Sub-optimal Processing of Messages With Large RFC2047-encoded Subject Header

(Doc ID 2391607.1)

Last updated on APRIL 30, 2018

Applies to:

Oracle Communications Messaging Server - Version 8.0.2 and later
Information in this document applies to any platform.


A message with a huge RFC2047-encoded Subject header uses lots and lots of CPU when being written to the store cache file.

For example, this was discovered by injecting a user message (roughly 12MB message which was almost entirely made up of a huge RFC2047-encoded subject line) into a test system with the deliver command:

It is not expected to take this long to deliver the message file.




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