21 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),ssux_lock::psi_rd_lock(char,btr_cur_t::search_leaf(dtuple_t,ibuf_insert_low(btr_latch_mode,,ibuf_insert(ibuf_op_t,,btr_cur_t::search_leaf(dtuple_t,row_ins_sec_index_entry_low(unsigned,row_ins_sec_index_entry(dict_index_t*,,row_ins_step(que_thr_t*),row_insert_for_mysql(unsigned,ha_innobase::write_row(unsigned,handler::ha_write_row(unsigned,write_record(THD*,,mysql_insert(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 19 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),ssux_lock::psi_rd_lock(char,btr_cur_t::search_leaf(dtuple_t,ibuf_insert_low(btr_latch_mode,,ibuf_insert(ibuf_op_t,,btr_cur_t::search_leaf(dtuple_t,row_search_index_entry(dtuple_t,row_upd_sec_index_entry(upd_node_t*,,row_upd_step(que_thr_t*),row_update_for_mysql(row_prebuilt_t*),ha_innobase::delete_row(unsigned,handler::ha_delete_row(unsigned,mysql_delete(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 17 __libc_pread64,__libc_pread64,os_file_io(IORequest,os_file_read_func(IORequest,os_aio(IORequest,fil_space_t::io(IORequest,buf_read_page(page_id_t,,buf_page_get_low(page_id_t,,btr_cur_t::search_leaf(dtuple_t,row_search_mvcc(unsigned,ha_innobase::index_read(unsigned,handler::ha_index_read_map(unsigned,handler::read_range_first(st_key_range,handler::multi_range_read_next(void**),Mrr_simple_index_reader::get_next(void**),DsMrr_impl::dsmrr_next(void**),QUICK_RANGE_SELECT::get_next(),rr_quick(READ_RECORD*),sub_select(JOIN*,,JOIN::exec_inner(),JOIN::exec(),mysql_select(THD*,,handle_select(THD*,,execute_sqlcom_select(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 4 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),ssux_lock::psi_rd_lock(char,btr_cur_t::search_leaf(dtuple_t,ibuf_insert_low(btr_latch_mode,,ibuf_insert(ibuf_op_t,,btr_cur_t::search_leaf(dtuple_t,row_search_index_entry(dtuple_t,row_purge_remove_sec_if_poss_leaf(purge_node_t*,,row_purge_record_func(purge_node_t*,,row_purge_step(que_thr_t*),que_run_threads(que_thr_t*),purge_worker_callback(void*),tpool::task_group::execute(tpool::task*),tpool::thread_pool_generic::worker_main(tpool::worker_data*),??,start_thread,clone3 4 __futex_abstimed_wait_common64,__futex_abstimed_wait_common,__GI___futex_abstimed_wait_cancelable64,__pthread_cond_wait_common,___pthread_cond_timedwait64,psi_cond_timedwait,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 3 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),srw_lock_impl::psi_rd_lock(char,ha_innobase::info_low(unsigned,make_join_statistics(JOIN*,,JOIN::optimize_inner(),JOIN::optimize(),mysql_select(THD*,,handle_select(THD*,,execute_sqlcom_select(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 2 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),ssux_lock::psi_rd_lock(char,btr_cur_t::search_leaf(dtuple_t,row_search_index_entry(dtuple_t,row_upd_sec_index_entry(upd_node_t*,,row_upd_step(que_thr_t*),row_update_for_mysql(row_prebuilt_t*),ha_innobase::delete_row(unsigned,handler::ha_delete_row(unsigned,mysql_delete(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 2 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),ssux_lock::psi_rd_lock(char,btr_cur_t::search_leaf(dtuple_t,row_ins_sec_index_entry_low(unsigned,row_ins_sec_index_entry(dict_index_t*,,row_ins_step(que_thr_t*),row_insert_for_mysql(unsigned,ha_innobase::write_row(unsigned,handler::ha_write_row(unsigned,write_record(THD*,,mysql_insert(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 