ORA-00470: LGWR process terminated with error


Sometimes you can get ” ORA-00470: LGWR process terminated with error ” error.

Details of error are as follows.

ORA-00470: LGWR process terminated with error
Error:  ORA 470
Text:   LGWR process terminated with error
Cause:  The log writer process terminated abnormally.
Action: Check the accompanying messages, if any, and the background process
trace file.
Correct the problem mentioned in the other messages.
Then shut down and restart the instance.
If the trace file mentions any other background process errors, check
the trace file for the mentioned process until the root error is found

This is usually caused as LGWR process abnormally at OS level and the LGWR traces are blank.

Since the LGWR is one of the background processes, where the instance can not function properly without, ora-470 will lead to instance termination/crash.

The latest solution is startup or restart instance again.


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About Mehmet Salih Deveci

I am Founder of SysDBASoft IT and IT Tutorial and Certified Expert about Oracle & SQL Server database, Goldengate, Exadata Machine, Oracle Database Appliance administrator with 10+years experience.I have OCA, OCP, OCE RAC Expert Certificates I have worked 100+ Banking, Insurance, Finance, Telco and etc. clients as a Consultant, Insource or Outsource.I have done 200+ Operations in this clients such as Exadata Installation & PoC & Migration & Upgrade, Oracle & SQL Server Database Upgrade, Oracle RAC Installation, SQL Server AlwaysOn Installation, Database Migration, Disaster Recovery, Backup Restore, Performance Tuning, Periodic Healthchecks.I have done 2000+ Table replication with Goldengate or SQL Server Replication tool for DWH Databases in many clients.If you need Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS Consultancy and Training you can send my email adress [email protected].-                                                                                                                                                                                                                                                 -Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS ve linux Danışmanlık ve Eğitim için  [email protected] a mail atabilirsiniz.

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