메뉴 건너뛰기

Bigdata, Semantic IoT, Hadoop, NoSQL

Bigdata, Hadoop ecosystem, Semantic IoT등의 프로젝트를 진행중에 습득한 내용을 정리하는 곳입니다.
필요한 분을 위해서 공개하고 있습니다. 문의사항은 gooper@gooper.com로 메일을 보내주세요.


* 참고1 ==> http://kshmc.tistory.com/entry/MyBatis-Datasource-%EC%B0%B8%EA%B3%A0
* 참고2 ==> http://fruitdev.tistory.com/59

mybatis을 이용한 java프로그램에서 주말(토,일)에 아래와 같은 오류가 발생하는 경우가 있는데 이는 커넥션이 끊어진 상태에서 query를 보내려할때 발생한다. 이때는 mybatis에서 아래와 같은 설정 하여준다. 특히 아래의 두개 값이 설정되어야 주기적으로 커넥션을 체크하여 커넥션을 유지 할 수 있다.

poolPingEnabled : 커넥션이 살아있는지 ping 테스트 여부
poolPingQuery : 커넥션 ping 테스트 쿼리 (DB 종류에 따라 적절하게 수정)

--------설정부분--------------------------------
<environments default="development">
    <environment id="development">
        <transactionManager type="JDBC" />
        <dataSource type="POOLED">
            <property name="driver" value="${driver}" />
            <property name="url" value="${url}" />
            <property name="username" value="${username}" />
            <property name="password" value="${password}" />
            <property name="poolMaximumActiveConnections" value="20"/>
            <property name="poolMaximumIdleConnections" value="20"/>
            <property name="poolMaximumCheckoutTime" value="20000"/>
            <property name="poolPingEnabled" value="true"/>
            <property name="poolPingQuery" value="select 1"/>
            <property name="poolPingConnectionsNotUsedFor" value="10000"/>
            <property name="poolTimeToWait" value="15000"/>
        </dataSource>
    </environment>
</environments>

