MEB 4.0 and 4.1 Fails using ONLINE ALTER TABLE as Part of Backup Process for 5.7 Server: "mysqlbackup: ERROR: InnoDB: An optimized(without redo logging) DDL operation has been performed. All modified pages may not have been flushed to the disk yet."

(Doc ID 2258121.1)

Last updated on MAY 07, 2018

Applies to:

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

Symptoms

On : 4.0 version, Miscellaneous

mysql enterprise backup version 4.0.0 on mysql commercial 5.7.17 failed.

ERROR
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 mysqlbackup: ERROR: InnoDB: MEB was not able to determine the InnoDB Engine Status.
 mysqlbackup: ERROR: InnoDB: An optimized(without redo logging) DDL operation has been performed. All modified pages may not have been flushed to the disk yet.
  MEB will not be able take a consistent backup. Retry the backup operation.


BUSINESS IMPACT
-----------------------
The issue has the following business impact:
Due to this issue, users cannot back up using MEB 4.0.0 version in the fast online method.

Cause

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