Usually connecting external disks in Linux is easy. Plug it in, run fdisk -l or lsblk | grep disk to identify the device ID, and then mount it. Unfortunately in this instance, plugging in my Seagate 2TB wasn’t so simple. The server is running Proxmox: # uname -a Linux proxmox01 4.4.6-1-pve #1 SMP Thu Apr 21 11:25:40 CEST 2016 x86_64 GNU/Linux No device showed up on lsblk or fdisk -l. In dmesg I saw:

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(Previously) With my server in place, I ran a memtest on it … which with 128G took a while ;) And then installed Proxmox 4, using a bootable USB that I’d created on my Mac from the ISO downloaded from Proxmox’s website. To create the bootable USB, create the img file: hdiutil convert -format UDRW -o target.img source.iso and then burn it to USB: sudo dd if=target.img of=/dev/rdiskN bs=1m Replace N with the correct device based on diskutil list output.

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