etrace 璺熻釜 nginx涔婬TTP璇锋眰娴佺▼

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篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了etrace 璺熻釜 nginx涔婬TTP璇锋眰娴佺▼相关的知识，希望对你有一定的参考价值。

鏍囩锛?/p>

curl 127.0.0.1   


|    |       |       \--ngx_epoll_process_events 
   |    |       |       |       \--ngx_time_update 
   |    |       |       |       |       \--ngx_gmtime 
   |    |       |       |       |       \--ngx_sprintf 
   |    |       |       |       |       |       \--ngx_vslprintf 
   |    |       |       |       |       |       |       \--ngx_sprintf_num 
   |    |       |       |       |       |       |       \--ngx_sprintf_num (total: 5 times) 
   |    |       |       |       |       \--ngx_localtime 
   |    |       |       |       |       \--ngx_sprintf 
   |    |       |       |       |       |       \--ngx_vslprintf 
   |    |       |       |       |       |       |       \--ngx_sprintf_num 
   |    |       |       |       |       |       |       \--ngx_sprintf_num (total: 6 times) 
   |    |       |       |       |       \--ngx_sprintf 
   |    |       |       |       |       |       \--ngx_vslprintf 
   |    |       |       |       |       |       |       \--ngx_sprintf_num 
   |    |       |       |       |       |       |       \--ngx_sprintf_num (total: 7 times) 
   |    |       |       |       |       \--ngx_sprintf 
   |    |       |       |       |       |       \--ngx_vslprintf 
   |    |       |       |       |       |       |       \--ngx_sprintf_num 
   |    |       |       |       |       |       |       \--ngx_sprintf_num (total: 8 times) 
   |    |       |       |       \--ngx_event_accept 
   |    |       |       |       |       \--ngx_get_connection 
   |    |       |       |       |       \--ngx_create_pool 
   |    |       |       |       |       |       \--ngx_memalign 
   |    |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       \--ngx_palloc (total: 2 times) 
   |    |       |       |       |       \--ngx_pnalloc 
   |    |       |       |       |       \--ngx_sock_ntop 
   |    |       |       |       |       |       \--ngx_snprintf 
   |    |       |       |       |       |       |       \--ngx_vslprintf 
   |    |       |       |       |       |       |       |       \--ngx_sprintf_num 
   |    |       |       |       |       |       |       |       \--ngx_sprintf_num (total: 4 times) 
   |    |       |       |       |       \--ngx_http_init_connection 
   |    |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       \--ngx_event_add_timer 
   |    |       |       |       |       |       |       \--ngx_rbtree_insert 
   |    |       |       |       |       |       \--ngx_handle_read_event 
   |    |       |       |       |       |       |       \--ngx_epoll_add_event 
   |    |       |       \--ngx_event_expire_timers 
   |    |       |       |       \--ngx_rbtree_min 
   |    |       \--ngx_process_events_and_timers 
   |    |       |       \--ngx_event_find_timer 
   |    |       |       |       \--ngx_rbtree_min 
   |    |       |       \--ngx_epoll_process_events 
   |    |       |       |       \--ngx_time_update 
   |    |       |       |       \--ngx_http_init_request 
   |    |       |       |       |       \--ngx_pcalloc 
   |    |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       \--ngx_pcalloc 
   |    |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       |       \--ngx_palloc_large 
   |    |       |       |       |       |       |       |       \--ngx_alloc 
   |    |       |       |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       \--ngx_create_temp_buf 
   |    |       |       |       |       |       \--ngx_pcalloc 
   |    |       |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       |       |       \--ngx_palloc_block 
   |    |       |       |       |       |       |       |       |       \--ngx_memalign 
   |    |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       |       \--ngx_palloc_large 
   |    |       |       |       |       |       |       |       \--ngx_alloc 
   |    |       |       |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       \--ngx_create_pool 
   |    |       |       |       |       |       \--ngx_memalign 
   |    |       |       |       |       \--ngx_list_init 
   |    |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       \--ngx_pcalloc 
   |    |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       \--ngx_pcalloc 
   |    |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       \--ngx_http_process_request_line 
   |    |       |       |       |       |       \--ngx_http_read_request_header 
   |    |       |       |       |       |       |       \--ngx_unix_recv 
   |    |       |       |       |       |       \--ngx_http_parse_request_line 
   |    |       |       |       |       |       \--ngx_list_init 
   |    |       |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       \--ngx_array_init 
   |    |       |       |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       \--ngx_http_process_request_headers 
   |    |       |       |       |       |       |       \--ngx_http_read_request_header 
   |    |       |       |       |       |       |       \--ngx_http_parse_header_line 
   |    |       |       |       |       |       |       \--ngx_list_push 
   |    |       |       |       |       |       |       \--ngx_pnalloc 
   |    |       |       |       |       |       |       \--ngx_hash_find 
   |    |       |       |       |       |       |       \--ngx_http_process_user_agent 
   |    |       |       |       |       |       |       |       \--ngx_strstrn 
   |    |       |       |       |       |       |       |       \--ngx_strstrn (total: 6 times) 
   |    |       |       |       |       |       |       \--ngx_http_parse_header_line 
   |    |       |       |       |       |       |       \--ngx_list_push 
   |    |       |       |       |       |       |       \--ngx_pnalloc 
   |    |       |       |       |       |       |       \--ngx_hash_find 
   |    |       |       |       |       |       |       \--ngx_http_process_host 
   |    |       |       |       |       |       |       |       \--ngx_http_validate_host 
   |    |       |       |       |       |       |       \--ngx_http_parse_header_line 
   |    |       |       |       |       |       |       \--ngx_list_push 
   |    |       |       |       |       |       |       \--ngx_pnalloc 
   |    |       |       |       |       |       |       \--ngx_hash_find 
   |    |       |       |       |       |       |       \--ngx_http_parse_header_line 
   |    |       |       |       |       |       |       \--ngx_http_process_request_header 
   |    |       |       |       |       |       |       |       \--ngx_http_find_virtual_server 
   |    |       |       |       |       |       |       \--ngx_http_process_request 
   |    |       |       |       |       |       |       |       \--ngx_event_del_timer 
   |    |       |       |       |       |       |       |       |       \--ngx_rbtree_delete 
   |    |       |       |       |       |       |       |       \--ngx_http_handler 
   |    |       |       |       |       |       |       |       |       \--ngx_http_core_run_phases 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_rewrite_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_rewrite_handler 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_find_config_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_find_location 
   |    |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_find_static_location 
   |    |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_find_location 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_find_static_location 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_update_location_config 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_rewrite_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_rewrite_handler 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_post_rewrite_phase 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_generic_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_limit_req_handler 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_generic_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_limit_conn_handler 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_access_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_access_handler 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_access_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_auth_basic_handler 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_post_access_phase 
   |    |       |       |       |       |       |       |       |       |       \--ngx_http_core_content_phase 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_index_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_map_uri_to_path 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_pnalloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_cpystrn 
   |    |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_set_disable_symlinks 
   |    |       |       |       |       |       |       |       |       |       |       |       \--ngx_open_cached_file 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_file_info_wrapper 
   |    |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_internal_redirect 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_set_exten 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_update_location_config 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_run_phases 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_rewrite_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_rewrite_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_find_config_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_core_find_location 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_core_find_static_location 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_core_find_location 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_core_find_static_location 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_update_location_config 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_rewrite_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_rewrite_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_post_rewrite_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_generic_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_limit_req_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_generic_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_limit_conn_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_access_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_access_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_access_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_auth_basic_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_post_access_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_content_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_index_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_content_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_autoindex_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_core_content_phase 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_static_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_map_uri_to_path 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pnalloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_cpystrn 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_set_disable_symlinks 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_open_cached_file 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pool_cleanup_add 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc (total: 2 times) 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_open_and_stat_file 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_open_file_wrapper 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_discard_request_body 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_test_expect 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_set_content_type 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_hash_find 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pcalloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pcalloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_send_header 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_not_modified_header_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_headers_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_userid_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_charset_header_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_destination_charset 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_ssi_header_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_gzip_header_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_range_header_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_list_push 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_chunked_header_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_header_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_create_temp_buf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pcalloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc (total: 2 times) 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_vslprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf_num 