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[Bug 838208] Re: lightdm uses 100% cpu after login, all the time

 

It doesn't use this much cpu while running the actual login screen. It uses 100% after log in.
output of top:

top - 18:24:41 up 5 min,  1 user,  load average: 1.70, 1.43, 0.63
Tasks: 161 total,   1 running, 160 sleeping,   0 stopped,   0 zombie
Cpu(s): 29.6%us, 22.9%sy,  0.0%ni, 47.0%id,  0.3%wa,  0.0%hi,  0.2%si,  0.0%st
Mem:   6126892k total,  2435856k used,  3691036k free,   118940k buffers
Swap:  5960076k total,        0k used,  5960076k free,   469336k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND            
 1017 root      20   0  369m 4832 3624 S  100  0.1   3:37.86 lightdm

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https://bugs.launchpad.net/bugs/838208

Title:
  lightdm uses 100% cpu after login, all the time

Status in “lightdm” package in Ubuntu:
  New

Bug description:
  After log in, the process lightdm uses 100% cpu, all the time.

  ProblemType: Bug
  DistroRelease: Ubuntu 11.10
  Package: lightdm 0.9.3-0ubuntu8
  ProcVersionSignature: Ubuntu 3.0.0-9.15-generic 3.0.3
  Uname: Linux 3.0.0-9-generic x86_64
  NonfreeKernelModules: nvidia
  Architecture: amd64
  Date: Wed Aug 31 18:06:45 2011
  EcryptfsInUse: Yes
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: lightdm
  UpgradeStatus: Upgraded to oneiric on 2011-08-31 (0 days ago)

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References