Bug ID 471421: Ram cache evictions spikes with change of access policy leading to slow webtop rendering

Last Modified: Apr 10, 2019

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, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4

Fixed In:
12.0.0, 11.6.0 HF5, 11.5.2, 11.4.1 HF9

Opened: Jul 11, 2014
Severity: 3-Major
Related AskF5 Article:


When there is a high load on the system and a user changes an access policy, it can lead to slow rendering of the webtop or the access page.


Slow webtop/access page rendering.


High load with change of access policy around that time.



Fix Information

Access policy changes are now handled gracefully.

Behavior Change