Davadmin db Backup Warning: IOException: Cannot Get Content From Database Backend

(Doc ID 2381872.1)

Last updated on APRIL 09, 2018

Applies to:

Oracle Communications Calendar Server - Version 7.0.4 and later
Information in this document applies to any platform.

Symptoms

Trying to perform davadmin db backup on a single user:

 

Notice that both Warnings are about the event:

/calendar/wc-1522756058477-178-.ics

Changes

The customer's Calendar went through a disaster recovery procedure in the past, resulting in the Calendar tables using the MyISAM engine instead of the InnoDB engine.

The MyISAM engine does not implement calendar transaction model, which means data entered into the database may become inconsistent.

 

 

 

Cause

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