Questions tagged [infiniband]
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17 questions
1 vote
0 answers
69 views
"All users may connect to this network" - restrict interface to group?
in RHEL-8 {and above} for an infiniband interface ib0 in the Network Manager gui on its General tab there is a checkbox option for All users may connect to this network. I only see this option for ...
- 9,175
0 votes
1 answer
110 views
how to configure or tune infiniband redhat 8
I asked a similar question here : NFS v4.2 tuning with less than 50 servers on a closed infiniband [mellanox] HDR network switch all running RHEL-8.10: is there anything other than systemctl start ...
- 9,175
1 vote
1 answer
1k views
Is there benefit of MLNX OFED install vs default Redhat InfiniBand Support
When using RHEL 8.8, there is a choice to be made for users with Mellanox InfiniBand hardware. They can either utilize Red Hat's included InfiniBand Support group installation (which I choose to do ...
- 9,175
3 votes
2 answers
926 views
NFS/RDMA on CentOS 7, small files corruption
In an HPC environment, we have 2 nodes family, one running 7.1.1503 (kernel 3.10.0-229.el7.x86_64) and the other, newer, running 7.7.1908 (kernel 3.10.0-1062.12.1.el7.x86_64). Both mount an NFS/RDMA ...
- 409
0 votes
1 answer
1k views
Infiniband RHEL7, NFS RDMA setup & help
Hoping someone can provide help as to what I am doing wrong or missing: Have 3 test servers (hostnames node1..3) each with a Mellanox MT28908 family infiniband card, model CX653105A Have Mellanox HDR ...
- 9,175
1 vote
1 answer
541 views
measuring HDR IPoIB, and anything 10GbE or higher, copy speed
In dealing with large data files, i.e. greater than 10GB, I am working with IPoIB {IP over infiniband} I need something better than the traditional 1gbps wired network speed. Background: on a 1gbps ...
- 9,175
1 vote
1 answer
2k views
Infiniband interface doesn't route IPoIB traffic
I have blocks of hosts that I'm provisioning using Puppet in exactly the same way, they have identical hardware (same blade chassis), and are definitely connected in all the same ways where interfaces ...
- 123
1 vote
0 answers
239 views
Choices for persistent-ipoib.rules for a non RDMA setup? (rhel7.3)
Im getting errors in journalctl -xe when i manually restart my network, not sure about on reboot, haven't check the times that closely. My 2nd adapter is certifiably down. It somehow seems ...
- 744