[2014-10-09 10:21:23] WARN com.mchange.v2.async.ThreadPoolAsynchronousRunner - com.mchange.v2.async.ThreadPoolAsynchronousRunner$DeadlockDetector@737f3202 -- APPARENT DEADLOCK!!! Creating emergency threads for unassigned pending tasks!
[2014-10-09 10:21:24] WARN com.mchange.v2.async.ThreadPoolAsynchronousRunner - com.mchange.v2.async.ThreadPoolAsynchronousRunner$DeadlockDetector@737f3202 -- APPARENT DEADLOCK!!! Complete Status:
Managed Threads: 3
Active Threads: 3
Active Tasks:
com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask@8efbbf9 (com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#0)
com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask@331ddd04 (com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#2)
com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask@6d994bd3 (com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#1)
Pending Tasks:
com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask@6b4141db
Pool thread stack traces:
Thread[com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#0,5,main]
java.net.PlainSocketImpl.socketConnect(Native Method)
java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351)
java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213)
java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200)
java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
java.net.Socket.connect(Socket.java:529)
oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:141)
oracle.net.nt.ConnOption.connect(ConnOption.java:123)
oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:337)
oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:422)
oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:672)
oracle.net.ns.NSProtocol.connect(NSProtocol.java:237)
oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1042)
oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:301)
oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:531)
oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:221)
oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:503)
com.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:134)
com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:182)
com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:171)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.acquireResource(C3P0PooledConnectionPool.java:137)
com.mchange.v2.resourcepool.BasicResourcePool.doAcquire(BasicResourcePool.java:1014)
com.mchange.v2.resourcepool.BasicResourcePool.access$800(BasicResourcePool.java:32)
com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1810)
com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
Thread[com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#2,5,main]
java.net.SocketInputStream.socketRead0(Native Method)
java.net.SocketInputStream.read(SocketInputStream.java:129)
oracle.net.ns.Packet.receive(Packet.java:282)
oracle.net.ns.DataPacket.receive(DataPacket.java:103)
oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:230)
oracle.net.ns.NetInputStream.read(NetInputStream.java:175)
oracle.net.ns.NetInputStream.read(NetInputStream.java:100)
oracle.net.ns.NetInputStream.read(NetInputStream.java:85)
oracle.jdbc.driver.T4CSocketInputStreamWrapper.readNextPacket(T4CSocketInputStreamWrapper.java:122)
oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:78)
oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1179)
oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1155)
oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:279)
oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:186)
oracle.jdbc.driver.T4C7Ocommoncall.doOLOGOFF(T4C7Ocommoncall.java:61)
oracle.jdbc.driver.T4CConnection.logoff(T4CConnection.java:491)
oracle.jdbc.driver.PhysicalConnection.close(PhysicalConnection.java:3754)
com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:549)
com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:234)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.destroyResource(C3P0PooledConnectionPool.java:470)
com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask.run(BasicResourcePool.java:964)
com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
Thread[com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#1,5,main]
java.net.SocketInputStream.socketRead0(Native Method)
java.net.SocketInputStream.read(SocketInputStream.java:129)
oracle.net.ns.Packet.receive(Packet.java:282)
oracle.net.ns.DataPacket.receive(DataPacket.java:103)
oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:230)
oracle.net.ns.NetInputStream.read(NetInputStream.java:175)
oracle.net.ns.NetInputStream.read(NetInputStream.java:100)
oracle.net.ns.NetInputStream.read(NetInputStream.java:85)
oracle.jdbc.driver.T4CSocketInputStreamWrapper.readNextPacket(T4CSocketInputStreamWrapper.java:122)
oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:78)
oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1179)
oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1155)
oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:279)
oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:186)
oracle.jdbc.driver.T4C7Ocommoncall.doOLOGOFF(T4C7Ocommoncall.java:61)
oracle.jdbc.driver.T4CConnection.logoff(T4CConnection.java:491)
oracle.jdbc.driver.PhysicalConnection.close(PhysicalConnection.java:3754)
com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:549)
com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:234)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.destroyResource(C3P0PooledConnectionPool.java:470)
com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask.run(BasicResourcePool.java:964)
com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
[2014-10-09 10:21:27] INFO com.mchange.v2.c3p0.impl.NewPooledConnection - [c3p0] Exceptions occurred while trying to close a PooledConnection's resources normally.
