Bug ID 1226505: Average transactions per second impacted in certain cases

Last Modified: Dec 07, 2023

Affected Product(s):
F5OS ASM(all modules)

Fixed In:
F5OS-A 1.5.0

Opened: Jan 18, 2023

Severity: 2-Critical

Symptoms

There is a reduction in http/https average transactions per second for some file sizes when ASM is configured on BIG-IP tenant on R2000 series.

Impact

Reduction in average transactions per second when traffic is run for a specified duration with 1536 simulated users. Impact is seen for http traffic specific to 32kb and 5kb file sizes.

Conditions

BIG-IP config: virtual server with asm_rw policy attached to it; virtual server with profiles http, tcp, and websecurity attached to it (visual snippet is at the end of high level details). CPU: 95-97% simulated users: 1536 The traffic involved in testing ASM is close to real world traffic conditions.

Workaround

N/A

Fix Information

N/A

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips