sql connection timeout

When MySql database is used for connection timeout and disconnection, the most troublesome problem is that a connection error Exception occurs occasionally. The Exception of the class is as follows (Hibernate is used as an example): org. hibernate. util. JDBCExceptionReporter When MySql database is used for connection

in fact, the same connection is used, and the program in a two operation of the database is more than the time interval of wait_timeout (SHOW Status to see this setting), then there may be a problem. The simplest way is to change the wait_timeout, of course, you can also in the program occasionally mysql_ping (), so that MySQL know it is not a person in combat.Fix MySQL server has gone away1, the application (such as PHP) for a long time to execute t

The timeout has reached. The timeout time has reached, but the connection has not been obtained from the pool. This may occur because all pool connections are in use and the maximum pool size is reached. Note: An unhandled exception occurs during the execution of the current Web request. Check the stack trace information for details about the error and the source

By default, mysql provides eight-hour connection timeout solutions. Several solutions are provided for reference only .? 1. Add the parameter in the database link string: (omit the previous parameter) autoReconnecttrue? Note: valid before mysql5 .? 2. Use an SQL statement to modify the value of wait_timeout (mysql server needs to be restarted): usemysql; -- In my

Tags: error variable invalid move max tail standard before connection numberBug review: Presumably everyone will encounter a connection timeout problem when using MySQL, as shown in: # # # Cause:com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:The last packet successfully received from the Server was 47,795,922 milliseconds ago. The last packet sent succe

oracleoradb11g_home1tnslistener and restart B: execute the following command in sqlplus SQL> host LSNRCTL start; 3) configure the client. Use Oracle Net configuration assistant on the client to configure the local network service name ". Enter the service name ahgridgis and select the TCP protocol,The host name is the IP address of the server.Finally, perform a connection test. The system prompt

A few failures have occurred recently due to a database connection timeout. Troubleshooting the configuration of the next my.cnf, and finally the problem with the code design. Just go through all the timeout parameters, first check the database to see what timeouts:mysql>showglobalvariableslike "%timeout%"; +----------

Recently, the system encountered several failures due to database connection timeout. I checked the configuration of my. cnf, and finally found a problem with the code design. All the timeout parameters are handled. First, check the database for timeouts: mysqlshowglobalvariabl has encountered several failures recently due to database

When MySql database is used for connection timeout and disconnection, the most troublesome problem is that a connection error Exception occurs occasionally. Similar exceptions are as follows (Hibernate is used as an example ): org.hibernate.util.JDBCExceptionReporter - SQL Error:0, SQLState: 08S01org.hibernate.util.JD

C # troubleshooting of Oracle Database Connection timeoutCreation Time: 2007/08/09Recently, I found a strange problem when using C # To operate Oracle databases. When there is a timeout limit for database sessions, even if the client reconnects to the database, it cannot continue database operations, in addition, no error occurs during connection, only an excepti

This article illustrates the problem of timeout of socket connection and read-write data in PHP. Share to everyone for your reference, specific as follows: Although the Fsockopen () method in PHP has timeout parameters for connecting sockets, there is no read-write timeout parameter setting for data that is similar to

db Provider for SQL Server Error '80040e31' ([odbc SQL Server Driver] timeout expired ); CPU and memory usage is low on the server; The Event Log prompts: * files in the database '*' are automatically increased after 453 milliseconds. Use alter database to set a smaller FILEGROWTH or a new size. Cause: When the database is set, [file growth] increases by percent

Introduction System. Net. Sockets. TcpClient and System. Net. Sockets. Socket of. Net do not directly provide timeout control mechanism for Connect/BeginConnect. Therefore, when the server is not listening, or a network failure occurs, the client connection request will be forced to wait for a long time until an exception is thrown. The default wait time is 20 ~ 30 s .. SocketOptionName. SendTimeout of the

How to Set connection timeout in socket(Published by antghazi at 9:28:38) Setting the connect timeout is simple. Some people have mentioned the use of select in csdn, but there is no satisfactory and complete answer. I am talking about the select function. This function is integrated in winsock1.1. To put it simply, "This function enables applications that want

state. Org.hibernate.util.jdbcexceptionreporter-sql error:0, sqlstate:08003 org.hibernate.util.jdbcexceptionreporter-no Operations allowed after connection closed. Connection is implicitly closed due to underlying exception/error: * * BEGIN NESTED Exception * * COM.MYSQL.JDBC.EXC Eptions.jdbc4.CommunicationsException Most people encounter this proble

This article mainly introduces the socket connection and read-write data timeout in PHP, analyzes the socket connection settings and the use of skills, the need for friends can refer to the next This paper describes the socket connection and read-write data timeout in PHP.

timeout = 6000; // you can specify 6 seconds for sending timeout.If (: setsockopt (cclient, sol_socket, so_sndtimeo, (char *) timeout, sizeof (timeout) = socket_error ){Return 0;}Timeout = 6000; // set the receiving timeout value to 6 seconds.If (: setsockopt (cclient, sol