[2014-10-09 10:21:27] INFO com.mchange.v2.c3p0.impl.NewPooledConnection - [c3p0] NewPooledConnection close Exception.
java.sql.SQLRecoverableException: IO 错误: Socket read timed out
at oracle.jdbc.driver.T4CConnection.logoff(T4CConnection.java:504)
at oracle.jdbc.driver.PhysicalConnection.close(PhysicalConnection.java:3754)
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:549)
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:234)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.destroyResource(C3P0PooledConnectionPool.java:470)
at com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask.run(BasicResourcePool.java:964)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
Caused by: oracle.net.ns.NetException: Socket read timed out
at oracle.net.ns.Packet.receive(Packet.java:320)
at oracle.net.ns.DataPacket.receive(DataPacket.java:103)
at oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:230)
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:122)
at oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:78)
at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1179)
at oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1155)
at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:279)
at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:186)
at oracle.jdbc.driver.T4C7Ocommoncall.doOLOGOFF(T4C7Ocommoncall.java:61)
at oracle.jdbc.driver.T4CConnection.logoff(T4CConnection.java:491)
... 6 more
[2014-10-09 10:21:27] WARN com.mchange.v2.resourcepool.BasicResourcePool - Failed to destroy resource: com.mchange.v2.c3p0.impl.NewPooledConnection@4cd1365
java.sql.SQLException: Some resources failed to close properly while closing com.mchange.v2.c3p0.impl.NewPooledConnection@4cd1365
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:571)
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:234)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.destroyResource(C3P0PooledConnectionPool.java:470)
at com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask.run(BasicResourcePool.java:964)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
[2014-10-09 10:21:27] INFO com.mchange.v2.c3p0.impl.NewPooledConnection - [c3p0] Exceptions occurred while trying to close a PooledConnection's resources normally.
[2014-10-09 10:21:27] INFO com.mchange.v2.c3p0.impl.NewPooledConnection - [c3p0] NewPooledConnection close Exception.
java.sql.SQLRecoverableException: IO 错误: Socket read timed out
at oracle.jdbc.driver.T4CConnection.logoff(T4CConnection.java:504)
at oracle.jdbc.driver.PhysicalConnection.close(PhysicalConnection.java:3754)
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:549)
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:234)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.destroyResource(C3P0PooledConnectionPool.java:470)
at com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask.run(BasicResourcePool.java:964)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
Caused by: oracle.net.ns.NetException: Socket read timed out
at oracle.net.ns.Packet.receive(Packet.java:320)
at oracle.net.ns.DataPacket.receive(DataPacket.java:103)
at oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:230)
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:122)
at oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:78)
at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1179)
at oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1155)
at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:279)
at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:186)
at oracle.jdbc.driver.T4C7Ocommoncall.doOLOGOFF(T4C7Ocommoncall.java:61)
at oracle.jdbc.driver.T4CConnection.logoff(T4CConnection.java:491)
... 6 more
[2014-10-09 10:21:27] WARN com.mchange.v2.resourcepool.BasicResourcePool - Failed to destroy resource: com.mchange.v2.c3p0.impl.NewPooledConnection@538787fd
java.sql.SQLException: Some resources failed to close properly while closing com.mchange.v2.c3p0.impl.NewPooledConnection@538787fd
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:571)
at com.mchange.v2.c3p0.impl.NewPooledConnection.close(NewPooledConnection.java:234)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.destroyResource(C3P0PooledConnectionPool.java:470)
at com.mchange.v2.resourcepool.BasicResourcePool$1DestroyResourceTask.run(BasicResourcePool.java:964)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)
长时间不进行操作的话就会出现这种异常，貌似跟c3p0有关系？