Attachment 115069 Details for Bug 90014 – perf output

perf output

perf_log (text/plain), 30.94 KB, created by Gianguido Sora` on 2015-04-14 10:57:49 UTC

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Creator: Gianguido Sora`

Created: 2015-04-14 10:57:49 UTC

Size: 30.94 KB

patch

obsolete

># To display the perf.data header info, please use --header/--header-only options.
>#
># Samples: 419K of event 'cycles'
># Event count (approx.): 223488902012
>#
># Children      Self  Command          Shared Object                       Symbol                                                                                         
># ........  ........  ...............  ..................................  ...............................................................................................................................................................................................................................
>#
>    51.85%     0.00%  kworker/0:2      [kernel.kallsyms]                   [k] ret_from_fork                                                                                                                                                                                                              
>                |
>                ---ret_from_fork
>
>    51.85%     0.00%  kworker/0:2      [kernel.kallsyms]                   [k] kthread                                                                                                                                                                                                                    
>                |
>                ---kthread
>                   ret_from_fork
>
>    51.82%     0.14%  kworker/0:2      [kernel.kallsyms]                   [k] worker_thread                                                                                                                                                                                                              
>                |
>                ---worker_thread
>                   kthread
>                   ret_from_fork
>
>    50.83%     0.14%  kworker/0:2      [kernel.kallsyms]                   [k] process_one_work                                                                                                                                                                                                           
>                |
>                ---process_one_work
>                   |          
>                   |--99.98%-- worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.02%-- [...]
>
>    50.59%     0.03%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_os_execute_deferred                                                                                                                                                                                                   
>                |
>                ---acpi_os_execute_deferred
>                   |          
>                   |--99.99%-- process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.01%-- [...]
>
>    46.02%     0.10%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ev_asynch_execute_gpe_method                                                                                                                                                                                          
>                |
>                ---acpi_ev_asynch_execute_gpe_method
>                   |          
>                   |--99.99%-- acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.01%-- [...]
>
>    45.06%     0.09%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ns_evaluate                                                                                                                                                                                                           
>                |
>                ---acpi_ns_evaluate
>                   |          
>                   |--99.99%-- acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.01%-- [...]
>
>    41.93%     0.07%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ps_execute_method                                                                                                                                                                                                     
>                |
>                ---acpi_ps_execute_method
>                   |          
>                   |--99.98%-- acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.02%-- [...]
>
>    40.19%     0.07%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ps_parse_aml                                                                                                                                                                                                          
>                |
>                ---acpi_ps_parse_aml
>                   |          
>                   |--99.93%-- acpi_ps_execute_method
>                   |          acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.07%-- [...]
>
>    39.20%     0.88%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ps_parse_loop                                                                                                                                                                                                         
>                |
>                ---acpi_ps_parse_loop
>                   |          
>                   |--99.98%-- acpi_ps_parse_aml
>                   |          acpi_ps_execute_method
>                   |          acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.02%-- [...]
>
>    22.15%     0.34%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ds_exec_end_op                                                                                                                                                                                                        
>                |
>                ---acpi_ds_exec_end_op
>                   |          
>                   |--99.57%-- acpi_ps_parse_loop
>                   |          acpi_ps_parse_aml
>                   |          acpi_ps_execute_method
>                   |          acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.43%-- [...]
>
>    16.78%     0.27%  swapper          [kernel.kallsyms]                   [k] cpu_startup_entry                                                                                                                                                                                                          
>                    |
>                    ---cpu_startup_entry
>                       |          
>                       |--60.87%-- start_secondary
>                       |          
>                        --39.13%-- rest_init
>                                  start_kernel
>                                  x86_64_start_reservations
>                                  x86_64_start_kernel
>
>    15.54%     0.98%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ns_lookup                                                                                                                                                                                                             
>                |
>                ---acpi_ns_lookup
>                   |          
>                   |--59.51%-- acpi_ps_get_next_namepath
>                   |          |          
