Article number
000003402
Affected Versions
All
Source Hypervisor
All
Target Hypervisor
All

How to switch off the NIC TSO on the zVRA

Viewed 107 times

Root Cause

Need to switch off TSO on the zVRA's in order to improve the replication performance.

Symptoms

Replication performance not not at its top speed.

Solution

Log-In to VRA via SSH following instructions in KB: 
https://www.zerto.com/myzerto/knowledge-base/connecting-to-a-vra-via-ssh/

Once logged in run the following command:

$ ethtool -K eth0 tso off
$ ethtool -K eth0 lro off

For more about the TSO please see the below:
https://kb.vmware.com/s/article/2055140