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Thread: LightDM or X causing high load on system

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greetings,

came attention x pid creating high load when xbmc turns off display.
when checking log files seems system in kind of loop.

bold causing higher load
code:
    1  1166  1166  1166 ?           -1 ssl      0   0:00 lightdm  1166  1203  1203  1203 tty7      1203 rs+      0   6:10  \_ /usr/bin/x :0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch -background none  1166  1483  1483  1483 ?           -1 ss    1001   0:00  \_ /bin/sh /usr/bin/xbmc-standalone  1483  1516  1516  1516 ?           -1 ss    1001   0:00      \_ /usr/bin/ssh-agent /usr/bin/dbus-launch --exit-with-session /usr/bin/xbmc-standalone  1483  1645  1483  1483 ?           -1 s     1001   0:00      \_ /bin/sh /usr/bin/xbmc --standalone  1645  1694  1483  1483 ?           -1 sl    1001   1:12          \_ /usr/lib/xbmc/xbmc.bin --standalone
log file:




code:
  1. [  1756.442] (ii) intel(0): edid vendor "sam", prod id 1989
  2. [  1756.442] (ii) intel(0): using hsync ranges config file
  3. [  1756.442] (ii) intel(0): using vrefresh ranges config file
  4. [  1756.442] (ii) intel(0): printing ddc gathered modelines:
  5. [  1756.442] (ii) intel(0): modeline "1920x1080"x0.0  148.50  1920 2008 2052 2200  1080 1084 1089 1125 +hsync +vsync (67.5 khz)
  6. [  1756.442] (ii) intel(0): modeline "1360x768"x0.0   85.50  1360 1424 1536 1792  768 771 777 795 +hsync +vsync (47.7 khz)
  7. [  1756.442] (ii) intel(0): modeline "1920x1080"x0.0  148.50  1920 2448 2492 2640  1080 1084 1089 1125 +hsync +vsync (56.2 khz)
  8. [  1756.442] (ii) intel(0): modeline "1280x720"x0.0   74.25  1280 1720 1760 1980  720 725 730 750 +hsync +vsync (37.5 khz)
  9. [  1756.442] (ii) intel(0): modeline "1920x1080i"x0.0   74.25  1920 2448 2492 2640  1080 1084 1094 1125 interlace +hsync +vsync (28.1 khz)
  10. [  1756.442] (ii) intel(0): modeline "800x600"x0.0   40.00  800 840 968 1056  600 601 605 628 +hsync +vsync (37.9 khz)
  11. [  1756.442] (ii) intel(0): modeline "640x480"x0.0   31.50  640 656 720 840  480 481 484 500 -hsync -vsync (37.5 khz)
  12. [  1756.442] (ii) intel(0): modeline "640x480"x0.0   31.50  640 664 704 832  480 489 492 520 -hsync -vsync (37.9 khz)
  13. [  1756.442] (ii) intel(0): modeline "640x480"x0.0   30.24  640 704 768 864  480 483 486 525 -hsync -vsync (35.0 khz)
  14. [  1756.442] (ii) intel(0): modeline "640x480"x0.0   25.18  640 656 752 800  480 490 492 525 -hsync -vsync (31.5 khz)
  15. [  1756.442] (ii) intel(0): modeline "720x400"x0.0   28.32  720 738 846 900  400 412 414 449 -hsync +vsync (31.5 khz)
  16. [  1756.443] (ii) intel(0): modeline "1280x1024"x0.0  135.00  1280 1296 1440 1688  1024 1025 1028 1066 +hsync +vsync (80.0 khz)
  17. [  1756.443] (ii) intel(0): modeline "1024x768"x0.0   78.75  1024 1040 1136 1312  768 769 772 800 +hsync +vsync (60.0 khz)
  18. [  1756.443] (ii) intel(0): modeline "1024x768"x0.0   75.00  1024 1048 1184 1328  768 771 777 806 -hsync -vsync (56.5 khz)
  19. [  1756.443] (ii) intel(0): modeline "1024x768"x0.0   65.00  1024 1048 1184 1344  768 771 777 806 -hsync -vsync (48.4 khz)
  20. [  1756.443] (ii) intel(0): modeline "832x624"x0.0   57.28  832 864 928 1152  624 625 628 667 -hsync -vsync (49.7 khz)
  21. [  1756.443] (ii) intel(0): modeline "800x600"x0.0   49.50  800 816 896 1056  600 601 604 625 +hsync +vsync (46.9 khz)
  22. [  1756.443] (ii) intel(0): modeline "800x600"x0.0   50.00  800 856 976 1040  600 637 643 666 +hsync +vsync (48.1 khz)
  23. [  1756.443] (ii) intel(0): modeline "1152x864"x0.0  108.00  1152 1216 1344 1600  864 865 868 900 +hsync +vsync (67.5 khz)
