Oracle 11 g a moment is automatically disconnect tip no listener, but listening is open in the service, need to restart the oracle service to log back in, don't know what it is, I should not consciously listening problem, because I can login, restart the oracle service without restarting listening, ask what is the great god solve this problem??????

CodePudding user response:

The table space is full?
Check whether the network problems

CodePudding user response:

Look at the ALERT log throw something wrong in it?