2 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),ssux_lock::psi_rd_lock(char,btr_cur_t::search_leaf(dtuple_t,ibuf_merge_or_delete_for_page(buf_block_t*,,buf_page_get_low(page_id_t,,btr_block_get(dict_index_t,btr_can_merge_with_page(btr_cur_t*,,btr_compress(btr_cur_t*,,btr_cur_compress_if_useful(btr_cur_t*,,btr_cur_pessimistic_delete(dberr_t*,,row_purge_remove_sec_if_poss_tree(purge_node_t*,,row_purge_record_func(purge_node_t*,,row_purge_step(que_thr_t*),que_run_threads(que_thr_t*),purge_worker_callback(void*),tpool::task_group::execute(tpool::task*),tpool::thread_pool_generic::worker_main(tpool::worker_data*),??,start_thread,clone3 2 crc32c_3way,buf_calc_page_crc32(unsigned,buf_page_is_corrupted(bool,,buf_page_t::read_complete(fil_node_t,buf_read_page(page_id_t,,buf_page_get_low(page_id_t,,btr_cur_t::search_leaf(dtuple_t,row_search_mvcc(unsigned,ha_innobase::index_read(unsigned,handler::ha_index_read_map(unsigned,handler::read_range_first(st_key_range,handler::multi_range_read_next(void**),Mrr_simple_index_reader::get_next(void**),DsMrr_impl::dsmrr_next(void**),QUICK_RANGE_SELECT::get_next(),rr_quick(READ_RECORD*),sub_select(JOIN*,,JOIN::exec_inner(),JOIN::exec(),mysql_select(THD*,,handle_select(THD*,,execute_sqlcom_select(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 1 syscall,tpool::aio_linux::getevent_thread_routine(tpool::aio_linux*),??,start_thread,clone3 1 syscall,ssux_lock_impl::wr_wait(unsigned,ssux_lock::psi_wr_lock(char,btr_cur_t::search_leaf(dtuple_t,row_search_index_entry(dtuple_t,row_purge_remove_sec_if_poss_tree(purge_node_t*,,row_purge_record_func(purge_node_t*,,row_purge_step(que_thr_t*),que_run_threads(que_thr_t*),purge_worker_callback(void*),tpool::task_group::execute(tpool::task*),tpool::thread_pool_generic::worker_main(tpool::worker_data*),??,start_thread,clone3 1 syscall,ssux_lock_impl::wr_wait(unsigned,ssux_lock::psi_u_wr_upgrade(char,mtr_t::index_lock_upgrade(),btr_cur_t::pessimistic_search_leaf(dtuple_t,btr_cur_t::search_leaf(dtuple_t,ibuf_insert_low(btr_latch_mode,,ibuf_insert(ibuf_op_t,,btr_cur_t::search_leaf(dtuple_t,row_search_index_entry(dtuple_t,row_upd_sec_index_entry(upd_node_t*,,row_upd_step(que_thr_t*),row_update_for_mysql(row_prebuilt_t*),ha_innobase::delete_row(unsigned,handler::ha_delete_row(unsigned,mysql_delete(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 1 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),buf_page_get_low(page_id_t,,btr_latch_prev(buf_block_t*,,btr_cur_t::search_leaf(dtuple_t,ibuf_insert_low(btr_latch_mode,,ibuf_insert(ibuf_op_t,,btr_cur_t::search_leaf(dtuple_t,row_search_index_entry(dtuple_t,row_upd_sec_index_entry(upd_node_t*,,row_upd_step(que_thr_t*),row_update_for_mysql(row_prebuilt_t*),ha_innobase::delete_row(unsigned,handler::ha_delete_row(unsigned,mysql_delete(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 1 syscall,srw_mutex_impl::wait_and_lock(),buf_page_get_low(page_id_t,,btr_block_get(dict_index_t,btr_cur_t::search_leaf(dtuple_t,ibuf_insert_low(btr_latch_mode,,ibuf_insert(ibuf_op_t,,btr_cur_t::search_leaf(dtuple_t,row_ins_sec_index_entry_low(unsigned,row_ins_sec_index_entry(dict_index_t*,,row_ins_step(que_thr_t*),row_insert_for_mysql(unsigned,ha_innobase::write_row(unsigned,handler::ha_write_row(unsigned,write_record(THD*,,mysql_insert(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 1 