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distros:ubuntu_desktop [2019/10/22 08:19] – Sean Rhonedistros:ubuntu_desktop [2023/12/13 15:22] – [Tweaks] Sean Rhone
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 ====== Information ====== ====== Information ======
  
-  * Ubuntu ((https://www.ubuntu.com/desktop)) +  * Ubuntu ((https://ubuntu.com/)) 
-  * 19.10 +  * Desktop ((https://ubuntu.com/desktop)) 
- +  * 23.10
-====== Known Issues ====== +
- +
-  * None+
  
 ====== Download ====== ====== Download ======
  
-  * https://www.ubuntu.com/download/desktop+===== Etcher Image Writer =====
  
-====== Installation Notes ======+  * https://etcher.balena.io/#download-etcher
  
-  * ''EFI/ubuntu/shimx64.efi'' ((EFI file to boot and in the case of (quirky) InsydeH2O UEFI implementations, add to SecureBoot trust; doesn't matter if SecureBoot is enabled or not)) +===== Ubuntu ===== 
-  * Minimal installation+ 
 +  * https://ubuntu.com/download/desktop
  
 ====== HOSTS ====== ====== HOSTS ======
  
   * https://github.com/StevenBlack/hosts/   * https://github.com/StevenBlack/hosts/
-  * Using ''Unified hosts + fakenews + gambling''+  * Unified hosts + fakenews + gambling
  
-  sudo wget -O '/etc/hosts' 'https://raw.githubusercontent.com/StevenBlack/hosts/master/alternates/fakenews-gambling/hosts' && sync+===== Initial =====
  
-  cat '/etc/hosts' | grep 'Date:'+  * Only run once
  
-  sudo -e '/etc/hosts'+  ls '/etc/hosts~' || wget -O '/tmp/hosts-tmp' 'https://raw.githubusercontent.com/StevenBlack/hosts/master/alternates/fakenews-gambling/hosts' && sudo cp --backup '/tmp/hosts-tmp' '/etc/hosts' && sync
  
-====== Repositories ======+===== Update =====
  
-===== ckb-next =====+****
  
-  * https://github.com/ckb-next/ckb-next+  ls '/etc/hosts~' && wget -O '/tmp/hosts-tmp' 'https://raw.githubusercontent.com/StevenBlack/hosts/master/alternates/fakenews-gambling/hosts' && sudo mv --force '/tmp/hosts-tmp' '/etc/hosts' && sync
  
-  sudo add-apt-repository 'ppa:tatokis/ckb-next'+===== Restore Backup =====
  
-===== Wine =====+****
  
-  * :!: TODO: Update for 19.04+  ls '/etc/hosts~' && sudo mv --force '/etc/hosts~' '/etc/hosts' && sync
  
-  * https://www.winehq.org/ +====== Repositories ======
-  * https://wiki.winehq.org/Ubuntu +
-  * https://dl.winehq.org/wine-builds/ubuntu/+
  
-  wget -O '/tmp/winehq-gpg.key' 'https://dl.winehq.org/wine-builds/Release.key' && sudo apt-key add '/tmp/winehq-gpg.key' && echo 'deb https://dl.winehq.org/wine-builds/ubuntu/ bionic main' | sudo tee '/etc/apt/sources.list.d/winehq.list' > '/dev/null' && cat '/etc/apt/sources.list.d/winehq.list' && rm -f '/tmp/winehq-gpg.key' && sync+===== Liquorix Kernel =====
  
-===== Lutris =====+  * https://liquorix.net/
  
-  * :!: TODO: Update for 19.04+  sudo add-apt-repository 'ppa:damentz/liquorix' 
 + 
 +===== WineHQ ===== 
 + 
 +  * https://www.winehq.org/ 
 +  * https://wiki.winehq.org/Ubuntu 
 +  * https://dl.winehq.org/wine-builds/ 
 +  * :!: ''mantic'' = 23.10
  
-  * https://lutris.net +  sudo dpkg --add-architecture 'i386'
-  * http://download.opensuse.org/repositories/home:/strycore/+
  
