com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

Google Groups | jawadhassan soomro | 2 years ago
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    Logs of XMPP SERVER

    Google Groups | 2 years ago | jawadhassan soomro
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
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    Openfire 10.0.0 and 10.0.1 beta stop working af... | Ignite Realtime

    igniterealtime.org | 1 year ago
    java.sql.SQLException: ConnectionManager.getConnection() failed to obtain a connection after 11 retries. The exception from the last attempt is as follows: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
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    "Database setup or configuration error...&... | Ignite Realtime

    igniterealtime.org | 7 months ago
    java.lang.IllegalArgumentException: java.sql.SQLException: ConnectionManager.getConnection() failed to obtain a connection after 11 retries. The exception from the last attempt is as follows: java.sql.SQLException: File input/output error: java.io.IOException: org.hsqldb.HsqlException: Unexpected token: NUL
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    After container restart, no longer able to connect to DB

    GitHub | 2 years ago | djdefi
    java.lang.IllegalArgumentException: java.sql.SQLException: ConnectionManager.getConnection() failed to obtain a connection after 11 retries. The exception from the last attempt is as follows: java.sql.SQLException: Access denied for user 'imuser'@'x.x.x.x' (using password: YES)
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    Time to Move Openfire to CentOS | MangoLassi

    mangolassi.it | 1 year ago
    java.sql.SQLException: ConnectionManager.getConnection() failed to obtain a connection after 11 retries. The exception from the last attempt is as follows: java.sql.SQLException: We are already in the process of making 11 connections and the number of simultaneous builds has been throttled to 10

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    Root Cause Analysis

    1. java.sql.SQLException

      ConnectionManager.getConnection() failed to obtain a connection after 11 retries. The exception from the last attempt is as follows: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

      at org.jivesoftware.database.DbConnectionManager.getConnection()
    2. org.jivesoftware.database
      DbConnectionManager.getConnection
      1. org.jivesoftware.database.DbConnectionManager.getConnection(DbConnectionManager.java:152)
      1 frame
    3. org.jivesoftware.openfire
      XMPPServer.<init>
      1. org.jivesoftware.openfire.XMPPServer.verifyDataSource(XMPPServer.java:776)
      2. org.jivesoftware.openfire.XMPPServer.start(XMPPServer.java:499)
      3. org.jivesoftware.openfire.XMPPServer.<init>(XMPPServer.java:216)
      3 frames
    4. Java RT
      Class.newInstance
      1. sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
      2. sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
      3. sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
      4. java.lang.reflect.Constructor.newInstance(Constructor.java:526)
      5. java.lang.Class.newInstance(Class.java:379)
      5 frames
    5. org.jivesoftware.openfire
      ServerStarter.main
      1. org.jivesoftware.openfire.starter.ServerStarter.start(ServerStarter.java:105)
      2. org.jivesoftware.openfire.starter.ServerStarter.main(ServerStarter.java:56)
      2 frames