Bug ID 453514: Intermittent failures when session attributes are read from memcached

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
11.4.0, 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

Fixed In:
11.6.0, 11.5.1 HF5, 11.4.1 HF6, 11.4.0 HF8

Opened: Mar 21, 2014
Severity: 3-Major


APM may intermittently fail to read session variable data from MEMCACHED system.


Some of session variables may not be read.


APD process sets and then reads session attributes, for example, via iRules.



Fix Information

A problem in memcached causing intermittent failures was fixed.

Behavior Change