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linux:distros:server:opensuse_tumbleweed_server [2025/04/23 19:27] – Sean Rhonelinux:distros:server:opensuse_tumbleweed_server [2025/04/26 18:47] (current) – [Config] Sean Rhone
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 +====== Information ======
 +
 +  * openSUSE ((https://www.opensuse.org/))
 +  * Tumbleweed ((https://en.opensuse.org/Portal:Tumbleweed))
 +  * Server ((https://get.opensuse.org/server/))
 +
 +====== Download ======
 +
 +  * http://download.opensuse.org/tumbleweed/iso/
 +
 +  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
 +
 +====== Installation Notes ======
 +
 +===== Partitioning =====
 +
 +  - ext4 ''/''
 +  - No separate ''/home''
 +  - Separate ''swap'' without suspend resize
 +
 +<code>
 +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]</code>
 +
 +====== Software ======
 +
 +===== Disable USB Source =====
 +
 +****
 +
 +  sudo zypper modifyrepo --disable --medium-type 'hd'
 +
 +===== Update =====
 +
 +****
 +
 +  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
 +
 +===== GNU nano =====
 +
 +  * 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'
 +
 +===== General =====
 +
 +****
 +
 +  sudo zypper install aria2 binutils chrony htop 7zip sensors unar 
 +
 +===== CPU microcode =====
 +
 +****
 +
 +  ucode-intel
 +
 +====== Settings ======
 +
 +===== Laptop Server =====
 +
 +  * 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'
 +
 +===== GRUB =====
 +
 +==== Config ====
 +
 +  * [[linux:notes:kernel_parameters|More Kernel Parameters]]
 +
 +  sudo yast2 'bootloader'
 +
 +==== Oak ====
 +
 +  * Last updated: 2024/05/10
 +
 +<code>preempt='none' nohz='off' pci='pcie_bus_perf,realloc,pcie_scan_all,big_root_window' pcie_aspm='off' modprobe.blacklist='sp5100_tco' nowatchdog</code>
 +
 +===== NetworkManager =====
 +
 +  * [[servers:upstream_dns_servers|More DNS Servers]]
 +
 +<code>nmcli con show</code>
 +
 +<code>sudo nmcli connection modify 'Wired connection 1' 'ipv4.dns' '192.168.1.1,1.1.1.2,1.0.0.2'</code>
 +
 +<code>sudo nmcli connection modify 'Wired connection 1' 'ipv6.dns' '2606:4700:4700::1112,2606:4700:4700::1002'</code>
 +
 +<code>sudo nmcli connection modify 'Wired connection 1' 'ipv4.address' '192.168.1.152/24'</code>
 +
 +<code>sudo nmcli connection modify 'Wired connection 1' 'ipv4.gateway' '192.168.1.1'</code>
 +
 +<code>sudo nmcli connection modify 'Wired connection 1' 'ipv4.method' 'manual'</code>
 +
 +<code>sudo nmcli connection up 'Wired connection 1'</code>
 +
 +===== lm_sensors =====
 +
 +  sudo sensors-detect --auto
 +
 +  sudo -e '/etc/sysconfig/lm_sensors'
 +
 +===== Secure Shell =====
 +
 +  * See [[clients:secure_shell#generate_ssh_keys|Client - Generate SSH Keys]] notes to generate/restore public key
 +
 +===== Disk Drives =====
 +
 +==== Swap ====
 +
 +  * Add ''discard'' after ''defaults'' for the ''swap'' mountpoint ((defaults,discard))
 +
 +  sudo -e '/etc/fstab'
 +
 +  ,discard=once
 +
 +  swap  defaults,discard=once
 +
 +==== Trim ====
 +
 +****
 +
 +  sudo systemctl enable 'fstrim.timer' --now && sudo systemctl start 'fstrim' && sync && sudo systemctl status 'fstrim' -l
 +
 +===== Time =====
 +
 +  * :?: 2024/05/06: On GNOME, even though ''chrony'' does NTP sync, it doesn't seem to write it to the hardware clock which is usually wrong after a CMOS reset ((starting Firefox quickly after rebooting has a wrong system clock certificate failure error)); it's not known if this affects Server
 +  * This sets the hardware clock to the current system/OS clock
 +  * TODO: Figure out ''chrony'' command to do NTP sync
 +
 +  sudo hwclock --systohc
 +
 +====== Automatic Updates ======
 +
 +===== Service =====
 +
 +  sudo -e '/etc/systemd/system/suse-up.service'
 +
 +<code>
 +[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</code>
 +
 +===== Timer =====
 +
 +  * 06:00 Oak
 +  * 06:10 Alira
 +
 +  sudo -e '/etc/systemd/system/suse-up.timer' && sudo systemctl daemon-reload && sudo systemctl enable 'suse-up.timer' --now
 +
 +<code>
 +[Unit]
 +Description=Software Package Maintenance and Updater
 +After=network-online.target
 +Wants=network-online.target
 +
 +[Timer]
 +OnCalendar=*-*-* 06:00:00
 +Persistent=true
 +
 +[Install]
 +WantedBy=timers.target</code>
 +
 +====== Notable Folders and Commands ======
 +
 +  * See [[notes:misc_linux]]