Stephen Finucane (Fin-oo-can)

Blog

  • I had an old TP-Link TL-WR1043ND that was running DD-WRT firmware from 2013. Needless to say, this was pretty ancient and probably should be remedied but, unfortunately, I’d been unable to figure out how to do this via the web UI.…

  • The libvirt driver in the OpenStack Compute service (nova) has supported instance NUMA topologies for a number of releases. A NUMA topology can be added to an instance either explicitly, using the hw:numa_nodes=N flavor extra spec, or implicitly, by requesting a specific mempage size (hw:mem_page_size=N) or CPU pinning (hw:cpu_policy=dedicated).…

  • Mostly a note for myself. There are two types of SR-IOV’y networks supported in nova: direct and hostdev. Confusingly, the latter corresponds to passthrough of the virtual function (VF), while the former corresponds to macvtap.…

  • So, there I was, in Nepal for two weeks with a friend, wanting to try some of the world-renowned trekking along with exploring the cities of Kathmandu and Pokhara.…

  • In a previous post, I provided a guide on configuring SR-IOV for a Mellanox ConnectX-3 NIC. I’ve since picked up a second one of these and was attempting to follow through on the same guide.…

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