com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 14,380,298 milliseconds ago. The last packet sent successfully to the server was 14,380,634 milliseconds ago.

Stack Overflow | D.Madu | 6 days ago
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  1. 0

    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException

    Oracle Community | 7 years ago | snidely_whiplash
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 28,890,943 milliseconds ago. The last packet sent successfully to the server was 3 milliseconds ago.
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    C3p0 and MySql CommunicationsException: Communications link failure

    Stack Overflow | 3 years ago | Ashish Jagtap
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 709,563 milliseconds ago. The last packet sent successfully to the server was 112 milliseconds ago.
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    Java c3p0 Pool Disconnects After 5-10 Minutes of Standby

    Stack Overflow | 3 years ago | Zon
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 344 144 milliseconds ago. The last packet sent successfully to the server was 2 milliseconds ago.
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  5. 0

    MySQL Bugs: #63947: Rollback hangs if OutOfMemoryException was thrown when reading the query results

    mysql.com | 6 months ago
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 120 milliseconds ago. The last packet sent successfully to the server was 120 milliseconds ago.
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    Hibernate - after some time I am getting JDBCConnectionException in AWS -

    Stack Overflow | 2 years ago | Fahad Mullaji
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure - The last packet successfully received from the server was 28,901,647 milliseconds ago. The last packet sent successfully to the server was 0 milliseconds ago.
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Root Cause Analysis

  1. java.net.SocketException

    Connection reset by peer: socket write error

    at java.net.SocketOutputStream.socketWrite0()
  2. Java RT
    BufferedOutputStream.flush
    1. java.net.SocketOutputStream.socketWrite0(Native Method)
    2. java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:109)
    3. java.net.SocketOutputStream.write(SocketOutputStream.java:153)
    4. java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82)
    5. java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140)
    5 frames
  3. MySQL jdbc
    ConnectionImpl.setAutoCommit
    1. com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3725)
    2. com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2506)
    3. com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2677)
    4. com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2545)
    5. com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:4842)
    5 frames
  4. Commons DBCP
    PoolingDataSource$PoolGuardConnectionWrapper.setAutoCommit
    1. org.apache.commons.dbcp.DelegatingConnection.setAutoCommit(DelegatingConnection.java:371)
    2. org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.setAutoCommit(PoolingDataSource.java:328)
    2 frames
  5. Unknown
    CreatePO.run
    1. CreatePO.getItemFromDB(CreatePO.java:84)
    2. CreatePO.run(CreatePO.java:53)
    2 frames
  6. Java RT
    TimerThread.run
    1. java.util.TimerThread.mainLoop(Timer.java:555)
    2. java.util.TimerThread.run(Timer.java:505)
    2 frames