Error updating database. Cause:java.sql.SQLException: Lock wait timeout exceeded； try 清除数据库执行时间较长的任务

SELECT * FROM information_schema.`PROCESSLIST` WHERE TIME > 1000 AND USER = 'dimsusr' ORDER BY TIME DESC;
  kill   id ；

Error updating database. Cause:java.sql.SQLException: Lock wait timeout exceeded; try restartingtransaction

select * from information_schema.innodb_trx
查看 trx_mysql_thread_id

show processlist
kill 100070;

引起的问题：并发下spring事务造成了死锁。