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Dell Storage with Microsoft Storage Spaces Deployment Guide

Ensuring RDMA adapters are installed

The DSMS solution allows for the following network adapters:
  • Chelsio T520-CR
  • Mellanox ConnectX-3
  • Mellanox ConnectX-3 Pro

These network adapters are required to use RDMA and leverage SMB direct. The following two sections cover configuring the Chelsio T520-CR adapter. If these adapters were not ordered as a part of your solution, you can skip this section. For more information about deploying Mellanox ConnectX-3/ConnectX-3 Pro RDMA adapters, see Mellanox ConnectX-3/ConnectX-3 Pro configuration .

  • NOTE: You must repeat this task on each storage node.
  1. Log in to each host server with the local Administrator privilege.
  2. Click Control Panel > Device Manager.
  3. Ensure that the Chelsio NIC card is displayed in the Device Manager. It is displayed as two separate Chelsio Network Adapters.
    Figure 1. Identifying Chelsio RDMA adapters This image shows identifying Chelsio RDMA adapters
  4. To verify the driver version of the adapter, right-click one of the Chelsio Network Adapters, and then select Properties.
  5. In the Driver tab, view Driver Version. Ensure that this driver is up-to-date based on the Dell Storage with Microsoft Storage Spaces Support Matrix available at

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