How to switch off the NIC TSO on the zVRA

KB Number:
000002198

Symptoms:
Replication performance not not at its top speed.

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

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


Affected Versions:
7.0 and above - Follow KB instructions 6.5 and under - Contact Zerto support to log-in to the VRA for you

Hypervisor:
All

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