Waiting 450 seconds before starting pt-pmp profiling... Starting stack trace collection at Tue May 19 11:47:32 AM UTC 2026 Collecting stack traces using pt-pmp (auto-detecting mysqld) ================================================ Tue May 19 11:47:33 AM UTC 2026 2656 __futex_abstimed_wait_common64,__pthread_cond_wait_common,native_cond_timedwait,pfs_spawn_thread,start_thread,__clone3 2018 epoll_wait,io_poll_wait,get_event,pfs_spawn_thread,start_thread,__clone3 967 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 32 __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_other::get,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 30 __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_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 30 __GI___sigtimedwait,signal_hand,pfs_spawn_thread,start_thread,__clone3 30 __GI___poll,Mysqld_socket_listener::listen_for_connection_event,Connection_acceptor::connection_event_loop,__libc_start_call_main,call_init,_start(mysqld) 30 __GI___clock_nanosleep,__GI___nanosleep,std::this_thread::sleep_for,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 6 log_t&,,trx_flush_log_if_needed_low,trx_commit_complete_for_mysql,innobase_commit,ha_commit_low,TC_LOG_DUMMY::commit,ha_commit_trans,trans_commit,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 6 log_advance_ready_for_write_lsn,std::__atomic_base,std::__atomic_base,mem_heap_create,row_ins_sec_index_entry,row_ins_index_entry,row_insert_for_mysql_using_ins_graph,row_insert_for_mysql,ha_innobase::write_row,handler::ha_write_row,write_record,Sql_cmd_insert_values::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_make_young,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,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 TTASEventMutex::is_free,buf_page_io_complete,fil_aio_wait,std::atomic::load,std::thread::_State_impl,Query_terms<,std::__cxx11::basic_string,PolicyMutex,ha_innobase::extra,aggregated_stats::get_shard,open_and_process_table,open_tables_for_query,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,PolicyMutex,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 PFS_single_stat::aggregate_value,std::__atomic_base::load,net_read_packet_header,net_read_uncompressed_packet,Protocol_classic::read_packet,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 pfs_set_statement_rows_sent_vc,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 pfs_rw_lock_x_lock_func,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,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_rw_lock_s_lock_func,Buf_fetch::lookup,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,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_rw_lock_s_lock_func,Buf_fetch::lookup,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 pfs_memory_free_vc,my_internal_free,libssl::??(libssl.so.3),libssl::??(libssl.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,String::shrink,THD::send_statement_status,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 pfs_memory_alloc_vc,my_internal_malloc,MEM_ROOT::AllocBlock,MEM_ROOT::ForceNewBlock,parse_query_bind_params,Protocol_classic::parse_packet,Protocol_classic::get_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 page_simple_validate_new,Double_write::check_block,Double_write::prepare,Double_write::write_to_datafile,Double_write::write_data_pages,dblwr::write,buf_flush_write_block_low,buf_flush_try_neighbors,buf_flush_LRU_list_batch,buf_flush_LRU_list,buf_flush_page_coordinator_thread,std::thread::_State_impl,PolicyMutex,ha_innobase::extra,handler::ha_reset,close_thread_table,close_open_tables,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,PolicyMutex,ha_innobase::extra,close_thread_tables,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_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,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 murmur3_32,lf_hash_search,MDL_map::find,MDL_context::acquire_lock,THD::pop_internal_handler,open_and_process_table,open_tables_for_query,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 multi_alloc_root,allocate_column_bitmap,COPY_INFO::add_function_default_columns,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 mtr_t::commit,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 mtr_t::Command::execute,mtr_t::check_nolog_and_unmark,trx_purge_free_segment,trx_purge_truncate_history,trx_purge_truncate,srv_do_purge,std::thread::_State_impl,Query_terms<,std::__cxx11::basic_string,std::__atomic_base,Query_terms<,std::__cxx11::basic_string,Query_terms<,std::__cxx11::basic_string,mem_heap_create,row_ins_sec_index_entry,row_ins_index_entry,row_insert_for_mysql_using_ins_graph,row_insert_for_mysql,ha_innobase::write_row,handler::ha_write_row,write_record,Sql_cmd_insert_values::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 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 _int_free_merge_chunk,_int_free,__GI___libc_free,MEM_ROOT::FreeBlocks,dispatch_command,do_command,threadpool_process_request,handle_event,pfs_spawn_thread,start_thread,__clone3 1 _int_free,__GI___libc_free,libssl::??(libssl.so.3),libssl::??(libssl.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 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 inline_mysql_mutex_lock,open_table,open_and_process_table,open_tables_for_query,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 inline_mysql_mutex_lock,close_open_tables,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 hardware::crc32_using_pclmul,log_block_set_checksum,log_writer,std::thread::_State_impl,buf_flush_page_coordinator_thread,std::thread::_State_impl,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,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 buf_LRU_free_page,buf_flush_LRU_list_batch,buf_flush_LRU_list,buf_flush_page_cleaner_thread,std::thread::_State_impl