High Memory Usage By Encryption Processes (TDE) Consuming Swap Space Reducing Free Memory Drastically (Doc ID 1464584.1)

Last updated on JUNE 05, 2012

Applies to:

Oracle Server - Enterprise Edition - Version 11.2.0.3 and later
Oracle Solaris on SPARC (64-bit)

Symptoms

You have recently from Oracle 9.2 without Transparent Data Encryption (TDE) to Oracle 11.2.0.3 with TDE.
You have notice that from this TDE implementation, the processes memory grow and grow in the heap.

There is no memory increase is noted at database level, the v$process shows normal PGA allocation for the processes.
However, the swap space is continually being consumed until the point where the server will crash.

Changes

Cause

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