导致|深入理解 MySQL导致 CPU %sy 高的问题-爱可生( 二 ) zone|cpu|理解|mysql|爱可生

#10x0000000000f6b65c in Time_zone::gmt_sec_to_TIME (this=0x2e76948, tmp=0x7fffec0f3ff0, tv=...) at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/tztime.h:60
#20x0000000000f51643 in Field_timestampf::get_date_internal (this=0x7ffe7ca66540, ltime=0x7fffec0f3ff0)
at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/field.cc:6014
#30x0000000000f4ff49 in Field_temporal_with_date::val_str (this=0x7ffe7ca66540, val_buffer=0x7fffec0f4370, val_ptr=0x7fffec0f4370)
at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/field.cc:5429
#40x0000000000f11d7b in Field::val_str (this=0x7ffe7ca66540, str=0x7fffec0f4370) at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/field.h:866
#50x0000000000f4549d in Field::send_text (this=0x7ffe7ca66540, protocol=0x7ffe7c001e88) at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/field.cc:1725
#60x00000000014dfb82 in Protocol_text::store (this=0x7ffe7c001e88, field=0x7ffe7ca66540)
at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/protocol_classic.cc:1415
#70x0000000000fb06c0 in Item_field::send (this=0x7ffe7c006ec0, protocol=0x7ffe7c001e88, buffer=0x7fffec0f4760)
at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/item.cc:7801
#80x000000000156b15c in THD::send_result_set_row (this=0x7ffe7c000b70, row_items=0x7ffe7c005d58)
at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/sql_class.cc:5026
#90x0000000001565758 in Query_result_send::send_data (this=0x7ffe7c006e98, items=...) at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/sql_class.cc:2932
#10 0x0000000001585490 in end_send (join=0x7ffe7c007078, qep_tab=0x7ffe7c0078d0, end_of_records=false)
at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/sql_executor.cc:2925
#11 0x0000000001582059 in evaluate_join_record (join=0x7ffe7c007078, qep_tab=0x7ffe7c007758)
time_zone=‘+08:00’转换栈帧
#0Time_zone_offset::gmt_sec_to_TIME (this=0x6723d90, tmp=0x7fffec0f3ff0, t=1546275661) at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/tztime.cc:1418
【 导致|深入理解 MySQL导致 CPU %sy 高的问题-爱可生】#10x0000000000f6b65c in Time_zone::gmt_sec_to_TIME (this=0x6723d90, tmp=0x7fffec0f3ff0, tv=...) at /root/mysqlall/percona-server-locks-detail-5.7.22/sql/tztime.h:60