Ubuntu server setup.txt

1-download from https://cloud-images.ubuntu.com/minimal/releases/
2-mount the squashfs file
3- use rsync to copy the files from the squasfs the disk
sudo rsync -av -A -X /media/mint/disk/ /media/mint/2fa5f7a5-27ef-4ff9-97f0-ade7c9c593c6
4-cd into the disk and open supersuer terminal and past

mount -t proc /proc proc/
mount -t sysfs /sys sys/
mount --rbind /dev dev/
mount --rbind /run run/

may be needed ??? (cp /etc/resolv.conf etc/resolv.conf)

5-Open another terminal window and type [sudo chroot "hard disk mount point"]

5.1-sudo apt update

5.2-sudo apt purge apport at *bcache* *btrfs* *cloud* *eatmydata* libfl* *isns* *lvm* *lxd* *mdadm* *motd* *open* *pollinate* *ntfs* *sg3* *snap* *sosreport* *thin* *unattended* *xfsprogs* *tcl* *needrestart* *heimdal* *netplan* *tpm* *gsettings* python* *alsa* *bolt* *finalrd* *sbsigntool* krb* *brotli* *cbor* *fido* *lzo* *packagekit* *proxy* *sas* *wrap* *yaml* *secureboot* *sound* *mime* cryptsetup* isc-* *groff* *glib* *mpdec* *ldap* *iscsi* *rtmp* *uchardet* *icu* pol* *udisk* *gnupg* *gpgsm* *gpgme* *png* *gettext* *gpgconf* *dos* *magic* *efivar* *fwupd* *pinentry* *usb-m* *media-* *assuan* bc eject *binutils* distro-* ethtool* libatasmart* *gpm* libgpm* libintl* libinih* libksba* libctf* libaio* libdevmapper-event* libdns-export* libedit* libmodule-find-perl libmodule-scandeps-perl libnghttp* libnpth* libnss3 libparted-fs-resize* libproc-processtable-perl libpython* libsgutils* libsort-naturally-perl libssh* libterm-readkey-perl libusb* libisc-* libnspr* libsqlite* patch xxd

5.5-sudo apt install deborphan

sudo deborphan --guess-all

if you are OK with removing the orphaned packages run this command AND IT IS VERY IMPORTANT TO RUN THIS COMMAND MORE THAN ONE TIME

sudo deborphan --guess-all | xargs sudo apt purge -y

6-sudo apt-cache search linux-generic

7-sudo apt install linux-image-unsigned-[choose a result from the search]

7.5-echo 'COMPRESS=xz' > /etc/initramfs-tools/conf.d/compress

sudo update-initramfs -u -k all


8- rm -rf /lib/modules/*-generic/kernel/drivers/md
rm -rf /lib/modules/*-generic/kernel/drivers/gpu/
rm -rf /lib/modules/*-generic/kernel/drivers/video/
rm -rf /lib/modules/*-generic/kernel/drivers/infiniband/
rm -rf /lib/modules/*-generic/kernel/sound
find /lib/modules/*-generic/kernel/drivers/net/ethernet/ -mindepth 1 -maxdepth 1 -type d -not -iname intel -exec rm -rf '{}' \;
find /usr/share/zoneinfo -mindepth 1 -maxdepth 1 -type d -not -iname Asia -exec rm -rf '{}' \;
rm -rf /usr/lib/modules/*-generic/kernel/net/ceph
rm -rf /usr/lib/modules/*-generic/kernel/net/sunrpc
rm -rf /usr/lib/modules/*-generic/kernel/net/openvswitch
rm -rf /usr/lib/modules/*-generic/kernel/zfs
rm -rf /usr/lib/modules/*-generic/kernel/fs/xfs
rm -rf /usr/lib/modules/*-generic/kernel/fs/nfsd
rm -rf /usr/lib/modules/*-generic/kernel/fs/ceph
rm -rf /usr/lib/modules/*-generic/kernel/fs/btrfs
rm -rf /usr/lib/modules/*-generic/kernel/fs/nfs
rm -rf /usr/lib/modules/*-generic/kernel/fs/cifs
rm -rf /usr/lib/modules/*-generic/kernel/lib/zstd
rm -rf /usr/share/man
rm -rf /usr/share/doc
rm -rf /usr/share/locale
rm -rf /etc/cloud
find . -iname "*tpm*" -exec rm -rf {} \;
find . -iname "*ecrypt*" -exec rm -rf {} \;
find . -iname "*encrypt*" -exec rm -rf {} \;
find . -iname "*cryptsetup*" -exec rm -rf {} \;
find . -iname "*update-notifier*" -exec rm -rf {} \;
find . -iname "*dist-packages*" -exec rm -rf {} \;

9-create the file [dhcp.network] in the path /etc/systemd/network/ to be like this
apt install nano && nano /etc/systemd/network/dhcp.network


[Match]
Name=e*

[Network]
DHCP=yes


10-create the file [fstab] in  /ect to be like this
nano /etc/fstab


LABEL=ubuntu	/	 ext4	defaults	0 0


11-change root password using [passwd] add a user if you want using [adduser [the username]] and add the user to the sudo group using [usermod -aG sudo [the username]]


12-systemctl disable systemd-journald.service systemd-journald-audit.socket systemd-journald-dev-log.socket systemd-journald.socket

nano /etc/systemd/journald.conf

RuntimeMaxUse=1M
SystemMaxUse=1M
MaxRetentionSec=1
ForwardToSyslog=no
ForwardToKMsg=no
Storage=volatile
ReadKMsg=no
RateLimitInterval=9000
RateLimitBurst=1

nano /etc/rsyslog.conf

$SystemLogRateLimitInterval 9000
$SystemLogRateLimitBurst 1
$IMUxSockRateLimitBurst 1
$IMUXSockRateLimitInterval 9000

13-you can change the APT config. if you want to do it 
apt-config dump | grep -we Recommends -e Suggests | sed s/1/0/ | sed s/true/false/ | sudo tee /etc/apt/apt.conf.d/99norecommend


14- reboot and then open gparted lable the ext4 partion as [ubuntu] and set boot flag to the partition and then run boot repair