>                   |          |--61.32%-- acpi_ps_get_next_arg
>                   |          |          acpi_ps_parse_loop
>                   |          |          acpi_ps_parse_aml
>                   |          |          acpi_ps_execute_method
>                   |          |          acpi_ns_evaluate
>                   |          |          acpi_ev_asynch_execute_gpe_method
>                   |          |          acpi_os_execute_deferred
>                   |          |          process_one_work
>                   |          |          worker_thread
>                   |          |          kthread
>                   |          |          ret_from_fork
>                   |          |          
>                   |           --38.68%-- acpi_ps_parse_loop
>                   |                     acpi_ps_parse_aml
>                   |                     acpi_ps_execute_method
>                   |                     acpi_ns_evaluate
>                   |                     acpi_ev_asynch_execute_gpe_method
>                   |                     acpi_os_execute_deferred
>                   |                     process_one_work
>                   |                     worker_thread
>                   |                     kthread
>                   |                     ret_from_fork
>                   |          
>                   |--40.40%-- acpi_ds_create_operand
>                   |          |          
>                   |          |--71.08%-- acpi_ds_create_operands
>                   |          |          acpi_ds_exec_end_op
>                   |          |          acpi_ps_parse_loop
>                   |          |          acpi_ps_parse_aml
>                   |          |          acpi_ps_execute_method
>                   |          |          acpi_ns_evaluate
>                   |          |          acpi_ev_asynch_execute_gpe_method
>                   |          |          acpi_os_execute_deferred
>                   |          |          process_one_work
>                   |          |          worker_thread
>                   |          |          kthread
>                   |          |          ret_from_fork
>                   |          |          
>                   |           --28.92%-- acpi_ds_evaluate_name_path
>                   |                     acpi_ds_exec_end_op
>                   |                     acpi_ps_parse_loop
>                   |                     acpi_ps_parse_aml
>                   |                     acpi_ps_execute_method
>                   |                     acpi_ns_evaluate
>                   |                     acpi_ev_asynch_execute_gpe_method
>                   |                     acpi_os_execute_deferred
>                   |                     process_one_work
>                   |                     worker_thread
>                   |                     kthread
>                   |                     ret_from_fork
>                    --0.09%-- [...]
>
>    14.49%     0.74%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ns_search_and_enter                                                                                                                                                                                                   
>                |
>                ---acpi_ns_search_and_enter
>                   |          
>                   |--99.64%-- acpi_ns_lookup
>                   |          |          
>                   |          |--59.91%-- acpi_ps_get_next_namepath
>                   |          |          |          
>                   |          |          |--61.46%-- acpi_ps_get_next_arg
>                   |          |          |          acpi_ps_parse_loop
>                   |          |          |          acpi_ps_parse_aml
>                   |          |          |          acpi_ps_execute_method
>                   |          |          |          acpi_ns_evaluate
>                   |          |          |          acpi_ev_asynch_execute_gpe_method
>                   |          |          |          acpi_os_execute_deferred
>                   |          |          |          process_one_work
>                   |          |          |          worker_thread
>                   |          |          |          kthread
>                   |          |          |          ret_from_fork
>                   |          |          |          
>                   |          |           --38.54%-- acpi_ps_parse_loop
>                   |          |                     acpi_ps_parse_aml
>                   |          |                     acpi_ps_execute_method
>                   |          |                     acpi_ns_evaluate
>                   |          |                     acpi_ev_asynch_execute_gpe_method
>                   |          |                     acpi_os_execute_deferred
>                   |          |                     process_one_work
>                   |          |                     worker_thread
>                   |          |                     kthread
>                   |          |                     ret_from_fork
>                   |          |          
>                   |           --40.09%-- acpi_ds_create_operand
>                   |                     |          
>                   |                     |--71.25%-- acpi_ds_create_operands
>                   |                     |          acpi_ds_exec_end_op
>                   |                     |          acpi_ps_parse_loop
>                   |                     |          acpi_ps_parse_aml
>                   |                     |          acpi_ps_execute_method
>                   |                     |          acpi_ns_evaluate
>                   |                     |          acpi_ev_asynch_execute_gpe_method
>                   |                     |          acpi_os_execute_deferred
>                   |                     |          process_one_work
>                   |                     |          worker_thread
>                   |                     |          kthread
>                   |                     |          ret_from_fork
>                   |                     |          
>                   |                      --28.75%-- acpi_ds_evaluate_name_path
>                   |                                acpi_ds_exec_end_op
>                   |                                acpi_ps_parse_loop
>                   |                                acpi_ps_parse_aml
>                   |                                acpi_ps_execute_method
>                   |                                acpi_ns_evaluate
>                   |                                acpi_ev_asynch_execute_gpe_method
>                   |                                acpi_os_execute_deferred
>                   |                                process_one_work
>                   |                                worker_thread
>                   |                                kthread
>                   |                                ret_from_fork
>                    --0.36%-- [...]
>
>    12.22%     0.01%  swapper          [kernel.kallsyms]                   [k] cpuidle_enter                                                                                                                                                                                                              
>                    |
>                    ---cpuidle_enter
>                       |          
>                       |--99.94%-- cpu_startup_entry
>                       |          |          
>                       |          |--77.84%-- start_secondary
>                       |          |          
>                       |           --22.16%-- rest_init
>                       |                     start_kernel
>                       |                     x86_64_start_reservations
>                       |                     x86_64_start_kernel
>                        --0.06%-- [...]
>
>    12.07%    12.07%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ns_search_one_scope                                                                                                                                                                                                   
>                |
>                ---acpi_ns_search_one_scope
>                   |          
>                   |--99.44%-- acpi_ns_search_and_enter
>                   |          acpi_ns_lookup
>                   |          |          
>                   |          |--61.07%-- acpi_ps_get_next_namepath
>                   |          |          |          
>                   |          |          |--60.84%-- acpi_ps_get_next_arg
>                   |          |          |          acpi_ps_parse_loop
>                   |          |          |          acpi_ps_parse_aml
>                   |          |          |          acpi_ps_execute_method
>                   |          |          |          acpi_ns_evaluate
>                   |          |          |          acpi_ev_asynch_execute_gpe_method
>                   |          |          |          acpi_os_execute_deferred
>                   |          |          |          process_one_work
>                   |          |          |          worker_thread
>                   |          |          |          kthread
>                   |          |          |          ret_from_fork
>                   |          |          |          
>                   |          |           --39.16%-- acpi_ps_parse_loop
>                   |          |                     acpi_ps_parse_aml
>                   |          |                     acpi_ps_execute_method
>                   |          |                     acpi_ns_evaluate
>                   |          |                     acpi_ev_asynch_execute_gpe_method
>                   |          |                     acpi_os_execute_deferred
>                   |          |                     process_one_work
>                   |          |                     worker_thread
>                   |          |                     kthread
>                   |          |                     ret_from_fork
>                   |          |          
>                   |           --38.93%-- acpi_ds_create_operand
>                   |                     |          
>                   |                     |--71.38%-- acpi_ds_create_operands
>                   |                     |          acpi_ds_exec_end_op
>                   |                     |          acpi_ps_parse_loop
>                   |                     |          acpi_ps_parse_aml
>                   |                     |          acpi_ps_execute_method
>                   |                     |          acpi_ns_evaluate
>                   |                     |          acpi_ev_asynch_execute_gpe_method
>                   |                     |          acpi_os_execute_deferred
>                   |                     |          process_one_work
>                   |                     |          worker_thread
>                   |                     |          kthread
>                   |                     |          ret_from_fork
>                   |                     |          
>                   |                      --28.62%-- acpi_ds_evaluate_name_path
>                   |                                acpi_ds_exec_end_op
>                   |                                acpi_ps_parse_loop
>                   |                                acpi_ps_parse_aml
>                   |                                acpi_ps_execute_method
>                   |                                acpi_ns_evaluate
>                   |                                acpi_ev_asynch_execute_gpe_method
>                   |                                acpi_os_execute_deferred
>                   |                                process_one_work
>                   |                                worker_thread
>                   |                                kthread
>                   |                                ret_from_fork
>                   |          
>                    --0.56%-- acpi_ns_lookup
>                              |          
>                              |--52.98%-- acpi_ds_create_operand
>                              |          |          
>                              |          |--72.65%-- acpi_ds_create_operands
>                              |          |          acpi_ds_exec_end_op
>                              |          |          acpi_ps_parse_loop
>                              |          |          acpi_ps_parse_aml
>                              |          |          acpi_ps_execute_method
>                              |          |          acpi_ns_evaluate
>                              |          |          acpi_ev_asynch_execute_gpe_method
>                              |          |          acpi_os_execute_deferred
>                              |          |          process_one_work
>                              |          |          worker_thread
>                              |          |          kthread
>                              |          |          ret_from_fork
>                              |          |          
>                              |           --27.35%-- acpi_ds_evaluate_name_path
>                              |                     acpi_ds_exec_end_op
>                              |                     acpi_ps_parse_loop
>                              |                     acpi_ps_parse_aml
>                              |                     acpi_ps_execute_method
>                              |                     acpi_ns_evaluate
>                              |                     acpi_ev_asynch_execute_gpe_method
>                              |                     acpi_os_execute_deferred
>                              |                     process_one_work
>                              |                     worker_thread
>                              |                     kthread
>                              |                     ret_from_fork
>                              |          
>                               --47.02%-- acpi_ps_get_next_namepath
>                                         |          
>                                         |--65.16%-- acpi_ps_get_next_arg
>                                         |          acpi_ps_parse_loop
>                                         |          acpi_ps_parse_aml
>                                         |          acpi_ps_execute_method
>                                         |          acpi_ns_evaluate
>                                         |          acpi_ev_asynch_execute_gpe_method
>                                         |          acpi_os_execute_deferred