-  wget -O '/tmp/lutris-gpg.key' 'http://download.opensuse.org/repositories/home:/strycore/xUbuntu_18.04/Release.key' && sudo apt-key add '/tmp/lutris-gpg.key' && echo 'deb http://download.opensuse.org/repositories/home:/strycore/xUbuntu_18.04/ ./' | sudo tee '/etc/apt/sources.list.d/lutris.list' > '/dev/null' && cat '/etc/apt/sources.list.d/lutris.list' && rm -f '/tmp/lutris-gpg.key' && sync+  wget -O '/tmp/winehq.key' 'https://dl.winehq.org/wine-builds/winehq.key' && sudo mv '/tmp/winehq.key' '/etc/apt/trusted.gpg.d/winehq.asc' && echo 'deb https://dl.winehq.org/wine-builds/ubuntu/ mantic main' | sudo tee '/etc/apt/sources.list.d/winehq.list' > '/dev/null' && sync
  
-===== padoka PPA =====+===== oibaf/graphics-drivers =====
  
-  * https://launchpad.net/~paulo-miguel-dias/+archive/ubuntu/mesa +  * https://launchpad.net/~oibaf/+archive/ubuntu/graphics-drivers
-  * https://wordpress.padoka.org+
  
-  sudo add-apt-repository 'ppa:paulo-miguel-dias/mesa' -y+  sudo add-apt-repository 'ppa:oibaf/graphics-drivers'
  
 ====== Software ====== ====== Software ======
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 **** ****
  
-  sudo fwupdmgr refresh && sudo fwupdmgr update --verbose+  sudo fwupdmgr refresh --force && sudo fwupdmgr update --verbose && sync
  
 ==== Snaps ==== ==== Snaps ====
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 **** ****
  
-  sudo snap refresh+  sudo snap refresh && sync
  
 ===== General ===== ===== General =====
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 **** ****
  
-  sudo apt install evolution filezilla gimp keepassxc mpv transmission-gtk aria2 htop unar p7zip-full mesa-utils ffmpeg libsecret-tools libreoffice rhythmbox+  sudo apt install --install-recommends 7zip adb fastboot aria2 evolution filezilla gimp gnome-shell-extension-manager keepassxc libreoffice libsecret-tools lm-sensors mesa-utils mpv rhythmbox transmission-gtk unar yt-dlp 
  
-===== wl =====+===== Wine =====
  
-  * For a MacBook Pro with ''BCM4360'' wireless+  * https://wiki.winehq.org/Ubuntu
  
-  bcmwl-kernel-source+  winehq-staging winbind winetricks libgl1-mesa-dri:i386 mesa-vulkan-drivers mesa-vulkan-drivers:i386 libgl1:i386 libnss-mdns:i386
  
-===== OpenVPN =====+===== Liquorix Kernel =====
  
 **** ****
  
-  network-manager-openvpn-gnome +  linux-image-liquorix-amd64 linux-headers-liquorix-amd64
- +
-===== VA-API ===== +
- +
-  gstreamer1.0-vaapi +
- +
-  i965-va-driver +
- +
-===== ckb-next ===== +
- +
-**** +
- +
-  ckb-next +
- +
-===== Keybase ===== +
- +
-  * https://keybase.io +
- +
-  wget -O '/tmp/keybase_amd64.deb' 'https://prerelease.keybase.io/keybase_amd64.deb' && sudo dpkg --install '/tmp/keybase_amd64.deb' && sudo apt install -f && rm '/tmp/keybase_amd64.deb' && sync && run_keybase +
- +
-===== Wine ===== +
- +
-  winetricks exe-thumbnailer winbind +
- +
-  winehq-staging +
- +
-  wine-d3d9-staging+
  
-===== Lutris =====+===== Intel Media Driver for VAAPI =====
  
-  * Even if using Lutris's Wine runners, Wine Staging should be installed system-wide in order to satisfy dependencies+  * https://github.com/intel/media-driver#components-and-features
  
-  winehq-staging lutris+  intel-media-va-driver-non-free
  
 ===== Tor Browser ===== ===== Tor Browser =====
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 **** ****
  
-  wget -O '/tmp/google-chrome-stable_current_amd64.deb' 'https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb' && sudo dpkg --install '/tmp/google-chrome-stable_current_amd64.deb' || sudo apt install -f && rm '/tmp/google-chrome-stable_current_amd64.deb' && sync+  wget -O '/tmp/google-chrome-stable_current_amd64.deb' 'https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb' && sudo apt install '/tmp/google-chrome-stable_current_amd64.deb' && rm '/tmp/google-chrome-stable_current_amd64.deb' && sync 
 + 
 +===== Steam ===== 
 + 
 +  * https://snapcraft.io/steam 
 + 
 +  sudo snap install 'steam'
  
