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Trace File of DBWR Slave Process Growing Excessively With disk_asynch_io = TRUE (Doc ID 2179495.1)

Last updated on MARCH 12, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 to 12.1.0.2 [Release 11.2 to 12.1]
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.

Symptoms

1. The trace file of DBWR slave process growing excessively,about 23 Gb daily. The following message repeats in the trace file:

 

Changes

 Upgrade to 12.1.0.2 on ODA system X3 and X4

Cause

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