https://www.incibe-cert.es/en/blog/linux-capabilities-en

https://www.tecmint.com/join-ubuntu-to-active-directory-domain-member-s…

https://forum.proxmox.com/threads/how-to-change-the-vmid-with-zfs.55885/

qm migrate 107 server2 --online --with-local-disks

executar o comando:
lspci -vv

e procurar no resultado o endereço do barramento, neste caso uma plava nvme pcie-e:

printf 'options zfs zfs_arc_max=2147483648' >> /etc/modprobe.d/zfs.conf
echo 3 > /proc/sys/vm/drop_caches

e para verificar:
cat /proc/spl/kstat/zfs/arcstats |grep c_

https://serverfault.com/questions/581669/why-isnt-the-arc-max-setting-h…

https://web.archive.org/web/20180303034326/http://www.tuxradar.com/cont…
https://dzone.com/articles/linux-pam-easy-guide

zpool create -o ashift=12 -O compression=lz4 -O dnodesize=auto -O normalization=formD -O relatime=on -O xattr=sa -O atime=off -O acltype=posixacl -O encryption=aes-256-gcm -O keylocation=prompt -O keyformat=passphrase tank0 mirror wwn-0x5000cca22dcbf093 wwn-0x5000cca22dd2fc89 mirror wwn-0x5000cca22dd31cdb wwn-0x5000cca22dd0624

https://www.howtoforge.com/tutorial/configure-postfix-to-use-gmail-as-a…
https://www.linode.com/docs/email/postfix/configure-postfix-to-send-mai…