How to fix ORA-03113?

How to fix ORA-03113?

How to fix ORA-03113?

The proper fix is to get rid of the recovery files. You do that using RMAN, not SQLPLUS or ADRCI. Wait a long time and your archivelog (that was using up all that space) will be gone. So, you can shutdown/startup your database and be back in business.

How to resolve ORA-03113 end of file on communication channel?

Solution 3:

  1. Startup the instance in nomount: SQL> startup nomount.
  2. Open database into mount state: alter database mount;
  3. Clear the redo log files having issue due to power failure or unclean shutdown of database. SQL> alter database clear unarchived logfile group 1;
  4. Shutdown the database and open it.

What is ORA-03113 error?

ORA-03113: end-of-file on communication channel. Cause: The connection between Client and Server process was broken. It may also happen if the external agent extproc crashes for some reason. Action: There was a communication error that requires further investigation.

How do I view alert logs?

To view the alert log with a text editor: Connect to the database with SQL*Plus or another query tool, such as SQL Developer….To view the alert log with Enterprise Manager:

  1. Access the Database Home page in Enterprise Manager.
  2. Under Related Links, click Alert Log Contents.

What is OERR utility?

The oerr utility (Oracle Error) is provided only with Oracle databases on UNIX platforms. oerr is not an executable, but instead, a shell script that retrieves messages from installed message files. The utility is not provided on Windows systems, since it uses awk commands to retrieve the requested text from the file.

What is Db_recovery_file_dest_size?

DB_RECOVERY_FILE_DEST_SIZE specifies (in bytes) the hard limit on the total space to be used by target database recovery files created in the flash recovery area. See Also: Oracle Database Backup and Recovery Basics for information on setting up and configuring the flash recovery area.

How do I change my database to Noarchivelog?


  1. Log in as OS user, oracle and enter the following commands: $ export ORACLE_SID=
  2. To enable ARCHIVELOG mode status, enter the following SQL commands:
  3. To check the ARCHIVELOG mode status, enter the following SQL command:

How do I check database logs?

View Log Files

  1. In Object Explorer, expand Management.
  2. Do either of the following: Right-click SQL Server Logs, point to View, and then click either SQL Server Log or SQL Server and Windows Log. Expand SQL Server Logs, right-click any log file, and then click View SQL Server Log. You can also double-click any log file.

What is a log file in database?

Some logs, called active or primary logs, contain transactions which have not been committed to the database. These logs are stored in the primary database log path. Other logs, called archived or secondary logs, contain transactions which have been committed to the database.

What is Db_flashback_retention_target?

DB_FLASHBACK_RETENTION_TARGET specifies the upper limit (in minutes) on how far back in time the database may be flashed back. How far back one can flashback a database depends on how much flashback data Oracle has kept in the fast recovery area.

What is the use of Db_recovery_file_dest_size?

How do I know if my database is in archivelog mode?

Checking ARCHIVELOG mode status

  1. Log in as OS user oracle and enter the following commands: $ export ORACLE_SID= where is the name of the database $ sqlplus /nolog SQL> connect / as sysdba.
  2. To check the ARCHIVELOG mode status, enter the following SQL command: SQL> archive log list;

Where can I find ora-03113 on my computer?

Oracle was restarted. Going step by step: startup nomount works, alter database mount works, alter database open returns ORA-03113. This is all on localhost – not over the network.

What is the DB recovery DEST size for ora-19815?

ORA-19815: WARNING: db_recovery_file_dest_size of 2456687415514 bytes is 100.00% used, and has 0 remaining bytes available. 2. Open the Database in mount state 3. Check and increase the parameter current value: 4. Open the Database.

What causes an ora-19815 error in Oracle?

Any errors after the first error are likely being caused by the first error. In my case, the first error was: ORA-19815: WARNING: db_recovery_file_dest_size of 53687091200 bytes is 100.00% used, and has 0 remaining bytes available. This is caused by transactions. Oracle is not designed to be used.

What should I do if my database is open?

As a workaround for your case, assuming you can afford to reset the logs, you can probably do an incomplete database recovery and then open the database with RESETLOGS option: it helped to me. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Provide details and share your research! But avoid …