>                                         |          process_one_work
>                                         |          worker_thread
>                                         |          kthread
>                                         |          ret_from_fork
>                                         |          
>                                          --34.84%-- acpi_ps_parse_loop
>                                                    acpi_ps_parse_aml
>                                                    acpi_ps_execute_method
>                                                    acpi_ns_evaluate
>                                                    acpi_ev_asynch_execute_gpe_method
>                                                    acpi_os_execute_deferred
>                                                    process_one_work
>                                                    worker_thread
>                                                    kthread
>                                                    ret_from_fork
>
>    10.25%     0.00%  swapper          [kernel.kallsyms]                   [k] start_secondary                                                                                                                                                                                                            
>                    |
>                    ---start_secondary
>
>     9.59%     0.24%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ps_get_next_namepath                                                                                                                                                                                                  
>                |
>                ---acpi_ps_get_next_namepath
>                   |          
>                   |--60.84%-- acpi_ps_get_next_arg
>                   |          acpi_ps_parse_loop
>                   |          acpi_ps_parse_aml
>                   |          acpi_ps_execute_method
>                   |          acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                   |          
>                   |--38.96%-- acpi_ps_parse_loop
>                   |          acpi_ps_parse_aml
>                   |          acpi_ps_execute_method
>                   |          acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.20%-- [...]
>
>     9.40%     0.33%  kworker/0:2      [kernel.kallsyms]                   [k] acpi_ds_create_operand                                                                                                                                                                                                     
>                |
>                ---acpi_ds_create_operand
>                   |          
>                   |--72.39%-- acpi_ds_create_operands
>                   |          acpi_ds_exec_end_op
>                   |          acpi_ps_parse_loop
>                   |          acpi_ps_parse_aml
>                   |          acpi_ps_execute_method
>                   |          acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                   |          
>                   |--27.41%-- acpi_ds_evaluate_name_path
>                   |          acpi_ds_exec_end_op
>                   |          acpi_ps_parse_loop
>                   |          acpi_ps_parse_aml
>                   |          acpi_ps_execute_method
>                   |          acpi_ns_evaluate
>                   |          acpi_ev_asynch_execute_gpe_method
>                   |          acpi_os_execute_deferred
>                   |          process_one_work
>                   |          worker_thread
>                   |          kthread
>                   |          ret_from_fork
>                    --0.20%-- [...]
>
>     8.51%     0.02%  swapper          [kernel.kallsyms]                   [k] ret_from_intr                                                                                                                                                                                                              
>                    |
>                    ---ret_from_intr
>                       |          
>                       |--96.18%-- cpuidle_enter
>                       |          cpu_startup_entry
>                       |          |          
>                       |          |--93.29%-- start_secondary
>                       |          |          
>                       |           --6.71%-- rest_init
>                       |                     start_kernel
>                       |                     x86_64_start_reservations
>                       |                     x86_64_start_kernel
>                       |          
>                       |--2.99%-- cpu_startup_entry
>                       |          |          
>                       |          |--99.82%-- rest_init
>                       |          |          start_kernel
>                       |          |          x86_64_start_reservations
>                       |          |          x86_64_start_kernel
>                       |           --0.18%-- [...]
>                       |          
>                       |--0.59%-- __sched_text_start
>                       |          schedule_preempt_disabled
>                       |          cpu_startup_entry
>                       |          |          
>                       |          |--98.78%-- rest_init
>                       |          |          start_kernel
>                       |          |          x86_64_start_reservations
>                       |          |          x86_64_start_kernel
>                       |          |          
>                       |           --1.22%-- start_secondary
>                        --0.23%-- [...]
>
>     8.47%     0.04%  swapper          [kernel.kallsyms]                   [k] do_IRQ                                                                                                                                                                                                                     
>                    |
>                    ---do_IRQ
>                       |          
>                       |--99.92%-- ret_from_intr
>                       |          |          
>                       |          |--96.19%-- cpuidle_enter
>                       |          |          cpu_startup_entry
>                       |          |          |          
>                       |          |          |--93.29%-- start_secondary
>                       |          |          |          
>                       |          |           --6.71%-- rest_init
>                       |          |                     start_kernel
>                       |          |                     x86_64_start_reservations
>                       |          |                     x86_64_start_kernel
>                       |          |          
>                       |          |--2.99%-- cpu_startup_entry
>                       |          |          |          
>                       |          |          |--99.82%-- rest_init
>                       |          |          |          start_kernel
>                       |          |          |          x86_64_start_reservations
>                       |          |          |          x86_64_start_kernel

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Attachments on bug 90014: 115054 | 115069

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