While installing ScaleIO, you probably provided only one IP from each server, therefor only one NIC is being used. You can add more IPs accosted with more NICs from each server, by using the command scli --add_sds_ip
In my system there are four network cards, two as a business and management network。 I want to use the other two network cards as Scaleio data network. But after several tests ScaleIO uses only one card to transfer data. How to configure to make two network card at the same time to transmit data
How to use the two data network card to transfer data in scaleio1.32