Bug ID 481955: VE: Turning off LRO/GRO using tm.tcplargereceiveoffload DB variable

Last Modified: Nov 07, 2022

Affected Product(s):
BIG-IP MA-VE(all modules)

Known Affected Versions:
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, 11.6.1, 11.6.1 HF1, 11.6.1 HF2, 11.6.2, 11.6.2 HF1, 11.6.3,,,,, 11.6.4, 11.6.5,,,

Fixed In:

Opened: Sep 30, 2014

Severity: 3-Major


Setting tm.tcplargereceiveoffload to disable does not prevent packets greater than MSS from coming in


Cannot be used to turn off LRO/GRO if needed for performance stability/improvement


kvm and xen non-sriov case


Use ethtool commands to turn off LRO/GRO from the guest or host.

Fix Information

tm.tcplargereceiveoffload DB variable can be used to turn off LRO/GRO except for xen and kvm non-sriov case.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips