jg@jg-laptop:~$ sudo bash [sudo] password for jg: root@jg-laptop:~# perf top ------------------------------------------------------------------------------- PerfTop: 37 irqs/sec kernel:56.8% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ______________________ _________________ 7.00 14.3% intel_idle [kernel.kallsyms] 6.00 12.2% format_decode [kernel.kallsyms] 6.00 12.2% kallsyms_expand_symbol [kernel.kallsyms] ------------------------------------------------------------------------------- PerfTop: 117 irqs/sec kernel:88.9% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ______________________ _________________ 144.00 60.0% intel_idle [kernel.kallsyms] 5.00 2.1% ktime_get_real [kernel.kallsyms] 5.00 2.1% format_decode [kernel.kallsyms] 5.00 2.1% kallsyms_expand_symbol [kernel.kallsyms] ------------------------------------------------------------------------------- PerfTop: 185 irqs/sec kernel:82.7% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ _________________ ________ 291.00 59.8% intel_idle [kernel] 25.00 5.1% ioread32 [kernel] 8.00 1.6% native_read_tsc [kernel] 8.00 1.6% ktime_get_real [kernel] 6.00 1.2% find_vma [kernel] 5.00 1.0% drm_clflush_pages [drm] 5.00 1.0% tick_check_idle [kernel] 5.00 1.0% getnstimeofday [kernel] ------------------------------------------------------------------------------- PerfTop: 107 irqs/sec kernel:83.2% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ _________________ ________ 332.00 62.9% intel_idle [kernel] 31.00 5.9% ioread32 [kernel] 14.00 2.7% find_vma [kernel] 11.00 2.1% ktime_get_real [kernel] 9.00 1.7% native_read_tsc [kernel] 8.00 1.5% drm_clflush_pages [drm] 6.00 1.1% unix_poll [kernel] 6.00 1.1% menu_select [kernel] 6.00 1.1% delay_tsc [kernel] ------------------------------------------------------------------------------- PerfTop: 196 irqs/sec kernel:91.3% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ __________________ ________ 466.00 61.5% intel_idle [kernel] 74.00 9.8% ioread32 [kernel] 16.00 2.1% find_vma [kernel] 12.00 1.6% ktime_get_real [kernel] 11.00 1.5% drm_clflush_pages [drm] 10.00 1.3% menu_select [kernel] 10.00 1.3% __ticket_spin_lock [kernel] 9.00 1.2% delay_tsc [kernel] 8.00 1.1% native_read_tsc [kernel] 5.00 0.7% unix_poll [kernel] 5.00 0.7% tick_check_idle [kernel] ------------------------------------------------------------------------------- PerfTop: 237 irqs/sec kernel:79.3% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ ________ 578.00 58.9% intel_idle [kernel] 124.00 12.6% ioread32 [kernel] 19.00 1.9% find_vma [kernel] 16.00 1.6% ktime_get_real [kernel] 13.00 1.3% drm_clflush_pages [drm] 13.00 1.3% __ticket_spin_lock [kernel] 12.00 1.2% native_read_tsc [kernel] 10.00 1.0% delay_tsc [kernel] 9.00 0.9% menu_select [kernel] 5.00 0.5% cpuidle_idle_call [kernel] 5.00 0.5% ironlake_irq_handler [i915] ------------------------------------------------------------------------------- PerfTop: 147 irqs/sec kernel:93.2% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ ________ 636.00 61.9% intel_idle [kernel] 152.00 14.8% ioread32 [kernel] 24.00 2.3% find_vma [kernel] 19.00 1.9% drm_clflush_pages [drm] 15.00 1.5% native_read_tsc [kernel] 15.00 1.5% __ticket_spin_lock [kernel] 14.00 1.4% ktime_get_real [kernel] 12.00 1.2% menu_select [kernel] 10.00 1.0% delay_tsc [kernel] 6.00 0.6% ironlake_irq_handler [i915] 5.00 0.5% cpuidle_idle_call [kernel] 5.00 0.5% getnstimeofday [kernel] ------------------------------------------------------------------------------- PerfTop: 105 irqs/sec kernel:86.7% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ ________ 646.00 63.5% intel_idle [kernel] 147.00 14.4% ioread32 [kernel] 25.00 2.5% find_vma [kernel] 20.00 2.0% drm_clflush_pages [drm] 14.00 1.4% menu_select [kernel] 13.00 1.3% native_read_tsc [kernel] 13.00 1.3% __ticket_spin_lock [kernel] 12.00 1.2% ktime_get_real [kernel] 10.00 1.0% cpuidle_idle_call [kernel] 9.00 0.9% delay_tsc [kernel] 7.00 0.7% ironlake_irq_handler [i915] 5.00 0.5% getnstimeofday [kernel] ------------------------------------------------------------------------------- PerfTop: 98 irqs/sec kernel:85.7% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ________________________ ________ 631.00 62.5% intel_idle [kernel] 135.00 13.4% ioread32 [kernel] 27.00 2.7% find_vma [kernel] 22.00 2.2% drm_clflush_pages [drm] 15.00 1.5% menu_select [kernel] 14.00 1.4% native_read_tsc [kernel] 12.00 1.2% __ticket_spin_lock [kernel] 11.00 1.1% ktime_get_real [kernel] 10.00 1.0% delay_tsc [kernel] 10.00 1.0% ironlake_irq_handler [i915] 9.00 0.9% cpuidle_idle_call [kernel] 7.00 0.7% unix_poll [kernel] 5.00 0.5% __hrtimer_start_range_ns [kernel] 5.00 0.5% getnstimeofday [kernel] ------------------------------------------------------------------------------- PerfTop: 172 irqs/sec kernel:89.5% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ ________ 705.00 62.0% intel_idle [kernel] 171.00 15.0% ioread32 [kernel] 28.00 2.5% drm_clflush_pages [drm] 28.00 2.5% find_vma [kernel] 16.00 1.4% menu_select [kernel] 16.00 1.4% native_read_tsc [kernel] 13.00 1.1% __ticket_spin_lock [kernel] 11.00 1.0% delay_tsc [kernel] 10.00 0.9% ktime_get_real [kernel] 8.00 0.7% unix_poll [kernel] 8.00 0.7% cpuidle_idle_call [kernel] 8.00 0.7% ironlake_irq_handler [i915] 6.00 0.5% getnstimeofday [kernel] ------------------------------------------------------------------------------- PerfTop: 127 irqs/sec kernel:90.6% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ _________ 728.00 62.5% intel_idle [kernel] 180.00 15.5% ioread32 [kernel] 31.00 2.7% find_vma [kernel] 29.00 2.5% drm_clflush_pages [drm] 18.00 1.5% native_read_tsc [kernel] 17.00 1.5% menu_select [kernel] 16.00 1.4% __ticket_spin_lock [kernel] 12.00 1.0% delay_tsc [kernel] 10.00 0.9% ktime_get_real [kernel] 8.00 0.7% unix_poll [kernel] 8.00 0.7% ironlake_irq_handler [i915] 7.00 0.6% cpuidle_idle_call [kernel] 5.00 0.4% PyEval_EvalFrameEx python2.6 5.00 0.4% kref_put [kernel] 5.00 0.4% fget_light [kernel] ------------------------------------------------------------------------------- PerfTop: 143 irqs/sec kernel:84.6% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ ________ 780.00 64.1% intel_idle [kernel] 180.00 14.8% ioread32 [kernel] 29.00 2.4% find_vma [kernel] 28.00 2.3% drm_clflush_pages [drm] 18.00 1.5% menu_select [kernel] 17.00 1.4% native_read_tsc [kernel] 15.00 1.2% delay_tsc [kernel] 15.00 1.2% __ticket_spin_lock [kernel] 13.00 1.1% ktime_get_real [kernel] 8.00 0.7% unix_poll [kernel] 7.00 0.6% fget_light [kernel] 7.00 0.6% cpuidle_idle_call [kernel] 7.00 0.6% ironlake_irq_handler [i915] 7.00 0.6% find_busiest_group [kernel] 5.00 0.4% kref_put [kernel] ------------------------------------------------------------------------------- PerfTop: 100 irqs/sec kernel:89.0% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ___________________________ ________ 778.00 64.8% intel_idle [kernel] 166.00 13.8% ioread32 [kernel] 33.00 2.7% find_vma [kernel] 32.00 2.7% drm_clflush_pages [drm] 19.00 1.6% menu_select [kernel] 18.00 1.5% delay_tsc [kernel] 15.00 1.2% __ticket_spin_lock [kernel] 14.00 1.2% native_read_tsc [kernel] 13.00 1.1% ktime_get_real [kernel] 8.00 0.7% fget_light [kernel] 8.00 0.7% unix_poll [kernel] 8.00 