ORA-12549: TNS operating system resource quota exceeded

Hi,

Sometimes You can get “ORA-12549: TNS:operating system resource quota exceeded ” error.

 

Details of error are as follows.

ORA-12549: TNS:operating system resource quota exceeded
Cause: The current user has exceeded the allotted resource assigned in the operating system.
Action: Acquire more operating system resource, or perform a different function.

 

 

This error is related with the OS box is running out of maxuproc (Maximum number of PROCESSES allowed per user).

To solve this error, increase the maxuproc kernel parameter (e.g. between 25% & 50% more)

maxuproc= (<Current value> X 1.50)

 

Or Check your RAM size and free memory, if there is no free memory, increase RAM Size.

 

Do you want to learn more details about RMAN, then read the following articles.

https://ittutorial.org/rman-backup-restore-and-recovery-tutorials-for-beginners-in-the-oracle-database/

 

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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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