Connection To / As Sysdba and Shutdown Immediate Hang

(Doc ID 314365.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.3 and later
Information in this document applies to any platform.
***Checked for relevance on 20-Sep-2016***

Symptoms

sqlplus "/ as sysdba" or sql> connect / as sysdba hang

shutdown immediate also hangs

The hanging scenario only occurs when there are other sessions/processes showing in ps -ef | grep <SID> and when the database is not open

No background processes have been started

No changes are made to the databases or server

Once the extra processes are killed, the hung session for connect or shutdown becomes available

Cause

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