Questions tagged [rdma]

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Why isn't SMB Direct working over RDMA?

In a Windows lab environment, I'm trying to test performance of SMB Direct using Mellanox RDMA adapters with global pause. I wanted to test first with Global Pause for simplicity before switching to ...
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1answer
71 views

Role of Local Routing Header (LRH) in RoCEv2

In the RoCEv2 specification (Annex 17) https://www.infinibandta.org/ibta-specifications-download/ the header BTH+ includes the Local Routing Header (LRH). The routing though is done with IP. Is ...
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1answer
153 views

Beegfs-client does not work with mellanox OFED driver

I am trying to configure and test beegfs with RDMA as explained in: https://community.mellanox.com/s/article/howto-configure-and-test-beegfs-with-rdma?t=1570613300675 My test configuration: OS: ...
4
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1answer
203 views

Set up Windows 10 SRP initiator

How do can I setup an SRP Windows 10 initiator? I've seen several mentions of an initiator being included in WinOF but I haven't found any instructions on how to do it. The initiator will be Windows ...
1
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1answer
241 views

Infiniband configured and connected but indicator lights unlit on HBAs and no functionality in OS

I have installed two dual-port FDR Infiniband VPI HBAs, one in each of two servers running CentOS 6.9, server1>lspci 03:00.0 Network controller: Mellanox Technologies MT27500 Family [ConnectX-3] ...
1
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2answers
352 views

Dual-port RDMA Throughput Issue

I have two nodes connected with dual-port Mellanox Connext-X3 VPI HCAs via an IB switch. The nodes are two socket machines with Hasswell CPUs and 2 16GB DIMMs per each socket (totaling 64GB). ...
3
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3answers
184 views

Can SMB Direct be used together with a SMB network share on one NAS?

I'm currently working on upgrading our server storage and I'm looking into SMB direct in combination with an RDMA supported NIC. SMB Direct is interesting as it has very low latency compared to ...