Bug ID 1400001: PVA dedicated mode does not accelerate all connections

Last Modified: Jun 01, 2024

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3

Opened: Nov 17, 2023

Severity: 3-Major

Symptoms

While in PVA dedicated mode, all flows may not be fully accelerated because neuron rules are not created for flow collisions.

Impact

Higher latency for these connections because they are not in PVA.

Conditions

A fastL4 profile with pva-acceleration set to "dedicated. sys turboflex profile-config set to "turboflex-low-latency" This type of configuration is commonly used for hardware-optimized FIX low latency electronic trading traffic.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips