Bug ID 470214: Missing APM (or other module) sessions

Last Modified: Nov 07, 2022

Bug Tracker

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

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, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.10

Fixed In:
11.6.0, 11.5.2

Opened: Jul 03, 2014
Severity: 2-Critical
Related Article:


In some high availability (HA) configurations, the system experiences data loss in the SessionDB.


Missing APM (or other module) sessions.


This occurs when the following conditions are met: -- Active HA mirroring configured. -- Failover occurs. -- Failover on secondary causes fail-back to original system.



Fix Information

This version provides strengthened management of session mirroring so the system can more accurately track connection mirroring.

Behavior Change