 (in
  get_wait_shm() at lttng-ust-comm.c:958)

  
  This is printed to the application's log about once every other second and makes it hard to read the application's own debug output. For a better app developer experience this message should be silenced.

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References