 ====== Settings ====== ====== Settings ======
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 ===== Keyboard Shortcuts ===== ===== Keyboard Shortcuts =====
  
-  bash -c "secret-tool lookup 'keepass' 'default' | keepassxc --pw-stdin ~/'Documents/keepass.kdbx'"+<code>bash -c "secret-tool lookup 'keepass' 'default' | keepassxc --pw-stdin ~/'Documents/keepass.kdbx'"</code>
  
-  gnome-terminal --command "sudo sh -c 'apt update && apt full-upgrade -y && apt clean && apt autoremove -y && sync && fwupdmgr refresh && fwupdmgr update --verbose && snap refresh && rm -Rfv '/usr/lib/firefox/browser/features' '/home/'*'/.mozilla/firefox/'*'/features' && wget -O '/etc/hosts' 'https://raw.githubusercontent.com/StevenBlack/hosts/master/alternates/fakenews-gambling/hosts' && sync && fstrim --all --verbose && sync && sleep '2''"+<code>gnome-terminal --command "sudo sh -c 'apt update && apt full-upgrade -y && apt clean && apt autoremove -y && sync && snap refresh && wget -O '/tmp/sb-hosts' 'https://raw.githubusercontent.com/StevenBlack/hosts/master/alternates/fakenews-gambling/hosts' && mv --force '/tmp/sb-hosts' '/etc/hosts' && sync && fstrim --all --verbose && sync && sleep '5''"</code>
  
 ==== Keys ==== ==== Keys ====
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   * Ctrl + Alt + Z   * Ctrl + Alt + Z
-  * Pause or F7+  * Menu
  
 ===== Printer ===== ===== Printer =====
- 
-  * :!: TODO: All 4 of the 8710 models have the same exact name... 
  
   * http://localhost:631/admin   * http://localhost:631/admin
  
-  * Output Mode: Black Only Grayscale +  * Printer name can be ''Ctrl + F'''d 
-  * Print Quality: High-Resolution Photo+  * :!: AppSocket/HP JetDirect -> HP -> HP Officejet Pro 8710, hpcups (en) ((single ''en'' **not** ''en, en'')) 
 +  * Color Mode: Device Gray
   * Administration -> Set As Server Default   * Administration -> Set As Server Default
  
   socket://192.168.1.164:9100   socket://192.168.1.164:9100
  
-===== gedit =====+  Kole
  
-  * 4 Tab width +  HP Officejet Pro 8710
-  * Insert Spaces for Tab mode+
  
-===== Network =====+==== Info ====
  
-==== DNS ====+  * :!: ''HP Officejet Pro 8710, hpcups 3.23.5'' 4 ''(en)'' 
 +  * With Firefox, do ''Inspect'' 
 +  * Last one is ''drv'' 
 +  * https://access.redhat.com/solutions/6971890 implies the ''drv'' path is the modern choice 
 +  * :!: The IPP option //sometimes// print blurry documents; CUPS says old non-IPP drivers will be deprecated eventually
  
-=== UncensoredDNS ===+===== Network =====
  
-  * https://blog.uncensoreddns.org/+  * See [[notes:dns_servers]] for other servers
  
-  89.233.43.71,91.239.100.100+<code>Wraeclast</code>
  
-  2a01:3a0:53:53::,2001:67c:28a4::+<code>9.9.9.9,149.112.112.112</code>
  
-=== OpenNIC Anycast === +<code>2620:fe::fe,2620:fe::9</code>
- +
-  * https://wiki.opennic.org/start#anycast_tier_2_dns_resolvers +
- +
-  185.121.177.177,169.239.202.202 +
- +
-  2a05:dfc7:5::53,2a05:dfc7:5::5353 +
- +
-==== VPN.AC ==== +
- +
-  * See [[information:vpn.ac|VPN.AC]] +
-  * :!: If using this VPN, disable IPv6 from NetworkManager +
- +
-===== Nautilus ===== +
- +
-  * Sort folders before files +
-  * 4096 MB File Previews+
  
 ===== Rhythmbox ===== ===== Rhythmbox =====
  
-  * See [[Information:Internet Radio]]+  * See [[Information:Internet Radio|Internet Radio]]
  
 ===== Terminal ===== ===== Terminal =====
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   * 10-notch Transparency   * 10-notch Transparency
  
-===== Transmission =====+===== Fan Profile =====
  
-  * Blocklist+  * https://www.dell.com/support/kbdoc/en-us/000177768/guide-to-dell-power-manager
  
