Bug ID 488401: proxy_tuple object memory leak.

Last Modified: Oct 06, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
11.4.1, 11.4.1, 11.4.1, 11.4.1, 11.3.0, 11.3.0

Fixed In:
11.4.1 HF10

Opened: Nov 03, 2014
Severity: 3-Major


proxy_tuple occupies most of the memory.


High memory usage triggering aggressive mode sweeper and connection reaping. The system might post alerts similar to the following in the LTM log: Aggressive Mode Sweeper. TMM Memory at 94%. Note: This issue was introduced in 11.3.0 HF9, and is not present in subsequent releases for version 11.3.0. It also affects version 11.4.1 from HF6 and later.


Either configured with an FTP virtual server or configured with Fast L4 and LSN.


This issue has no workaround at this time.

Fix Information

Fixed the memory leak in the proxy_tuple object.

Behavior Change