SMB Direct RoCE Does Not Work Without DCB/PFC

Introduction SMB Direct RoCE Does Not Work Without DCB/PFC. “Yes”, you say, “we know, this is well documented. Thank you.” but before you sign of hear me out. Recently I plugged to RoCE cards into some test servers and linked … Continue reading

Using RAMDisk To Test Windows Server 2012 Network Performance

I’m testing & playing different Windows Server 2012 & Hyper-V networking scenarios with 10Gbps, Multichannel, RDAM, Converged networking etc. Partially this is to find out what works best for us in regards to speed, reliability, complexity, supportability and cost. Basically … Continue reading

SMB 3.0 Multichannel Auto Configuration In Action With RDMA / SMB Direct

Most of you might remember this slide by Jose Barreto on SMB Multichannel  Auto Configuration in one of his many presentations: Auto configuration looks at NIC type/speed => Same NICs are used for RDMA/Multichannel (doesn’t mix 10Gbps/1Gbps, RDMA/non-RDMA) Let the … Continue reading

Design Considerations For Converged Networking On A Budget With Switch Independent Teaming In Windows Server 2012 Hyper-V

Last Friday I was working on some Windows Server 2012 Hyper-V networking designs and investigating the benefits & drawbacks of each. Some other fellow MVPs were also working on designs in that area and some interesting questions & answers came … Continue reading