  24. [  1756.443] (ii) intel(0): modeline "1280x800"x0.0   71.00  1280 1328 1360 1440  800 803 809 823 +hsync -vsync (49.3 khz)
  25. [  1756.443] (ii) intel(0): modeline "1280x960"x0.0  108.00  1280 1376 1488 1800  960 961 964 1000 +hsync +vsync (60.0 khz)
  26. [  1756.443] (ii) intel(0): modeline "1280x1024"x0.0  108.00  1280 1328 1440 1688  1024 1025 1028 1066 +hsync +vsync (64.0 khz)
  27. [  1756.443] (ii) intel(0): modeline "1440x900"x0.0   88.75  1440 1488 1520 1600  900 903 909 926 +hsync -vsync (55.5 khz)
  28. [  1756.443] (ii) intel(0): modeline "1440x900"x0.0  136.75  1440 1536 1688 1936  900 903 909 942 -hsync +vsync (70.6 khz)
  29. [  1756.443] (ii) intel(0): modeline "1680x1050"x0.0  119.00  1680 1728 1760 1840  1050 1053 1059 1080 +hsync -vsync (64.7 khz)
  30. [  1756.443] (ii) intel(0): modeline "1600x1200"x0.0  162.00  1600 1664 1856 2160  1200 1201 1204 1250 +hsync +vsync (75.0 khz)
  31. [  1756.443] (ii) intel(0): modeline "720x576"x0.0   27.00  720 732 796 864  576 581 586 625 -hsync -vsync (31.2 khz)
  32. [  1756.443] (ii) intel(0): modeline "1920x1080"x0.0   74.25  1920 2558 2602 2750  1080 1084 1089 1125 +hsync +vsync (27.0 khz)
  33. [  1756.443] (ii) intel(0): modeline "1920x1080i"x0.0   74.25  1920 2008 2052 2200  1080 1084 1094 1125 interlace +hsync +vsync (33.8 khz)
  34. [  1756.443] (ii) intel(0): modeline "1440x480i"x0.0   27.00  1440 1478 1602 1716  480 488 494 525 interlace -hsync -vsync (15.7 khz)
  35. [  1756.443] (ii) intel(0): modeline "1440x576i"x0.0   27.00  1440 1464 1590 1728  576 580 586 625 interlace -hsync -vsync (15.6 khz)
  36. [  1756.443] (ii) intel(0): modeline "1280x720"x0.0   74.25  1280 1390 1430 1650  720 725 730 750 +hsync +vsync (45.0 khz)
  37. [  1756.443] (ii) intel(0): modeline "1920x1080"x0.0   74.25  1920 2448 2492 2640  1080 1084 1089 1125 +hsync +vsync (28.1 khz)
  38. [  1756.443] (ii) intel(0): modeline "1920x1080"x0.0   74.25  1920 2008 2052 2200  1080 1084 1089 1125 +hsync +vsync (33.8 khz)
  39. [  1756.443] (ii) intel(0): modeline "2880x480"x0.0  108.00  2880 2944 3192 3432  480 489 495 525 -hsync -vsync (31.5 khz)
  40. [  1756.794] (ii) intel(0): edid vendor "sam", prod id 1989
  41. [  1756.794] (ii) intel(0): using hsync ranges config file
  42. [  1756.794] (ii) intel(0): using vrefresh ranges config file
  43. [  1756.794] (ii) intel(0): printing ddc gathered modelines:
  44. [  1756.794] (ii) intel(0): modeline "1920x1080"x0.0  148.50  1920 2008 2052 2200  1080 1084 1089 1125 +hsync +vsync (67.5 khz)
  45. [  1756.794] (ii) intel(0): modeline "1360x768"x0.0   85.50  1360 1424 1536 1792  768 771 777 795 +hsync +vsync (47.7 khz)
  46. [  1756.794] (ii) intel(0): modeline "1920x1080"x0.0  148.50  1920 2448 2492 2640  1080 1084 1089 1125 +hsync +vsync (56.2 khz)
  47. [  1756.794] (ii) intel(0): modeline "1280x720"x0.0   74.25  1280 1720 1760 1980  720 725 730 750 +hsync +vsync (37.5 khz)
  48. [  1756.794] (ii) intel(0): modeline "1920x1080i"x0.0   74.25  1920 2448 2492 2640  1080 1084 1094 1125 interlace +hsync +vsync (28.1 khz)
  49. [  1756.794] (ii) intel(0): modeline "800x600"x0.0   40.00  800 840 968 1056  600 601 605 628 +hsync +vsync (37.9 khz)
  50. [  1756.794] (ii) intel(0): modeline "640x480"x0.0   31.50  640 656 720 840  480 481 484 500 -hsync -vsync (37.5 khz)
  51. [  1756.794] (ii) intel(0): modeline "640x480"x0.0   31.50  640 664 704 832  480 489 492 520 -hsync -vsync (37.9 khz)
  52. [  1756.794] (ii) intel(0): modeline "640x480"x0.0   30.24  640 704 768 864  480 483 486 525 -hsync -vsync (35.0 khz)
  53. [  1756.794] (ii) intel(0): modeline "640x480"x0.0   25.18  640 656 752 800  480 490 492 525 -hsync -vsync (31.5 khz)
