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ORA-27300: OS System Dependent Operation:fork Failed With Status: 11 (Doc ID 1546393.1)

Last updated on DECEMBER 17, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.1 [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Linux x86-64

Symptoms

After a System restart getting errors in the Database alert logs:

...
ORA-27300: OS system dependent operation:fork failed with status: 11
ORA-27301: OS failure message: Resource temporarily unavailable
ORA-27302: failure occurred at: skgpspawn3
Process PZ98 died, see its trace file
...

- This is a 2 node RAC environment with 6 Databases, and only some are having these errors.
- Top shows no concerns with memory or CPU.
- You have restarted all components in the Cluster (Listeners, Database, etc.) and the problem continues.


Changes

Increase in user processes on the server.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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