Last Modified: Feb 13, 2019
See more info
Known Affected Versions:
11.2.1, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4
11.6.0, 11.5.1 HF5, 11.4.1 HF6, 11.2.1 HF11
Opened: Mar 28, 2014
Related AskF5 Article: K16423
When executing a DNS iRule, TMM should allocate memory for the query name from memory cache when the iRule is suspended for the first time. However, if the iRule is suspended many times, memory allocation happens each time. Memory leak becomes significant and eventually cause TMM to crash.
TMM memory leaks and eventually crashes.
Large volume of DNS traffic and the DNS iRule is suspended many times.
This issue has no workaround.
A memory leak when executing a suspended DNS iRule many times has been fixed.