  54. [  1756.794] (ii) intel(0): modeline "720x400"x0.0   28.32  720 738 846 900  400 412 414 449 -hsync +vsync (31.5 khz)
  55. [  1756.794] (ii) intel(0): modeline "1280x1024"x0.0  135.00  1280 1296 1440 1688  1024 1025 1028 1066 +hsync +vsync (80.0 khz)
  56. [  1756.795] (ii) intel(0): modeline "1024x768"x0.0   78.75  1024 1040 1136 1312  768 769 772 800 +hsync +vsync (60.0 khz)
  57. [  1756.795] (ii) intel(0): modeline "1024x768"x0.0   75.00  1024 1048 1184 1328  768 771 777 806 -hsync -vsync (56.5 khz)
  58. [  1756.795] (ii) intel(0): modeline "1024x768"x0.0   65.00  1024 1048 1184 1344  768 771 777 806 -hsync -vsync (48.4 khz)
  59. [  1756.795] (ii) intel(0): modeline "832x624"x0.0   57.28  832 864 928 1152  624 625 628 667 -hsync -vsync (49.7 khz)
  60. [  1756.795] (ii) intel(0): modeline "800x600"x0.0   49.50  800 816 896 1056  600 601 604 625 +hsync +vsync (46.9 khz)
  61. [  1756.795] (ii) intel(0): modeline "800x600"x0.0   50.00  800 856 976 1040  600 637 643 666 +hsync +vsync (48.1 khz)
  62. [  1756.795] (ii) intel(0): modeline "1152x864"x0.0  108.00  1152 1216 1344 1600  864 865 868 900 +hsync +vsync (67.5 khz)
  63. [  1756.795] (ii) intel(0): modeline "1280x800"x0.0   71.00  1280 1328 1360 1440  800 803 809 823 +hsync -vsync (49.3 khz)
  64. [  1756.795] (ii) intel(0): modeline "1280x960"x0.0  108.00  1280 1376 1488 1800  960 961 964 1000 +hsync +vsync (60.0 khz)
  65. [  1756.795] (ii) intel(0): modeline "1280x1024"x0.0  108.00  1280 1328 1440 1688  1024 1025 1028 1066 +hsync +vsync (64.0 khz)
  66. [  1756.795] (ii) intel(0): modeline "1440x900"x0.0   88.75  1440 1488 1520 1600  900 903 909 926 +hsync -vsync (55.5 khz)
  67. [  1756.795] (ii) intel(0): modeline "1440x900"x0.0  136.75  1440 1536 1688 1936  900 903 909 942 -hsync +vsync (70.6 khz)
  68. [  1756.795] (ii) intel(0): modeline "1680x1050"x0.0  119.00  1680 1728 1760 1840  1050 1053 1059 1080 +hsync -vsync (64.7 khz)
  69. [  1756.795] (ii) intel(0): modeline "1600x1200"x0.0  162.00  1600 1664 1856 2160  1200 1201 1204 1250 +hsync +vsync (75.0 khz)
  70. [  1756.795] (ii) intel(0): modeline "720x576"x0.0   27.00  720 732 796 864  576 581 586 625 -hsync -vsync (31.2 khz)
  71. [  1756.795] (ii) intel(0): modeline "1920x1080"x0.0   74.25  1920 2558 2602 2750  1080 1084 1089 1125 +hsync +vsync (27.0 khz)
  72. [  1756.795] (ii) intel(0): modeline "1920x1080i"x0.0   74.25  1920 2008 2052 2200  1080 1084 1094 1125 interlace +hsync +vsync (33.8 khz)
  73. [  1756.795] (ii) intel(0): modeline "1440x480i"x0.0   27.00  1440 1478 1602 1716  480 488 494 525 interlace -hsync -vsync (15.7 khz)
  74. [  1756.795] (ii) intel(0): modeline "1440x576i"x0.0   27.00  1440 1464 1590 1728  576 580 586 625 interlace -hsync -vsync (15.6 khz)
  75. [  1756.795] (ii) intel(0): modeline "1280x720"x0.0   74.25  1280 1390 1430 1650  720 725 730 750 +hsync +vsync (45.0 khz)
  76. [  1756.795] (ii) intel(0): modeline "1920x1080"x0.0   74.25  1920 2448 2492 2640  1080 1084 1089 1125 +hsync +vsync (28.1 khz)
  77. [  1756.795] (ii) intel(0): modeline "1920x1080"x0.0   74.25  1920 2008 2052 2200  1080 1084 1089 1125 +hsync +vsync (33.8 khz)
  78. [  1756.795] (ii) intel(0): modeline "2880x480"x0.0  108.00  2880 2944 3192 3432  480 489 495 525 -hsync -vsync (31.5 khz)
this repeated time until wakeup display again.

please let me know if know how can solve this.

in advace!

regards, drempel

--removed--


Forum The Ubuntu Forum Community Ubuntu Official Flavours Support Desktop Environments [ubuntu] LightDM or X causing high load on system


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