Setting Log_checkpoint_timeout To A High Value Causes Performance Problem

(Doc ID 2384338.1)

Last updated on MAY 07, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.2.0.1 [Release 11.2 to 12.2]
Oracle Database - Standard Edition - Version 11.2.0.4 to 12.2.0.1 [Release 11.2 to 12.2]
Information in this document applies to any platform.

Symptoms

The following parameter settings enormously impact database performance:

- log_checkpoint_timeout : 180000

- fast_start_io_target : 0 (Default)

- log_checkpoint_interval : 0 (Default)

- fast_start_mttr_target : 0 (Default)

 

Changes

 

Cause

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