Mail Size Grow Exponentially Resulting in Root File System Blow Up Due to the '/tmp' Scratch Location Usage.
Last updated on JULY 27, 2017
Applies to:Oracle Communications Messaging Server - Version 7.0.5 to 8.0.1 [Release 7.0.0 to 8.0.0]
Information in this document applies to any platform.
Consider a Message Store running Oracle Communications Messaging Server 18.104.22.168.0
One would notice the following behavior with large message file in the queue.
The 'tcp_smtp_client' process attempt to dequeue the message resulting in filling up the root ('/') file system (due to smtp client's use of '/tmp' for scratch area).
A core obtained on the 'tcp_smtp_server' show the failing thread as below:
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