Installing Mellanox Connectx-3 / Connectx-3 Pro 56Gb/40Gbe NICs in XCP-ng 8.3 LTS With VDI Firmware defaulting to Infiniband (ib) When You Want Ethernet (en) Instead (But Still Keeping the Infiniband Option Open!)

How’s that for a title? Oddly Specific, yet IYKYK. Sometimes, all goes perfectly smooth with XCP-ng and the Connectx-3 NICs. Other times… not so much. This is for the “not to much” times. Complete Guide: Configuring Mellanox ConnectX-3 NICs in …

XCP-ng grub.cfg Fix for Hanging Without Boot Countdown Timeout on Janky UEFI/BIOS or Motherboard with ACPI Issues (Or: How to Force Boot XCP-ng / CentOS / RHEL Linux “No Matter What)

Sometimes a BIOS update (UEFI, nowadays, but you get the idea) might cause strange power and/or boot issues with specific motherboards. While fixing a “freebie system” recently, we saw a UEFI that was struggling with “staying off”. There seems to …