-  http://john.bitsurge.net/public/biglist.p2p.gz+  sudo apt install 'smbios-utils' -y && sudo smbios-thermal-ctl --set-thermal-mode='performance' && sudo apt purge 'smbios-utils' -y
  
-===== GRUB =====+===== Kernel Options =====
  
-****+==== Intel Perf Counters ====
  
-  sudo -e '/etc/default/grub' && sudo update-grub+  * https://wiki.archlinux.org/title/intel_graphics#Enable_performance_support
  
-==== Old Parameters ====+=== i915 Early-load ===
  
-  * See [[notes:kernel_parameters|Kernel Parameters]] for older options+  * https://forum.manjaro.org/t/cant-change-dev-i915-perf-stream-paranoid-to-0/66339/10
  
-==== GRUB ====+  echo 'i915' | sudo tee --append '/etc/modules' > '/dev/null' && cat '/etc/modules' | grep 'i915'
  
-****+  sudo update-initramfs -k 'all' -c
  
-  GRUB_TIMEOUT=1+=== sysctl ===
  
-==== Corsair USB Quirks ====+  * ''dev.i915.perf_stream_paranoid'' = ''0''
  
-  * https://github.com/ckb-next/ckb-next/wiki/Troubleshooting#usbhid-quirks+  echo 'dev.i915.perf_stream_paranoid=0' | sudo tee '/etc/sysctl.d/99-i915-perf.conf' > '/dev/null' && cat '/etc/sysctl.d/99-i915-perf.conf'
  
-  usbcore.quirks=1b1c:1b38:gn,1b1c:1b3c:gn+  sysctl 'dev.i915.perf_stream_paranoid'
  
-==== blk_mq ====+==== Swappiness ====
  
-****+  * ''vm.swappiness'' = ''0''
  
-  scsi_mod.use_blk_mq=y dm_mod.use_blk_mq=y+  echo 'vm.swappiness=0' | sudo tee '/etc/sysctl.d/99-swappiness.conf' > '/dev/null' && cat '/etc/sysctl.d/99-swappiness.conf'
  
-==== Reboot ====+  sysctl 'vm.swappiness' && cat '/proc/sys/vm/swappiness'
  
-  * ''efi'' is for UEFI systems +===== GRUB =====
-  * ''pci'' is for Legacy systems and Coreboot with SeaBIOS payload +
-  * There are other values possible should either of those not work+
  
-  reboot=pci+==== Config ====
  
-  reboot=efi+  * :!: [[notes:kernel_parameters|More Kernel Parameters]] 
 +  * Add options in ''GRUB_CMDLINE_LINUX_DEFAULT=''
  
-==== PCIe ASPM ====+  sudo -e '/etc/default/grub' && sudo update-grub
  
-****+==== Spinesnap ====
  
-  pcie_aspm=force+  * Last updated: 2023/12/13 
 +  * ''GRUB_CMDLINE_LINUX='' 
 +  * :!: 2023/12/13: Enable Virtualization in BIOS in order to get x2apic enabled; ''iommu=pt'' disables IOMMU
  
-==== dyntick-idle Disable ====+  sudo -e '/etc/default/grub' && sudo update-grub
  
-  * KGPE-D16's [[https://www.coreboot.org/Board:asus/kgpe-d16#Installation_Notes|Coreboot installation notes]] mention needing this for better power saving +<code>acpi_osi='Linux' iommu='pt' pci='pcie_bus_perf,realloc,pcie_scan_all,big_root_window' reboot='pci' video='HDMI-A-1:1920x1080@74' i915.enable_guc='3'</code>
-  * Specific to Nightwane+
  
-  nohz=on+===== GNOME =====
  
-==== intel_iommu ====+==== Extensions ====
  
-  * Specific to Spinesnap+  * https://extensions.gnome.org/extension/545/hide-top-bar/
  
-  intel_iommu=on+==== External Monitor Settings ====
  
-==== i915 ====+  * This copies the configured monitor settings from the current user to ''gdm'' and also applies it to the log-in screen 
 +  * Notably useful for setting a laptop's built-in screen as disabled for the log-in screen
  
-  * Applicable on a Lenovo T500 ((Spinesnap))+  sudo cp ~/'.config/monitors.xml' ~gdm/'.config/monitors.xml' && sudo chown 'gdm':'gdm' ~gdm/'.config/monitors.xml'
  
