Bug ID 516179: Woodside falsely detects congestion

Last Modified: Oct 01, 2018

Bug Tracker

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

Known Affected Versions:
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

Opened: Apr 02, 2015
Severity: 2-Critical
Related AskF5 Article:
K16420

Symptoms

The TCP profile Congestion Control Woodside falsely detects congestion and might reduce its own performance.

Impact

Performance impact when using the Woodside congestion control algorithm, and TMM might crash.

Conditions

High-bandwidth, low-delay connections (i.e., a large congestion window).

Workaround

Use a TCP profile Congestion Control other than Woodside.

Fix Information

The Woodside congestion control algorithm now correctly detects congestion without false alarms.

Behavior Change