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【DM版本】:8
【操作系统】：linux
【CPU】:
【问题描述】*：怎么排查，中的锁超时问题。系统运行一段时间就会出现锁超时问题。
具体原因要怎么分析？ 按说只能等待同一条数据的更新才会出现锁超时吧？### The error may involve defaultParameterMap

The error occurred while setting parameters

SQL: MERGE INTO house mh USING ( SELECT msa.key_id,msa.first_dep_amount,msa.dep_total_amount,msa.drw_total_amount,msa.balance FROM req_detail drd INNER JOIN MF_SUB_ACCOUNT msa ON drd.sub_account_id = msa.id WHERE drd.req_no = ? ) t on (t.key_id = mh.id) WHEN MATCHED THEN UPDATE SET mh.deposit_sign = case when nvl(t.first_dep_amount, 0) = 0 then 'X' when (case when ? = '01' then t.balance + nvl(?, 0) else nvl(t.dep_total_amount, 0) - nvl(t.drw_total_amount, 0) + nvl(?, 0) end) >= nvl(mh.due_amount, 0) then 'Y' else 'N' end, mh.version_time = sysdate ,mh.modify_time = sysdate ,mh.modify_user_id=mh.modify_user_id,mh.modify_user_name=mh.modify_user_name ,mh.major_code = ?

Cause: dm.jdbc.driver.DMException: 锁超时

; 锁超时; nested exception is dm.jdbc.driver.DMException: 锁超时
at org.springframework.jdbc.support.SQLStateSQLExceptionTranslator.doTranslate(SQLStateSQLExceptionTranslator.java:104)
at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:73)
at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:82)
at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:82)
at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:92)
at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:439)
at jdk.proxy2/jdk.proxy2.$Proxy192.update(Unknown Source)