Creating Inside An Linux/Unix Process Huge Number (500 and higher) Of Connections Against Database Fails With Network Errors ORA-12157 Or ORA-12560 (Doc ID 563237.1)

Last updated on AUGUST 04, 2017

Applies to:

Precompilers - Version 10.1.0.2 to 11.1.0.6 [Release 10.1 to 11.1]
Oracle Database - Enterprise Edition - Version 10.1.0.2 to 11.1.0.6 [Release 10.1 to 11.1]
Information in this document applies to any platform.
*** Currency Check Performed on 12-Aug-2014 ***

Symptoms

Looping inside an Linux/Unix process and creating for each iteration a complete and clean connection by allocating handles, opening connection, closing connection and freeing handles, after some ~500+ iterations the process will respond one of the two network errors

Cause

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