Try using a different connection pool implementation and check if you see the same error.
Connection Reset error on Oracle Native connection pool with Spring
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30-03-2022 - |
Pergunta
Am using Oracle Native connection pooling with Spring using Thin jdbc driver and noticing the below error
Exception in thread "main" org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLRecoverableException: IO Error: Connection reset
at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:80)
at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:382)
at org.springframework.jdbc.core.JdbcTemplate.update(JdbcTemplate.java:519)
Caused by: java.sql.SQLRecoverableException: IO Error: Connection reset
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:428)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:536)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:228)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:280)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:207)
at oracle.jdbc.pool.OracleConnectionPoolDataSource.getPhysicalConnection(OracleConnectionPoolDataSource.java:139)
at oracle.jdbc.pool.OracleConnectionPoolDataSource.getPooledConnection(OracleConnectionPoolDataSource.java:88)
at oracle.jdbc.pool.OracleImplicitConnectionCache.makeCacheConnection(OracleImplicitConnectionCache.java:1583)
at oracle.jdbc.pool.OracleImplicitConnectionCache.makeOneConnection(OracleImplicitConnectionCache.java:515)
at oracle.jdbc.pool.OracleImplicitConnectionCache.defaultUserPrePopulateCache(OracleImplicitConnectionCache.java:222)
at oracle.jdbc.pool.OracleImplicitConnectionCache.<init>(OracleImplicitConnectionCache.java:198)
at oracle.jdbc.pool.OracleConnectionCacheManager.createCache(OracleConnectionCacheManager.java:306)
at oracle.jdbc.pool.OracleConnectionCacheManager.createCache(OracleConnectionCacheManager.java:192)
at oracle.jdbc.pool.OracleDataSource.cacheInitialize(OracleDataSource.java:414)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:393)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:179)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:157)
at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:111)
at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:77)
... 5 more
Caused by: java.net.SocketException: Connection reset
at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:113)
at java.net.SocketOutputStream.write(SocketOutputStream.java:153)
at oracle.net.ns.DataPacket.send(DataPacket.java:199)
at oracle.net.ns.NetOutputStream.flush(NetOutputStream.java:211)
at oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:227)
at oracle.net.ns.NetInputStream.read(NetInputStream.java:175)
at oracle.net.ns.NetInputStream.read(NetInputStream.java:100)
at oracle.net.ns.NetInputStream.read(NetInputStream.java:85)
at oracle.jdbc.driver.T4CSocketInputStreamWrapper.readNextPacket(T4CSocketInputStreamWrapper.java:123)
at oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:79)
at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1122)
at oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1099)
at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:288)
at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:191)
at oracle.jdbc.driver.T4CTTIoauthenticate.doOAUTH(T4CTTIoauthenticate.java:366)
at oracle.jdbc.driver.T4CTTIoauthenticate.doOAUTH(T4CTTIoauthenticate.java:752)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:366)
... 25 more
Here is how the data source is configured in spring configuration file
<bean id="datasourceone" class="oracle.jdbc.pool.OracleDataSource" destroy-method="close">
<property name="connectionCachingEnabled" value="true" />
<property name="URL">
<value>jdbc:oracle:thin:@(DESCRIPTION=(LOAD_BALANCE=on)(ADDRESS=(PROTOCOL=TCP)(HOST=xyz-01) (PORT=1521))(ADDRESS=(PROTOCOL=TCP)(HOST=xyz-02) (PORT=1521))(CONNECT_DATA=(SERVICE_NAME=ABCD)))</value>
</property>
<property name="user">
<value>XYZ</value>
</property>
<property name="password">
<value>XXXX</value>
</property>
<property name="connectionCacheProperties">
<value>
MinLimit:1
MaxLimit:5
InitialLimit:1
ConnectionWaitTimeout:120
InactivityTimeout:180
ValidateConnection:true
</value>
</property>
</bean>
Would highly recommend if anyone can provide any recommendations around the same? Would tuning the connection pool help? If yes, is there anything specific that needs to get tuned?
Solução
Outras dicas
Try this as the connection string:
jdbc:oracle:thin:@(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=xyz-01)(PORT=1521))(ADDRESS=(PROTOCOL=TCP)(HOST=xyz-02)(PORT=1521))(LOAD_BALANCE=on))(CONNECT_DATA=(SERVICE_NAME=ABCD)))
and test again.
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