syscall,srw_mutex_impl::wait_and_lock(),ssux_lock_impl::rd_wait(),ssux_lock::psi_rd_lock(char,btr_cur_t::search_leaf(dtuple_t,ibuf_merge_or_delete_for_page(buf_block_t*,,buf_page_get_low(page_id_t,,btr_block_get(dict_index_t,btr_can_merge_with_page(btr_cur_t*,,btr_compress(btr_cur_t*,,btr_cur_compress_if_useful(btr_cur_t*,,btr_cur_pessimistic_delete(dberr_t*,,row_purge_remove_sec_if_poss_tree(purge_node_t*,,row_purge_record_func(purge_node_t*,,row_purge_step(que_thr_t*),que_run_threads(que_thr_t*),trx_purge(unsigned,purge_coordinator_callback(void*),tpool::task_group::execute(tpool::task*),tpool::thread_pool_generic::worker_main(tpool::worker_data*),??,start_thread,clone3 1 Item::real_item(),is_local_field(Item*),Item_func_in::add_key_fields(JOIN*,,update_ref_and_keys(THD*,,make_join_statistics(JOIN*,,JOIN::optimize_inner(),JOIN::optimize(),mysql_select(THD*,,handle_select(THD*,,execute_sqlcom_select(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 1 __GI___sigtimedwait,signal_hand,pfs_spawn_thread,start_thread,clone3 1 __GI___poll,vio_io_wait,vio_socket_io_wait,vio_read,my_real_read(st_net*,,my_net_read_packet_reallen,my_net_read_packet,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 1 __GI___poll,handle_connections_sockets(),mysqld_main(int,,__libc_start_call_main,__libc_start_main_impl,_start 1 futex_wait,__GI___lll_lock_wait,lll_mutex_lock_optimized,___pthread_mutex_lock,psi_mutex_lock,srv_monitor_task[cold],tpool::thread_pool_generic::timer_generic::execute(void*),tpool::task::execute(),tpool::thread_pool_generic::worker_main(tpool::worker_data*),??,start_thread,clone3 1 futex_wait,__GI___lll_lock_wait,lll_mutex_lock_optimized,___pthread_mutex_lock,psi_mutex_lock,ibuf_print(_IO_FILE*),srv_printf_innodb_monitor(_IO_FILE*,,innobase_show_status(handlerton*,,ha_show_status(THD*,,mysql_execute_command(THD*,,mysql_parse(THD*,,dispatch_command(enum_server_command,,do_command(THD*,,do_handle_one_connection(CONNECT*,,handle_one_connection,pfs_spawn_thread,start_thread,clone3 1 __futex_abstimed_wait_common64,__futex_abstimed_wait_common,__GI___futex_abstimed_wait_cancelable64,__pthread_cond_wait_common,___pthread_cond_wait,psi_cond_wait,handle_manager[cold],pfs_spawn_thread,start_thread,clone3 1 __futex_abstimed_wait_common64,__futex_abstimed_wait_common,__GI___futex_abstimed_wait_cancelable64,__pthread_cond_wait_common,___pthread_cond_wait,psi_cond_wait,binlog_background_thread[cold],pfs_spawn_thread,start_thread,clone3 1 __futex_abstimed_wait_common64,__futex_abstimed_wait_common,__GI___futex_abstimed_wait_cancelable64,__pthread_cond_wait_common,___pthread_cond_timedwait64,psi_cond_timedwait,timer_handler[cold],pfs_spawn_thread,start_thread,clone3 1 __futex_abstimed_wait_common64,__futex_abstimed_wait_common,__GI___futex_abstimed_wait_cancelable64,__pthread_cond_wait_common,___pthread_cond_timedwait64,psi_cond_timedwait,my_service_thread_sleep[cold],ma_checkpoint_background,pfs_spawn_thread,start_thread,clone3 1 __futex_abstimed_wait_common64,__futex_abstimed_wait_common,__GI___futex_abstimed_wait_cancelable64,__pthread_cond_wait_common,___pthread_cond_timedwait64,buf_flush_page_cleaner(),??,start_thread,clone3 1 __futex_abstimed_wait_common64,__futex_abstimed_wait_common,__GI___futex_abstimed_wait_cancelable64,__pthread_cond_wait_common,___pthread_cond_clockwait64,___pthread_cond_clockwait64,tpool::thread_pool_generic::wait_for_tasks(std::unique_lock&,,tpool::thread_pool_generic::get_task(tpool::worker_data*,,tpool::thread_pool_generic::worker_main(tpool::worker_data*),??,start_thread,clone3 1