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_time 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_gmtime 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_vslprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf_num 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf_num (total: 5 times) 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_write_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_alloc_chain_link 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_output_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_range_body_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_copy_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pcalloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_output_chain 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_output_chain_as_is 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_charset_body_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_ssi_body_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_postpone_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_gzip_body_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_chunked_body_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_write_filter 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_alloc_chain_link 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_palloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_linux_sendfile_chain 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_array_push 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_finalize_request 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_post_action 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_finalize_connection 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_close_request 
   |    |       |       |       |       |       |       |       |       |       |       \--ngx_http_finalize_request 
   |    |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_finalize_connection 
   |    |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_set_keepalive 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_free_request 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_http_log_request 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_handler 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_script_flush_no_cacheable_variables 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable_getlen 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_variable_remote_addr 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_escape 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable_getlen 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_variable_remote_user 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_auth_basic_user 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable_getlen 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_variable_request_line 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_escape 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable_getlen 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_variable_header 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable_getlen 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_variable_header 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_escape 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pnalloc 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_time 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_status 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_vslprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf_num 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_body_bytes_sent 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_vslprintf 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_sprintf_num 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_get_indexed_variable 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_copy_short 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_http_log_write 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_write_fd 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_destroy_pool 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       |      \--ngx_pool_cleanup_file 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_event_add_timer 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_rbtree_insert 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_handle_read_event 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_pfree 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_pfree (total: 2 times) 
   |    |       |       |       |       |       |       |       |       |       |       |       |       |       \--ngx_reusable_connection 
   |    |       |       |       |       |       |       |       \--ngx_http_run_posted_requests 
   |    |       |       \--ngx_event_process_posted 
   |    |       |       |       \--ngx_http_keepalive_handler 
   |    |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       \--ngx_palloc_large 
   |    |       |       |       |       |       |       \--ngx_alloc 
   |    |       |       |       |       \--ngx_unix_recv 
   |    |       |       |       |       \--ngx_handle_read_event 
   |    |       |       |       |       \--ngx_pfree 
   |    |       \--ngx_process_events_and_timers 
   |    |       |       \--ngx_event_find_timer 
   |    |       |       |       \--ngx_rbtree_min 
   |    |       |       \--ngx_epoll_process_events 
   |    |       |       |       \--ngx_time_update 
   |    |       |       |       \--ngx_http_keepalive_handler 
   |    |       |       |       |       \--ngx_palloc 
   |    |       |       |       |       |       \--ngx_palloc_large 
   |    |       |       |       |       |       |       \--ngx_alloc 
   |    |       |       |       |       \--ngx_unix_recv 
   |    |       |       |       |       \--ngx_http_close_connection 
   |    |       |       |       |       |       \--ngx_close_connection 
   |    |       |       |       |       |       |       \--ngx_event_del_timer 
   |    |       |       |       |       |       |       |       \--ngx_rbtree_delete 
   |    |       |       |       |       |       |       \--ngx_epoll_del_connection 
   |    |       |       |       |       |       |       \--ngx_reusable_connection 
   |    |       |       |       |       |       |       \--ngx_free_connection 
   |    |       |       |       |       |       \--ngx_destroy_pool 
   |    |       |       \--ngx_event_expire_timers 
   |    |       \--ngx_process_events_and_timers 
   |    |       |       \--ngx_event_find_timer

 

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