Waiting 450 seconds before starting pt-pmp profiling... Starting stack trace collection at Tue May 19 11:32:20 AM UTC 2026 Collecting stack traces using pt-pmp (auto-detecting mysqld) ================================================ Tue May 19 11:32:20 AM UTC 2026 2577 __futex_abstimed_wait_common64,__pthread_cond_wait_common,native_cond_timedwait,pfs_spawn_thread,start_thread,__clone3 2168 epoll_wait,io_poll_wait,get_event,pfs_spawn_thread,start_thread,__clone3 972 syscall,__io_getevents_0_4(libaio.so.1.0.1),LinuxAIOHandler::collect,LinuxAIOHandler::poll,os_aio_linux_handler,fil_aio_wait,std::atomic::load,std::thread::_State_impl,Sort_param::make_sortkey,alloc_and_make_sortkey,read_all_rows,SortingIterator::DoSort,SortingIterator::Init,Query_expression::ExecuteIteratorQuery,LEX::set_current_query_block,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 17 __GI_fdatasync,os_file_fsync_posix,pfs_os_file_flush_func,Log_file_handle::fsync,operator,std::thread::_State_impl,std::__atomic_base,temptable::Indexed_cells_hash::operator,temptable::Hash_unique::insert,at,temptable::Table::insert,temptable::Handler::write_row,handler::ha_write_row,,,filesort,SortingIterator::DoSort,SortingIterator::Init,Query_expression::ExecuteIteratorQuery,LEX::set_current_query_block,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 3 __libc_pread64,os_file_io,os_file_pread,pfs_os_aio_func,fil_io,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_block_get_func,btr_pcur_t::move_to_next_page,btr_pcur_t::move_to_next,row_search_mvcc,ha_innobase::index_read,handler::ha_index_read_map,Index_lookup*),POSITION*),JOIN::extract_func_dependent_tables,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 3 __GI___libc_read,libcrypto::??(libcrypto.so.3),libcrypto::??(libcrypto.so.3),libcrypto::??(libcrypto.so.3),BIO_read(libcrypto.so.3),libssl::??(libssl.so.3),libssl::??(libssl.so.3),libssl::??(libssl.so.3),libssl::??(libssl.so.3),libssl::??(libssl.so.3),ssl_handshake_loop,sslaccept,server_mpvio_read_packet,caching_sha2_password_authenticate,do_auth_once,acl_authenticate,check_connection,login_connection,thd_prepare_connection,handle_event,pfs_spawn_thread,start_thread,__clone3 3 __futex_abstimed_wait_common64,__pthread_cond_wait_common,os_event::wait,thd_wait_end,buf_LRU_get_free_block,buf_page_init_for_read,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,btr_pcur_t::open,row_search_index_entry,row_upd_sec_index_entry_low,row_upd_sec_index_entry,row_update_for_mysql_using_upd_graph,ha_innobase::delete_row,handler::ha_delete_row,,Sql_cmd_delete::delete_from_single_table,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 2 VisibleFieldsAdapter,Query_terms<,Query_arena::item_list,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 2 temptable::Handler::write_row,handler::ha_write_row,,,filesort,SortingIterator::DoSort,SortingIterator::Init,Query_expression::ExecuteIteratorQuery,LEX::set_current_query_block,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 2 syscall,io_submit(libaio.so.1.0.1),AIO::linux_dispatch,os_aio_func,pfs_os_aio_func,Double_write::write_to_datafile,Double_write::write_data_pages,dblwr::write,buf_flush_write_block_low,buf_flush_try_neighbors,buf_do_flush_list_batch,pc_flush_slot,buf_flush_page_coordinator_thread,std::thread::_State_impl,check_record,Sql_cmd_update::update_single_table,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 vio_ssl_write,net_write_raw_loop,net_flush,net_send_ok,String::shrink,THD::send_statement_status,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 vio_ssl_has_data,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 __vdso_clock_gettime,__GI___clock_gettime,std::chrono::_V2::steady_clock::now(libstdc++.so.6.0.33),buf_page_set_accessed,btr_cur_search_to_nth_level,btr_pcur_t::open_no_init,row_search_mvcc,ha_innobase::index_read,handler::ha_index_read_map,handler::read_range_first,ut::bool_scope_guard_t::~bool_scope_guard_t,handler::multi_range_read_next,handler::ha_multi_range_read_next,IndexRangeScanIterator::Read,Sql_cmd_update::update_single_table,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut_ull_create,row_search_mvcc,ha_innobase::general_fetch,handler::ha_index_next,handler::read_range_next,handler::multi_range_read_next,handler::ha_multi_range_read_next,IndexRangeScanIterator::Read,FilterIterator::Read,Query_expression::ExecuteIteratorQuery,LEX::set_current_query_block,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut_lock_free_hash_t::get_tuple_from_array,ut_lock_free_hash_t::get,Table_ref::fetch_number_of_rows,JOIN::init_planner_arrays,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut::fast_modulo_t::compute,std::__atomic_base::load,btr_estimate_n_rows_in_range_low,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut_delay,page_id_t::hash,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,btr_estimate_n_rows_in_range_low,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut_delay,buf_LRU_scan_and_free_block,buf_LRU_get_free_block,buf_page_init_for_read,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,ut_align_offset,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut_delay,buf_LRU_scan_and_free_block,buf_LRU_get_free_block,buf_page_init_for_read,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,btr_estimate_n_rows_in_range_low,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut_delay,Buf_fetch::lookup,Buf_fetch::single_page,btr_estimate_n_rows_in_range_on_level,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 