ExaCS / ExaCC / ExaBM / ODA / Exadata : ACFS Fix To Improve Performance with ACFS Encryption Enabled
(Doc ID 2540525.1)
Last updated on APRIL 14, 2022
Applies to:Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A to N/A
Oracle Database Cloud Exadata Service - Version N/A to N/A [Release 1.0]
Oracle Database Appliance Software - Version 188.8.131.52.0 to 184.108.40.206.0 ODAVP [Release 12.1 to 12.2]
Gen 2 Exadata Cloud at Customer X8-2/X8M-2 Hardware - Version All Versions to All Versions [Release All Releases]
Oracle Exadata Storage Server Software - Version 220.127.116.11.0 and later
Information in this document applies to any platform.
A) Enabling ACFS encryption has a severe performance impact.
B) Performance drops significantly when ACFS encryption is enabled.
C) This problem is exemplified as follows:
1) Current ACFS release for this example = 18.104.22.168.0:
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