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stackoverflow perf report 10secs kworker 2 монитора

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Aug 15th, 2019
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  1. Samples: 28K of event 'cycles', Event count (approx.): 28509834767
  2. Children Self Command Shared Object Symb◆
  3. - 92,30% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  4. - process_one_work ▒
  5. + 36,05% nvif_notify_work ▒
  6. + 30,62% _raw_spin_unlock_irqrestore ▒
  7. + 25,55% nvkm_notify_work ▒
  8. - 92,30% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  9. worker_thread ▒
  10. worker_thread ▒
  11. + process_one_work ▒
  12. - 92,30% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  13. kthread ▒
  14. kthread ▒
  15. worker_thread ▒
  16. worker_thread ▒
  17. + process_one_work ▒
  18. - 92,30% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  19. ret_from_fork ▒
  20. kthread ▒
  21. kthread ▒
  22. worker_thread ▒
  23. worker_thread ▒
  24. + process_one_work ▒
  25. - 92,18% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  26. - nouveau_connector_detect ▒
  27. + 87,34% __i2c_transfer ▒
  28. + 4,84% i2c_transfer ▒
  29. - 92,18% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  30. - drm_helper_hpd_irq_event ▒
  31. + 75,45% nvkm_notify_send ▒
  32. + 16,62% nouveau_connector_detect ▒
  33. - 92,18% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  34. - nouveau_connector_hotplug ▒
  35. + 92,16% drm_helper_hpd_irq_event ▒
  36. - 92,18% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  37. nvif_notify_work ▒
  38. + nouveau_connector_hotplug ▒
  39. - 92,18% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  40. - __i2c_transfer ▒
  41. + 87,34% drm_get_edid ▒
  42. + 4,83% bit_xfer ▒
  43. - 92,18% 0,04% kworker/1:17 [kernel.kallsyms] [k] ▒
  44. + 92,14% bit_xfer ▒
  45. - 92,18% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  46. i2c_transfer ▒
  47. + __i2c_transfer ▒
  48. - 87,34% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  49. - drm_do_probe_ddc_edid ▒
  50. + 85,83% __i2c_transfer ▒
  51. + 1,50% i2c_transfer ▒
  52. - 87,34% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  53. - drm_get_edid ▒
  54. + 85,84% drm_do_get_edid ▒
  55. + 1,50% drm_do_probe_ddc_edid ▒
  56. - 85,84% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  57. - drm_do_get_edid ▒
  58. + 85,84% drm_do_probe_ddc_edid ▒
  59. - 75,46% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  60. - nvkm_notify_send ▒
  61. + 75,45% nouveau_connector_detect ▒
  62. - 56,12% 55,90% kworker/1:17 [kernel.kallsyms] [k] ▒
  63. 55,90% ret_from_fork ▒
  64. kthread ▒
  65. kthread ▒
  66. worker_thread ▒
  67. worker_thread ▒
  68. + process_one_work ▒
  69. - 46,24% 0,04% kworker/1:17 [kernel.kallsyms] [k] ▒
  70. - 46,20% sclhi ▒
  71. 27,71% delay_tsc ▒
  72. + 10,31% gf119_i2c_bus_sense_scl ▒
  73. + 8,08% gf119_i2c_bus_drive_scl ▒
  74. - 35,77% 35,57% kworker/1:17 [kernel.kallsyms] [k] ▒
  75. 35,57% ret_from_fork ▒
  76. kthread ▒
  77. kthread ▒
  78. worker_thread ▒
  79. worker_thread ▒
  80. + process_one_work ▒
  81. - 30,63% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  82. + 30,62% _raw_spin_unlock_irqrestore ▒
