These ramdisk instructions have been useful to me several times now.
https://linuxhint.com/ramdisk_ubuntu_1804
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Used this to enable networking in a guest VM on proxmox. Specifically the section titled "Configuring Network Settings in an Ubuntu 18.04 VM"
https://support.us.ovhcloud.com/hc/en...-the-Internet-Using-Proxmox-VE#ubuntu
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I've used this twice to set up a xfce4 vnc environment on remote servers.
https://www.digitalocean.com/communit...he-desktop-environment-and-vnc-server
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Instructions I used
https://linuxize.com/post/how-to-install-kvm-on-ubuntu-20-04
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Useful article on setting user quotas in linux
https://www.digitalocean.com/communit...-to-set-filesystem-quotas-on-debian-9
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Series of articles on using tmux. Good info here about using the scroll buffer.
https://medium.freecodecamp.org/tmux-...actice-scrollback-buffer-47d5ffa71c93
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Useful info about using vmstat and sar to gauge if your server has enough RAM.
https://haydenjames.io/linux-server-n...pgrade-lets-check-free-top-vmstat-sar
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Found an answer here that helped me mount an encrypted drive from the command line.
https://askubuntu.com/questions/63594...t-encrypted-volumes-from-command-line
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Used this to change passphrase for a LUKS-encrypted disk.
https://ask.fedoraproject.org/en/ques...ncryption-password-on-drive-fedora-20
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I'm looking at this as a backup solution for linux.
https://help.backblaze.com/hc/en-us/a...4696.1541427198-1485353798.1541427198
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