-  i915.enable_fbc=1 i915.fastboot=1 +=== Undo ===
- +
-==== amdgpu ====+
  
 **** ****
  
-  amdgpu.deep_color=1+  sudo rm ~gdm/'.config/monitors.xml' && sync
  
-=== Overdrive ===+==== Tweaks ====
  
-  * Allows use of Overdrive options for overclocking+  sudo -e '/etc/profile.d/99-tweaks.sh'
  
-  amdgpu.ppfeaturemask=0xffffffff+<code> 
 +# Mutter 
 +export MUTTER_DEBUG_ENABLE_ATOMIC_KMS='0' 
 +export MUTTER_DEBUG_FORCE_KMS_MODE='simple'
  
-  cat '/sys/module/amdgpu/parameters/ppfeaturemask' | grep '4294967295'+# Clutter 
 +export CLUTTER_PAINT='disable-dynamic-max-render-time'
  
-==== Blacklist Watchdogs ====+# Mesa 
 +export MESA_DISK_CACHE_SINGLE_FILE='1' 
 +export MESA_DISK_CACHE_DATABASE='1' 
 +export MESA_DISK_CACHE_COMBINE_RW_WITH_RO_FOZ='1' 
 +export VAAPI_MPEG4_ENABLED='1'
  
-  * ''iTCO_wdt'' controls watchdog on some Intel platforms +# End</code>
-  * ''sp5100_tco'' controls watchdog on some AMD platforms +
-  * ''nowatchdog'' disables both soft and hard generic watchdogs +
-  * I don't use watchdog features and apparently this reduces power usage slightly +
- +
-  modprobe.blacklist=iTCO_wdt,sp5100_tco nowatchdog +
- +
-==== Backlight ==== +
- +
-  * https://www.freedesktop.org/software/systemd/man/kernel-command-line.html#systemd.restore_state= +
-  * This prevents systemd from restoring previous backlight value on reboot +
-  * This is necessary for [[#power_management|Power Management]] +
- +
-  systemd.restore_state=0 +
- +
-==== DRM Debug ==== +
- +
-  * :!: This may make lower-end machines become very unresponsive; be prepared to have some safe way of rebooting +
- +
-  drm.debug=0xe +
- +
-===== GNOME ===== +
- +
-==== Disable Wayland ==== +
- +
-  cat '/etc/gdm3/custom.conf' | grep '#WaylandEnable' > '/dev/null' && sudo sed -i 's/'#WaylandEnable'/'WaylandEnable'/g' '/etc/gdm3/custom.conf' && cat '/etc/gdm3/custom.conf' | grep 'WaylandEnable' +
- +
-  sudo -e '/etc/gdm3/custom.conf' +
- +
-==== Root GUI Apps in Wayland ==== +
- +
-  * Run this before running GUI applications requiring root +
-  * This needs re-ran after session restart +
- +
-  xhost +LOCAL:+
  
 ==== Settings ==== ==== Settings ====
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 === All-in-one === === All-in-one ===
  
-  * Last updated: 2019/04/19+  * Last updated: 2023/12/13
  
-  gsettings set 'org.gnome.desktop.interface' 'enable-animations' 'false' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'send-events' 'disabled-on-external-mouse' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'natural-scroll' 'false' && gsettings set 'org.gnome.desktop.peripherals.mouse' 'accel-profile' 'flat' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'tap-to-click' 'false' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'tap-and-drag' 'false' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'disable-while-typing' 'false' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'click-method' 'areas' && gsettings set 'org.gnome.desktop.interface' 'clock-show-date' 'true' && gsettings set 'org.gnome.software' 'download-updates' 'false'+  gsettings reset 'org.gnome.shell' 'app-picker-layout' && gsettings set 'org.gnome.desktop.interface' 'enable-animations' 'true' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'send-events' 'disabled-on-external-mouse' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'natural-scroll' 'false' && gsettings set 'org.gnome.desktop.peripherals.mouse' 'accel-profile' 'flat' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'tap-to-click' 'false' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'tap-and-drag' 'false' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'disable-while-typing' 'false' && gsettings set 'org.gnome.desktop.peripherals.touchpad' 'click-method' 'areas' && gsettings set 'org.gnome.desktop.interface' 'clock-show-date' 'true' && gsettings set 'org.gnome.desktop.wm.preferences' 'focus-mode' 'click' && gsettings set 'org.gnome.desktop.wm.preferences' 'disable-workarounds' 'true' && gsettings set 'org.gnome.desktop.interface' 'clock-show-weekday' 'true'
  
