• openSUSE
• Tumbleweed
• Server

openSUSE Tumbleweed

• Script for ~/backups to NAS
• Auto-delete old ~/backups (dokuwiki)

• http://download.opensuse.org/tumbleweed/iso/openSUSE-Tumbleweed-DVD-x86_64-Current.iso
• https://download.opensuse.org/tumbleweed/iso/openSUSE-Tumbleweed-DVD-x86_64-Current.iso.sha256

http://download.opensuse.org/tumbleweed/iso/openSUSE-Tumbleweed-DVD-x86_64-Current.iso

openSUSE-Tumbleweed-DVD-x86_64-Snapshot20251106-Media.iso

1. ext2 /
2. No separate /home
3. Separate swap without suspend resize

NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINTS
sda      8:0    0 465.8G  0 disk 
├─sda1   8:1    0     8M  0 part 
├─sda2   8:2    0 463.8G  0 part /
└─sda3   8:3    0     2G  0 part [SWAP]

• GRUB2

sudo zypper modifyrepo --disable --medium-type 'hd'

sudo zypper clean --all && sudo zypper refresh --force --services && sudo zypper dist-upgrade --details --allow-downgrade --allow-name-change --allow-arch-change --allow-vendor-change && sync

• Installs nano
• Sets VISUAL and EDITOR to nano via environment variable
• Sets nowrap for current user

sudo zypper install 'nano' && export 'VISUAL=nano' && export 'EDITOR=nano' && echo -e 'export VISUAL=nano\nexport EDITOR=nano' | sudo tee '/etc/profile.d/editor-nano.sh' > '/dev/null' && cat '/etc/profile.d/editor-nano.sh' && mkdir -p ~/'.config/nano' && echo 'set nowrap' | tee ~/'.config/nano/nanorc' > '/dev/null' && cat ~/'.config/nano/nanorc'

sudo zypper remove --clean-deps 'plymouth'

sudo zypper addlock 'plymouth'

sudo zypper install aria2 htop 7zip sensors unar 

ucode-intel

• This tells systemd to ignore Lid close events and prevents system suspend

sudo mkdir -p '/etc/systemd/logind.conf.d' && echo -e "[Login]\nHandleLidSwitch=ignore" | sudo tee '/etc/systemd/logind.conf.d/99-laptop-server.conf' > '/dev/null'

sudo -e '/etc/systemd/logind.conf.d/99-laptop-server.conf'

• More DNS Servers

nmcli con show

sudo nmcli connection modify 'Wired connection 1' 'ipv4.dns' '192.168.1.1,9.9.9.9,149.112.112.112'

sudo nmcli connection modify 'Wired connection 1' 'ipv6.dns' '2620:fe::fe,2620:fe::9'

sudo nmcli connection modify 'Wired connection 1' 'ipv4.address' '192.168.1.152/24'

sudo nmcli connection modify 'Wired connection 1' 'ipv4.gateway' '192.168.1.1'

sudo nmcli connection modify 'Wired connection 1' 'ipv4.method' 'manual'

sudo nmcli connection up 'Wired connection 1'

sudo sensors-detect --auto

sudo -e '/etc/sysconfig/lm_sensors'

• Boot Code Options → Boot Loader: GRUB2
• Boot Code Options → [ ] Secure Boot Support
• Kernel Parameters → CPU Mitigations: Off
• Kernel Parameters → [ ] Graphical console
• Bootloader Options → Timeout in Seconds: 0
• Bootloader Options → [ ] Probe Foreign OS

sudo yast2 'bootloader'

• More Kernel Parameters
• Last updated: 2025/12/06

acpi_osi='Linux' reboot='pci' hibernate='no' preempt='full' iommu='pt' pci='pcie_bus_perf' drm_kms_helper.poll='0' drm_kms_helper.fbdev_emulation='0' hostname='localhost' nomodeset

• Notes

sudo -e '/etc/dracut.conf.d/99-alira.conf' && sudo dracut --force --regenerate-all

kernel_cmdline="rd.luks=0 rd.lvm=0 rd.md=0 rd.dm=0"

omit_drivers+=" radeon "
omit_dracutmodules+=" i18n resume "

# End

• 2025/12/09

Startup finished in 1.254s (kernel) + 6.690s (initrd) + 6.857s (userspace) = 14.802s 
multi-user.target reached after 6.857s in userspace.

systemd-analyze

• 2025/12/09

Image: /boot/initrd-6.18.0-1-default: 36M

lsinitrd

sudo systemctl enable 'fstrim.timer' --now

sudo systemctl start 'fstrim' && sudo systemctl status 'fstrim' -l

sudo fstrim -v -a

sudo timedatectl 'set-ntp' 'true' && sudo hwclock --systohc && timedatectl status

sudo -e '/etc/systemd/system/suse-up.service'

[Service]
Type=oneshot

ExecStartPre='/usr/bin/zypper' clean --all

ExecStart='/usr/bin/zypper' --non-interactive refresh --force --services
ExecStart='/usr/bin/zypper' --non-interactive dist-upgrade --auto-agree-with-licenses --allow-downgrade --allow-name-change --allow-arch-change --allow-vendor-change

ExecStartPost='/usr/bin/sync'
ExecStartPost='/usr/bin/systemctl' reboot

# End

• 06:00 Alira

sudo -e '/etc/systemd/system/suse-up.timer' && sudo systemctl daemon-reload && sudo systemctl enable 'suse-up.timer' --now

[Unit]
Description=openSUSE OS Updater
After=network-online.target
Wants=network-online.target

[Timer]
OnCalendar=*-*-* 06:00:00
Persistent=true

[Install]
WantedBy=timers.target

# End

sudo -e '/etc/dracut.conf.d/99-custom.conf' && sudo dracut --force --regenerate-all

# Compression
compress="cat"

# Machine-specific
do_strip="yes"
aggressive_strip="yes"
hostonly="yes"
hostonly_mode="strict"

# End

sudo rm -fv '/etc/dracut.conf.d/99-custom.conf' && sudo dracut --force --regenerate-all

• See misc