Bug ID 440441: TMM Used Memory is higher than expected.

Last Modified: Jul 12, 2023

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
10.2.1, 11.4.1

Fixed In:

Opened: Dec 11, 2013

Severity: 3-Major


TMM Used Memory tracks pagemem usage, and appears to use more memory as compared to earlier builds.


TMM appears to be using more memory.


This always occurs.


Manually subtract the 'umem allocated' value from the memory_usage_stat table.

Fix Information

Memory not in use by TMM (held by umem) and the memory overhead from internal accounting structures is removed from TMM Used Memory.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips