Bug ID 425525: Unexpected buffering when no slow-start when serving from cache

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
11.3.0, 11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF6, 11.3.0 HF9

Opened: Jul 17, 2013
Severity: 3-Major
Related AskF5 Article:
K15039

Symptoms

Ramcache does not slow-start when serving from cache, which can lead to undesired buffering and eventual traffic outage.

Impact

When this occurs, it can lead to undesired buffering and eventual traffic outage.

Conditions

Traffic outage

Workaround

The workaround is to not use ramcache.

Fix Information

The system now correctly performs a slow-start when serving from cache, which results in correct buffering and traffic handling.

Behavior Change