Not Able to Connect With SQL PLUS To Any Database on AIX (Doc ID 1901313.1)

Last updated on MARCH 23, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms

On IBM AIX Platforms.

'sqlplus' command hung for ALL instances on this server:

sqlplus / as sysdba

SQL*Plus: Release 11.2.0.4.0 Production on Thu Jun 19 09:05:37 2014
Copyright (c) 1982, 2013, Oracle. All rights reserved.

HANGS, never gets SQL prompt

Changes

 Could occur after upgrade or just can occur without clear changes

Cause

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