ut_delay,Buf_fetch::lookup,Buf_fetch::single_page,btr_cur_search_to_nth_level,ut_align_offset,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 TTASEventMutex::is_free,buf_page_io_complete,fil_aio_wait,std::atomic::load,std::thread::_State_impl,Query_terms<,std::__cxx11::basic_string,Fil_shard::do_io,fil_io,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,btr_estimate_n_rows_in_range_low,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 PolicyMutex,Fil_shard::do_io,fil_io,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_block_get_func,btr_pcur_t::move_to_next_page,btr_pcur_t::move_to_next,row_search_mvcc,ha_innobase::index_read,handler::ha_index_read_map,Index_lookup*),POSITION*),JOIN::extract_func_dependent_tables,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 pfs_thread_setname,Worker_thread_context::~Worker_thread_context,handle_event,pfs_spawn_thread,start_thread,__clone3 1 pfs_ssl_bio_callback_ex,libcrypto::??(libcrypto.so.3),BIO_write(libcrypto.so.3),libssl::??(libssl.so.3),libssl::??(libssl.so.3),libssl::??(libssl.so.3),SSL_write(libssl.so.3),vio_ssl_write,net_write_raw_loop,net_flush,net_send_ok,Protocol_classic::send_eof,THD::send_statement_status,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 pfs_set_thread_info_vc,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 pfs_rw_lock_s_unlock_func,mtr_t::release_s_latch_at_savepoint,btr_pcur_t::open_no_init,row_search_mvcc,ha_innobase::index_read,handler::ha_index_read_map,Index_lookup*),POSITION*),JOIN::extract_func_dependent_tables,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 pfs_get_thread_file_stream_locker_vc,pfs_os_file_write_func,write_blocks,log_writer,std::thread::_State_impl,buf_page_optimistic_get,operator,sel_restore_position_for_mysql,row_search_mvcc,ha_innobase::general_fetch,handler::ha_index_next,handler::read_range_next,handler::multi_range_read_next,handler::ha_multi_range_read_next,IndexRangeScanIterator::Read,FilterIterator::Read,,,filesort,SortingIterator::DoSort,SortingIterator::Init,Query_expression::ExecuteIteratorQuery,LEX::set_current_query_block,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 mutex_enter_inline,buf_page_monitor,fil_aio_wait,std::atomic::load,std::thread::_State_impl,buf_LRU_free_from_common_LRU_list,buf_LRU_get_free_block,buf_page_init_for_read,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,btr_pcur_t::open_no_init,row_search_mvcc,ha_innobase::index_read,handler::ha_index_read_map,handler::read_range_first,ut::bool_scope_guard_t::~bool_scope_guard_t,handler::multi_range_read_next,handler::ha_multi_range_read_next,IndexRangeScanIterator::Read,std::atomic::load,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 __memset_evex_unaligned_erms,buf_block_t::mark_for_read_io,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,btr_estimate_n_rows_in_range_low,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 __memset_evex_unaligned_erms,buf_block_t::mark_for_read_io,buf_read_page_low,btr_cur_prefetch_siblings,btr_cur_optimistic_delete_func,btr_cur_optimistic_delete,row_purge_remove_sec_if_poss,que_thr_step,std::__atomic_base,ibuf_merge_or_delete_for_page,buf_page_io_complete,buf_read_page_low,buf_read_page,Buf_fetch::read_page,Buf_fetch_normal::get,Buf_fetch::single_page,btr_cur_search_to_nth_level,ut_align_offset,btr_estimate_n_rows_in_range,int,,int,,check_quick_select,get_key_scans_params,test_quick_select,get_quick_record_count,JOIN::make_join_plan,JOIN::optimize,Query_block::optimize,Query_expression::optimize,Sql_cmd_dml::execute_inner,Sql_cmd_dml::execute,mysql_execute_command,Prepared_statement::execute,Prepared_statement::execute_loop,mysqld_stmt_execute,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 __GI___pthread_self,pfs_thread_setname,Worker_thread_context::~Worker_thread_context,handle_event,pfs_spawn_thread,start_thread,__clone3 1 __GI___pthread_mutex_unlock_usercnt,my_thread_get_THR_PFS,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 __GI___prctl,__pthread_setname_np,pfs_set_thread_vc,Worker_thread_context::~Worker_thread_context,handle_event,pfs_spawn_thread,start_thread,__clone3 1 __GI___lll_lock_wake,lll_mutex_unlock_optimized,OSMutex::exit,OSMutex::enter,std::thread::_State_impl