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Checkpoint Tuning and Troubleshooting Guide (Doc ID 147468.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition
Information in this document applies to any platform.

Purpose

This bulletin provides the Database Administrator a better understanding of
incremental checkpoint and a description of four initialization parameters used for checkpoint tuning:

           -  FAST_START_MTTR_TARGET
           -  LOG_CHECKPOINT_INTERVAL
           -  LOG_CHECKPOINT_TIMEOUT
           -  LOG_CHECKPOINTS_TO_ALERT
 

It also explains how to interpret and handle checkpoint errors: 'Checkpoint not Complete' and 'Cannot Allocate New Log' reported in the ALERT<sid>.LOG file.

Details

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