------------------------------오류내용-----------------------------------
[2016-10-31 10:47:30,879] [util.Utils] [runShell(#581)] [DEBUG] Thread errMsgT Status : TERMINATED 
[2016-10-31 10:47:30,879] [util.Utils] [runShell(#586)] [DEBUG] notTimeOver ==========================>true 
[2016-10-31 10:47:30,879] [util.Utils] [runShell(#601)] [DEBUG] process destoryed ==========================> 
[2016-10-31 10:47:30,879] [sf.TripleService] [sendTripleFile(#247)] [DEBUG] resultStr in TripleService.sendTripleFile() == > [, ] 
[2016-10-31 10:47:30,879] [sf.TripleService] [sendTripleFile(#258)] [INFO] sendTripleFile end==========================> 
[2016-10-31 10:47:30,879] [onem2m.AvroOneM2MDataSubscribe] [sendTriples(#224)] [INFO] Sending triples in com.gooper.icbms.sda.kafka.onem2m.AvroOneM2MDataSubscribe end....................... 
[2016-10-31 10:47:30,879] [comm.SchComm] [updateFinishTime(#69)] [DEBUG] updateFinishTime in SchComm start..... 
[2016-10-31 10:47:30,879] [service.Sch2ServiceImpl] [updateFinishTime(#143)] [DEBUG] updateFinishTime() ......................... start  
org.apache.ibatis.exceptions.PersistenceException: 
### Error updating database.  Cause: org.apache.ibatis.transaction.TransactionException: Error configuring AutoCommit.  Your driver may not support getAutoCommit() or setAutoCommit(). Requested setting: false.  Cause: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4
### Cause: org.apache.ibatis.transaction.TransactionException: Error configuring AutoCommit.  Your driver may not support getAutoCommit() or setAutoCommit(). Requested setting: false.  Cause: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4
        at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:23)
        at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:150)
        at com.gooper.icbms.sda.comm.sch.dao.Sch2DAO.updateFinishTime(Sch2DAO.java:33)
        at com.gooper.icbms.sda.comm.service.Sch2ServiceImpl.updateFinishTime(Sch2ServiceImpl.java:144)
        at com.gooper.icbms.sda.comm.SchComm.updateFinishTime(SchComm.java:93)
        at com.gooper.icbms.sda.kafka.onem2m.AvroOneM2MDataSubscribe$1.run(AvroOneM2MDataSubscribe.java:162)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.ibatis.transaction.TransactionException: Error configuring AutoCommit.  Your driver may not support getAutoCommit() or setAutoCommit(). Requested setting: false.  Cause: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4
        at org.apache.ibatis.transaction.jdbc.JdbcTransaction.setDesiredAutoCommit(JdbcTransaction.java:102)
        at org.apache.ibatis.transaction.jdbc.JdbcTransaction.openConnection(JdbcTransaction.java:135)
        at org.apache.ibatis.transaction.jdbc.JdbcTransaction.getConnection(JdbcTransaction.java:58)
        at org.apache.ibatis.executor.BaseExecutor.getConnection(BaseExecutor.java:271)
        at org.apache.ibatis.executor.SimpleExecutor.prepareStatement(SimpleExecutor.java:69)
        at org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:44)
        at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:100)
        at org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:75)
        at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:148)
        ... 7 more
Caused by: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4
        at org.mariadb.jdbc.internal.util.ExceptionMapper.get(ExceptionMapper.java:123)
        at org.mariadb.jdbc.internal.util.ExceptionMapper.throwException(ExceptionMapper.java:69)
        at org.mariadb.jdbc.MariaDbStatement.executeQueryEpilog(MariaDbStatement.java:261)
        at org.mariadb.jdbc.MariaDbStatement.execute(MariaDbStatement.java:290)
        at org.mariadb.jdbc.MariaDbStatement.executeUpdate(MariaDbStatement.java:474)
        at org.mariadb.jdbc.MariaDbStatement.executeUpdate(MariaDbStatement.java:490)
        at org.mariadb.jdbc.MariaDbConnection.setAutoCommit(MariaDbConnection.java:492)
        at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at org.apache.ibatis.datasource.pooled.PooledConnection.invoke(PooledConnection.java:245)
        at com.sun.proxy.$Proxy5.setAutoCommit(Unknown Source)
        at org.apache.ibatis.transaction.jdbc.JdbcTransaction.setDesiredAutoCommit(JdbcTransaction.java:97)
        ... 15 more
Caused by: org.mariadb.jdbc.internal.util.dao.QueryException: Could not read resultset: unexpected end of stream, read 0 bytes from 4
        at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:472)
        at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.result(AbstractQueryProtocol.java:401)
        at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:383)
        at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:339)
        at org.mariadb.jdbc.MariaDbStatement.execute(MariaDbStatement.java:280)
        ... 24 more
Caused by: java.io.EOFException: unexpected end of stream, read 0 bytes from 4
        at org.mariadb.jdbc.internal.util.buffer.ReadUtil.readFully(ReadUtil.java:78)
        at org.mariadb.jdbc.internal.packet.read.RawPacket.nextPacket(RawPacket.java:112)
        at org.mariadb.jdbc.internal.packet.read.ReadPacketFetcher.getReusableRawPacket(ReadPacketFetcher.java:143)
        at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:417)
        ... 28 more
[2016-10-31 10:47:30,880] [service.Sch2ServiceImpl] [updateFinishTime(#154)] [DEBUG] Exception in updateFinishTime()=====> 
### Error updating database.  Cause: org.apache.ibatis.transaction.TransactionException: Error configuring AutoCommit.  Your driver may not support getAutoCommit() or setAutoCommit(). Requested setting: false.  Cause: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4
### Cause: org.apache.ibatis.transaction.TransactionException: Error configuring AutoCommit.  Your driver may not support getAutoCommit() or setAutoCommit(). Requested setting: false.  Cause: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4 
[2016-10-31 10:47:30,881] [onem2m.AvroOneM2MDataSubscribe$1] [run(#171)] [DEBUG] consumer(com.gooper.icbms.sda.kafka.onem2m.AvroOneM2MDataSubscribe$1) exception : org.apache.ibatis.exceptions.PersistenceException: 
### Error updating database.  Cause: org.apache.ibatis.transaction.TransactionException: Error configuring AutoCommit.  Your driver may not support getAutoCommit() or setAutoCommit(). Requested setting: false.  Cause: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4
### Cause: org.apache.ibatis.transaction.TransactionException: Error configuring AutoCommit.  Your driver may not support getAutoCommit() or setAutoCommit(). Requested setting: false.  Cause: java.sql.SQLNonTransientConnectionException: Could not read resultset: unexpected end of stream, read 0 bytes from 4 