0.7% find_busiest_group [kernel] 7.00 0.6% cpuidle_idle_call [kernel] 7.00 0.6% ironlake_irq_handler [i915] 5.00 0.4% _raw_spin_unlock_irqrestore [kernel] ------------------------------------------------------------------------------- PerfTop: 78 irqs/sec kernel:84.6% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ ________ 734.00 64.4% intel_idle [kernel] 154.00 13.5% ioread32 [kernel] 35.00 3.1% find_vma [kernel] 34.00 3.0% drm_clflush_pages [drm] 17.00 1.5% delay_tsc [kernel] 17.00 1.5% __ticket_spin_lock [kernel] 16.00 1.4% menu_select [kernel] 16.00 1.4% native_read_tsc [kernel] 12.00 1.1% ktime_get_real [kernel] 7.00 0.6% fget_light [kernel] 7.00 0.6% unix_poll [kernel] 7.00 0.6% cpuidle_idle_call [kernel] 7.00 0.6% ironlake_irq_handler [i915] 7.00 0.6% find_busiest_group [kernel] 5.00 0.4% getnstimeofday [kernel] ------------------------------------------------------------------------------- PerfTop: 275 irqs/sec kernel:65.1% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ _________ 782.00 56.3% intel_idle [kernel] 160.00 11.5% ioread32 [kernel] 37.00 2.7% find_vma [kernel] 33.00 2.4% drm_clflush_pages [drm] 23.00 1.7% PyEval_EvalFrameEx python2.6 19.00 1.4% menu_select [kernel] 17.00 1.2% native_read_tsc [kernel] 16.00 1.2% __ticket_spin_lock [kernel] 15.00 1.1% delay_tsc [kernel] 15.00 1.1% ktime_get_real [kernel] 9.00 0.6% find_busiest_group [kernel] 8.00 0.6% schedule [kernel] 7.00 0.5% cpuidle_idle_call [kernel] 7.00 0.5% ironlake_irq_handler [i915] 7.00 0.5% getnstimeofday [kernel] ------------------------------------------------------------------------------- PerfTop: 140 irqs/sec kernel:62.1% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ _________ 748.00 57.5% intel_idle [kernel] 153.00 11.8% ioread32 [kernel] 38.00 2.9% find_vma [kernel] 36.00 2.8% drm_clflush_pages [drm] 24.00 1.8% PyEval_EvalFrameEx python2.6 21.00 1.6% native_read_tsc [kernel] 18.00 1.4% menu_select [kernel] 17.00 1.3% __ticket_spin_lock [kernel] 15.00 1.2% ktime_get_real [kernel] 13.00 1.0% delay_tsc [kernel] 7.00 0.5% cpuidle_idle_call [kernel] 7.00 0.5% ironlake_irq_handler [i915] 7.00 0.5% getnstimeofday [kernel] 7.00 0.5% find_busiest_group [kernel] 7.00 0.5% schedule [kernel] ------------------------------------------------------------------------------- PerfTop: 104 irqs/sec kernel:86.5% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ____________________ _________ 724.00 59.2% intel_idle [kernel] 161.00 13.2% ioread32 [kernel] 39.00 3.2% find_vma [kernel] 36.00 2.9% drm_clflush_pages [drm] 21.00 1.7% PyEval_EvalFrameEx python2.6 20.00 1.6% native_read_tsc [kernel] 17.00 1.4% menu_select [kernel] 16.00 1.3% delay_tsc [kernel] 15.00 1.2% __ticket_spin_lock [kernel] 14.00 1.1% ktime_get_real [kernel] 10.00 0.8% find_busiest_group [kernel] 8.00 0.7% ironlake_irq_handler [i915] 7.00 0.6% cpuidle_idle_call [kernel] 6.00 0.5% getnstimeofday [kernel] 6.00 0.5% schedule [kernel] ------------------------------------------------------------------------------- PerfTop: 392 irqs/sec kernel:70.9% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ __________________ _________ 859.00 51.2% intel_idle [kernel] 162.00 9.6% ioread32 [kernel] 40.00 2.4% find_vma [kernel] 35.00 2.1% drm_clflush_pages [drm] 24.00 1.4% unix_poll [kernel] 22.00 1.3% native_read_tsc [kernel] 21.00 1.3% __ticket_spin_lock [kernel] 19.00 1.1% PyEval_EvalFrameEx python2.6 19.00 1.1% menu_select [kernel] 16.00 1.0% delay_tsc [kernel] 16.00 1.0% ktime_get_real [kernel] 15.00 0.9% schedule [kernel] 13.00 0.8% find_busiest_group [kernel] 11.00 0.7% i8042_interrupt [kernel] 11.00 0.7% fget_light [kernel] ------------------------------------------------------------------------------- PerfTop: 417 irqs/sec kernel:76.3% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ __________________ _________ 1032.00 51.0% intel_idle [kernel] 151.00 7.5% ioread32 [kernel] 43.00 2.1% find_vma [kernel] 42.00 2.1% unix_poll [kernel] 35.00 1.7% drm_clflush_pages [drm] 29.00 1.4% i8042_interrupt [kernel] 29.00 1.4% __ticket_spin_lock [kernel] 24.00 1.2% ktime_get_real [kernel] 23.00 1.1% native_read_tsc [kernel] 21.00 1.0% menu_select [kernel] 20.00 1.0% schedule [kernel] 16.00 0.8% do_select [kernel] 16.00 0.8% PyEval_EvalFrameEx python2.6 16.00 0.8% delay_tsc [kernel] 16.00 0.8% find_busiest_group [kernel] ------------------------------------------------------------------------------- PerfTop: 373 irqs/sec kernel:80.7% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ __________________ ________ 1125.00 50.5% intel_idle [kernel] 144.00 6.5% ioread32 [kernel] 49.00 2.2% drm_clflush_pages [drm] 46.00 2.1% find_vma [kernel] 45.00 2.0% unix_poll [kernel] 41.00 1.8% i8042_interrupt [kernel] 39.00 1.8% __ticket_spin_lock [kernel] 26.00 1.2% schedule [kernel] 25.00 1.1% native_read_tsc [kernel] 25.00 1.1% ktime_get_real [kernel] 23.00 1.0% menu_select [kernel] 20.00 0.9% find_busiest_group [kernel] 17.00 0.8% do_select [kernel] 17.00 0.8% cpuidle_idle_call [kernel] 16.00 0.7% fget_light [kernel] ------------------------------------------------------------------------------- PerfTop: 339 irqs/sec kernel:83.8% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ __________________ ________ 1301.00 54.5% intel_idle [kernel] 154.00 6.4% ioread32 [kernel] 47.00 2.0% unix_poll [kernel] 46.00 1.9% drm_clflush_pages [drm] 46.00 1.9% __ticket_spin_lock [kernel] 45.00 1.9% i8042_interrupt [kernel] 43.00 1.8% find_vma [kernel] 29.00 1.2% menu_select [kernel] 26.00 1.1% ktime_get_real [kernel] 25.00 1.0% native_read_tsc [kernel] 25.00 1.0% schedule [kernel] 21.00 0.9% do_select [kernel] 19.00 0.8% cpuidle_idle_call [kernel] 19.00 0.8% find_busiest_group [kernel] 16.00 0.7% fget_light [kernel] ------------------------------------------------------------------------------- PerfTop: 309 irqs/sec kernel:76.1% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ __________________ ________ 1367.00 54.8% intel_idle [kernel] 145.00 5.8% ioread32 [kernel] 53.00 2.1% unix_poll [kernel] 50.00 2.0% i8042_interrupt [kernel] 49.00 2.0% __ticket_spin_lock [kernel] 47.00 1.9% drm_clflush_pages [drm] 44.00 1.8% find_vma [kernel] 33.00 1.3% menu_select [kernel] 27.00 1.1% native_read_tsc [kernel] 26.00 1.0% ktime_get_real [kernel] 24.00 1.0% schedule [kernel] 20.00 0.8% do_select [kernel] 19.00 0.8% cpuidle_idle_call [kernel] 17.00 0.7% find_busiest_group [kernel] 16.00 0.6% fget_light [kernel] ------------------------------------------------------------------------------- PerfTop: 335 irqs/sec kernel:83.9% exact: 0.0% [1000Hz cycles], (all, 4 CPUs) ------------------------------------------------------------------------------- samples pcnt function DSO _______ _____ ________________________ ________ 1524.00 57.6% intel_idle [kernel] 133.00 5.0% ioread32 [kernel] 63.00 2.4% i8042_interrupt [kernel] 55.00 2.1% __ticket_spin_lock [kernel] 52.00 2.0% drm_clflush_pages [drm] 48.00 1.8% unix_poll [kernel] 46.00 1.7% find_vma [kernel] 33.00 1.2% menu_select [kernel] 27.00 1.0% native_read_tsc [kernel] 27.00 1.0% ktime_get_real [kernel] 24.00 0.9% schedule [kernel] 20.00 0.8% do_select [kernel] 19.00 0.7% cpuidle_idle_call [kernel] 19.00 0.7% find_busiest_group [kernel] 15.00 0.6% copy_user_generic_string [kernel]