Bug ID 529484: Virtual Edition Kernel Panic under load

Last Modified: Dec 10, 2018

Bug Tracker

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

Known Affected Versions:
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, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8

Fixed In:
12.1.0, 12.0.0, 11.6.1, 11.5.4 HF2

Opened: Jun 23, 2015
Severity: 3-Major

Symptoms

Virtual Edition instances may crash with a kernel panic under heavy traffic load.

Impact

When the issue occurs the Virtual Edition instance will reboot.

Conditions

Virtual Edition instances passing 10 Gbps of traffic on interfaces that support LRO.

Workaround

Disable LRO on the underlying hypervisor, if possible.

Fix Information

Virtual Edition instances now stays active when instances passing 10 Gbps of traffic on interfaces that support LRO.

Behavior Change