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Is It Possible To Run InnoDB Cluster If Majority Of Instances Is Down? (Doc ID 2469055.1)

Last updated on DECEMBER 29, 2022

Applies to:

MySQL Server - Version 5.7 and later
Information in this document applies to any platform.


Is it possible to shutdown the majority (or all) secondary nodes (e.g.: 2 out of 3) in an InnoDB Cluster setup, leaving 1 node and still make a RW connection and make DML/DDL changes?


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In this Document
 What is a quorum loss
 Instances controlled eviction
 Consequences of quorum loss

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