Bug ID 1773441: Standby device memory growth over a period of time with full-proxy mirrored connection

Last Modified: Jan 09, 2025

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

Known Affected Versions:
14.1.4.6, 14.1.5, 14.1.5.1, 14.1.5.2, 14.1.5.3, 14.1.5.4, 14.1.5.6, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2

Opened: Dec 17, 2024

Severity: 3-Major

Symptoms

Memory utilization increases on the standby device for long-lived mirrored connections. The aggressive sweeper may be invoked.

Impact

Standby device may show memory growth over time.

Conditions

HA pair with full proxy connection mirroring that is using TCP profile and Selective Acknowledgment (SACK) enabled

Workaround

Use fastL4 virtual server configuration if it is compatible.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips