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Replication Replica Lags Behind Source When Generating Many Small Binary Log Files (max_binlog_size=4k) (Doc ID 2005826.1)

Last updated on JANUARY 09, 2022

Applies to:

MySQL Server - Version 4.0 and later
Information in this document applies to any platform.

Symptoms

The replication replica may be unable to keep up with the sources (Seconds_behind_source increasing) when it has to process a large number of very small binary log files.

Changes

The source has been configured with max_binlog_size=4k or some other very small value.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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