번호 제목 글쓴이 날짜 조회 수
721 [Encryption Zone]Encryption Zone에 생성된 table을 select할때 HDFS /tmp/zone1에 대한 권한이 없는 경우 gooper 2023.06.29 12
720 [Hadoop Encryption] Encryption Zone에 생성된 table에 Hue에서 insert 수행시 User:hdfs not allowed to do 'DECRYPT_EEK' ON 'testkey' 오류 gooper 2023.11.01 12
719 [Oracle 11g]Kudu table의 meta정보를 담고 있는 table_params의 백업본을 이용하여 특정 컬럼값을 update하는 Oracle SQL문 gooper 2023.09.04 13
718 Hadoop Clsuter에 이미 포함된 host의 hostname변경시 처리 절차 gooper 2023.03.24 14
717 [CDP7.1.7]EncryptionZone에 table생성및 권한 테스트 gooper 2023.09.26 14
716 service name방식의 oracle을 메타정보 저장소로 사용할때 Hue Configuration설정하는 방법 총관리자 2022.02.12 15
715 [kerberos]Kerberos HA구성 참고 페이지 gooper 2022.08.31 15
714 [Hue admin]Add/Sync LDAP user, Sync LDAP users/groups 버튼 기능 설명 gooper 2023.08.09 15
713 [Hue metadata]Oracle에 있는 Hue 메타정보 테이블을 이용하여 coordinator와 workflow관계 목록을 추출하는 방법 gooper 2023.08.22 15
712 [oozie]Oozie WF수행시 단계별 ID넘버링 비교/설명 총관리자 2022.03.23 16
711 [Sentry] sentry메타 DB를 이용하여 테이블에 매핑되어 있는 role명칭 찾는 방법. gooper 2022.06.22 16
710 [CDP7.1.6,HDFS]HDFS파일을 삭제하고 Trash비움이 완료된후에도 HDFS 공간을 차지하고 있는 경우 확인/조치 방법 gooper 2023.07.17 16
709 [EncryptionZone]User:hdfs not allowed to do 'DECRYPT_EEK on 'enc_key'오류 gooper 2023.11.02 16
708 임시 테이블에서 데이터를 읽어서 partitioned table에 입력하는 impala SQL문 예시 gooper 2023.11.10 16
707 [Active Directory] AD Kerberos보안 설정 변경 방법 (Maximum lifetime for user ticket, Maximum lifetime for user ticket renewal) gooper 2024.03.12 16
706 [HA구성 이슈]oozie 2대를 L4로 HA구성했을때 발생하는 이슈 gooper 2023.01.17 17
705 windows10 pro에서 microservice pattern책의 예제를 kubernetes에서 기동하는 방법 총관리자 2022.01.30 18
704 [Hadoop Encryption] Encryption Zone 생성/설정시 User:hadoop not allowed to do 'DECRYPT_EEK' ON 'testkey' 오류 발생 조치 사항 gooper 2023.06.28 18
703 oozie webui접근시 id/pw를 물어보는 Windows보안 팝업창이 뜰때 확인/조치방법 총관리자 2022.05.02 19
702 [CDP7.1.3]Ranger WebUI에서 Error! Connection refused: Please check the KMS provider URL and whether the Ranager KMS is running발생시 조치 방법 gooper 2023.06.07 19

A personal place to organize information learned during the development of such Hadoop, Hive, Hbase, Semantic IoT, etc.
We are open to the required minutes. Please send inquiries to gooper@gooper.com.

위로