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No Database User Can Login Except Sys And System because Resource Manager Internal_Quiesce Plan Enabled (Doc ID 396970.1)

Last updated on MARCH 05, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2]
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 Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
***Checked for relevance on 01-Mar-2017***


No other user except for sys and system is able to connect to the database instance. The application appears as hanging.

As part of the symptoms of this issue:

  1. v$session_wait
    trace file taken as in:
      <Note 175006.1> Ext/Pub Steps to generate HANGANALYZE trace files
    show the same wait event as cause for the hangs:
      resmgr:become active

  2. Checking the resource manager plan that is active at instance level in v$rsrc_plan, this is found as being INTERNAL_QUIESCE.


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