  83. - 25,55% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  84. + nvkm_notify_work ▒
  85. - 16,42% 0,05% kworker/1:17 [kernel.kallsyms] [k] ▒
  86. + 16,37% gf119_i2c_bus_drive_scl ▒
  87. - 10,31% 0,04% kworker/1:17 [kernel.kallsyms] [k] ▒
  88. 10,27% gf119_i2c_bus_sense_scl ▒
  89. ioread32 ▒
  90. - 9,22% 0,01% kworker/1:17 [kernel.kallsyms] [k] ▒
  91. - 9,21% acknak ▒
  92. + 5,00% sclhi ▒
  93. 2,76% delay_tsc ▒
  94. + 0,74% gf119_i2c_bus_drive_sda ▒
  95. + 0,69% gf119_i2c_bus_drive_scl ▒
  96. - 6,56% 0,03% kworker/1:17 [kernel.kallsyms] [k] ▒
  97. 6,52% gf119_i2c_bus_sense_sda ▒
  98. ioread32 ▒
  99. - 6,41% 0,01% kworker/1:17 [kernel.kallsyms] [k] ▒
  100. - 6,40% i2c_outb ▒
  101. + 3,28% sclhi ▒
  102. 1,86% delay_tsc ▒
  103. + 0,60% gf119_i2c_bus_drive_sda ▒
  104. + 0,58% gf119_i2c_bus_drive_scl ▒
  105. - 5,78% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  106. - try_address ▒
  107. + 5,13% i2c_outb ▒
  108. - 2,41% 0,01% kworker/1:17 [kernel.kallsyms] [k] ▒
  109. 2,41% gf119_i2c_bus_drive_sda ▒
  110. ioread32 ▒
  111. + 1,14% 0,00% Xorg [kernel.kallsyms] [k] ▒
  112. + 1,14% 0,00% Xorg [kernel.kallsyms] [k] ▒
  113. + 1,11% 0,00% Xorg libc-2.28.so [.] ▒
  114. + 1,10% 0,00% Xorg [kernel.kallsyms] [k] ▒
  115. + 1,09% 0,00% Xorg [kernel.kallsyms] [k] ▒
  116. + 1,09% 0,00% Xorg [kernel.kallsyms] [k] ▒
  117. + 1,08% 0,00% Xorg [kernel.kallsyms] [k] ▒
  118. + 1,00% 0,03% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  119. + 0,97% 0,01% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  120. + 0,88% 0,00% xfce4-taskmanag [unknown] [k] ▒
  121. + 0,85% 0,00% Xorg [kernel.kallsyms] [k] ▒
  122. + 0,78% 0,02% swapper [kernel.kallsyms] [k] ▒
  123. + 0,78% 0,00% swapper [kernel.kallsyms] [k] ▒
  124. + 0,78% 0,00% swapper [kernel.kallsyms] [k] ▒
  125. + 0,78% 0,00% swapper [kernel.kallsyms] [k] ▒
  126. 0,65% 0,65% Xorg [kernel.kallsyms] [k] ▒
  127. + 0,62% 0,01% Xorg [kernel.kallsyms] [k] ▒
  128. + 0,61% 0,00% Xorg [kernel.kallsyms] [k] ▒
  129. + 0,61% 0,00% Xorg [kernel.kallsyms] [k] ▒
  130. + 0,60% 0,00% Xorg [kernel.kallsyms] [k] ▒
  131. + 0,60% 0,00% Xorg [kernel.kallsyms] [k] ▒
  132. + 0,60% 0,00% Xorg [kernel.kallsyms] [k] ▒
  133. + 0,59% 0,00% Xorg [kernel.kallsyms] [k] ▒
  134. - 0,59% 0,00% kworker/1:17 [kernel.kallsyms] [k] ▒
  135. i2c_stop ▒
  136. + 0,55% 0,03% swapper [kernel.kallsyms] [k] ▒
  137. + 0,54% 0,00% Xorg [kernel.kallsyms] [k] ▒
  138. 0,42% 0,08% swapper [kernel.kallsyms] [k] ▒
  139. 0,39% 0,00% Xorg [kernel.kallsyms] [k] ▒
  140. 0,38% 0,38% swapper [kernel.kallsyms] [k] ▒
  141. 0,38% 0,00% Xorg [unknown] [k] ▒
  142. 0,38% 0,00% xfce4-taskmanag libc-2.28.so [.] ▒
  143. 0,37% 0,00% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  144. 0,37% 0,00% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  145. 0,37% 0,00% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  146. 0,37% 0,00% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  147. 0,37% 0,00% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  148. 0,34% 0,00% swapper [kernel.kallsyms] [k] ▒
  149. 0,34% 0,00% swapper [kernel.kallsyms] [k] ▒
  150. 0,33% 0,00% xfce4-taskmanag [kernel.kallsyms] [k] ▒
  151. 0,33% 0,08% kworker/1:17 [kernel.kallsyms] [k] ▒
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