Fixed an issue in iperf3 data calculation.
Fixed an issue in iperf3 data calculation.

iamshital/azure-linux-automation,v-sirebb/azure-linux-automation,konkasoftci/azure-linux-automation,konkasoftci/azure-linux-automation,iamshital/azure-linux-automation,konkasoftci/azure-linux-automation,v-sirebb/azure-linux-automation,v-sirebb/azure-linux-automation,iamshital/azure-linux-automation