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[Launchpad Bug Tracker <1318741@xxxxxxxxxxxxxxxxxx>]

*** This bug is a duplicate of bug 1300722 ***
    https://bugs.launchpad.net/bugs/1300722

Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: hud (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1318741

Title:
  hud-service spins at 100% cpu

Status in “hud” package in Ubuntu:
  Confirmed

Bug description:
  I've seen this intermittently.

  $ top -b -n1|head
  #top - 17:32:32 up  8:33,  4 users,  load average: 2.04, 2.15, 1.66
  Tasks: 353 total,   2 running, 350 sleeping,   1 stopped,   0 zombie
  %Cpu(s): 11.4 us,  3.8 sy,  0.0 ni, 84.6 id,  0.2 wa,  0.1 hi,  0.0 si,  0.0 st
  KiB Mem:  12182620 total, 11934092 used,   248528 free,   166328 buffers
  KiB Swap: 12455932 total,     3412 used, 12452520 free.  5905344 cached Mem

    PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND
   2909 james     20   0 1068520 258608  57852 R 100.6  2.1   9:51.79 hud-service
  22497 james     20   0 1683732 926356  67876 S  62.9  7.6   5:19.45 emulator-x86
   1690 root      20   0  550036 186848 157316 S  18.9  1.5  17:05.96 Xorg
  $ sudo cat /proc/2909/stack 
  [<ffffffffffffffff>] 0xffffffffffffffff
  $ sudo strace -p 2909 -fFv -s 1024 -o /tmp/hud-service.log
  Process 2909 attached with 4 threads
  Process 2909 detached
  Process 2962 detached
  Process 2966 detached
  Process 3012 detached
  ^C

  strace attached.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: hud 13.10.1+14.04.20140402-0ubuntu2
  ProcVersionSignature: Ubuntu 3.13.0-24.47-generic 3.13.9
  Uname: Linux 3.13.0-24-generic x86_64
  ApportVersion: 2.14.2-0ubuntu2
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Mon May 12 17:30:45 2014
  InstallationDate: Installed on 2014-04-11 (30 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Daily amd64 (20140409)
  SourcePackage: hud
  UpgradeStatus: Upgraded to utopic on 2014-05-08 (4 days ago)
  upstart.window-stack-bridge.log: Could not get window property "_UNITY_OBJECT_PATH" "/org/ayatana/bamf/window/100665112"

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