 === Individual === === Individual ===
  
-  * Last updated: 2019/04/19+  * Last updated: 2023/12/13 
 + 
 +  gsettings reset 'org.gnome.shell' 'app-picker-layout'
  
-  gsettings set 'org.gnome.desktop.interface' 'enable-animations' 'false'+  gsettings set 'org.gnome.desktop.interface' 'enable-animations' 'true'
  
   gsettings set 'org.gnome.desktop.peripherals.touchpad' 'send-events' 'disabled-on-external-mouse'   gsettings set 'org.gnome.desktop.peripherals.touchpad' 'send-events' 'disabled-on-external-mouse'
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   gsettings set 'org.gnome.desktop.interface' 'clock-show-date' 'true'   gsettings set 'org.gnome.desktop.interface' 'clock-show-date' 'true'
  
-  gsettings set 'org.gnome.software' 'download-updates' 'false'+  gsettings set 'org.gnome.desktop.wm.preferences' 'focus-mode' 'click' 
 + 
 +  gsettings set 'org.gnome.desktop.wm.preferences' 'disable-workarounds' 'true' 
 + 
 +  gsettings set 'org.gnome.desktop.interface' 'clock-show-weekday' 'true'
  
 ===== KeePassXC ===== ===== KeePassXC =====
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   * General -> [ ] Load previous databases on startup   * General -> [ ] Load previous databases on startup
 +  * Security -> [x] Use DuckDuckGo service to download website icons
  
 ==== Add Database Password to GNOME Keyring ==== ==== Add Database Password to GNOME Keyring ====
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   secret-tool store --label='KeePass' 'keepass' 'default'   secret-tool store --label='KeePass' 'keepass' 'default'
  
-===== mpv =====+===== lm_sensors =====
  
-  * https://wiki.archlinux.org/index.php/mpv#High_quality_configurations+  sudo sensors-detect --auto
  
-  mkdir -p ~/'.config/mpv' && echo -e "profile=gpu-hq\nscale=ewa_lanczossharp\ncscale=ewa_lanczossharp\nvideo-sync=display-resample\ninterpolation\ntscale=oversample" | tee ~/'.config/mpv/mpv.conf' > '/dev/null' && cat ~/'.config/mpv/mpv.conf'+  sudo -e '/etc/modules'
  
-===== NetworkManager =====+===== mpv =====
  
-  * ''wifi.powersave'' is set to ''3'' in ''/etc/NetworkManager/conf.d/default-wifi-powersave-on.conf'' +  mkdir -p ~/'.config/mpv' && nano ~/'.config/mpv/mpv.conf'
-  * :!: ''ethernet.cloned-mac-address=random'' breaks USB Tethering with iOS/iPhones +
- +
-  sudo -e '/etc/NetworkManager/conf.d/99-custom.conf'+
  
 <code> <code>
-[device-mac-randomization] +save-position-on-quit 
-wifi.scan-rand-mac-address=yes +sub-auto=fuzzy 
- +force-window=yes 
-[connection-mac-randomization] +profile=gpu-hq 
-ethernet.cloned-mac-address=random +scale=ewa_lanczossharp 
-wifi.cloned-mac-address=random +cscale=ewa_lanczossharp 
- +video-sync=display-resample 
-[connection] +interpolation 
-wifi.powersave=2</code>+tscale=oversample 
 +hwdec=vaapi 
 +hwdec-codecs=all</code>
  
 ===== Laptop Power Management ===== ===== Laptop Power Management =====
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 ===== Secure Shell ===== ===== Secure Shell =====
  
-  * See [[Clients:Secure Shell]]+  * See [[clients:secure_shell|Client]] notes to generate/restore public key
  
-===== Solo Key =====+===== Uncomplicated Firewall =====
  
-==== Information ====+  * See [[notes:ufw|ufw]] for more notes
  
-  * https://solokeys.com/ +  sudo ufw reset && sudo ufw default deny && sudo ufw logging off && sudo ufw enable && sudo systemctl enable 'ufw'
-  * Usable as authentication for GDM and ''sudo''+
  
-==== PAM ====+  sudo ufw allow 'ssh'
  
-=== Dependencies ===+===== Drive Maintenance =====
  
-**** +==== Trim ====
- +
-  sudo dnf install pamu2fcfg pam-u2f +
- +
-=== Centralized Key ===+
  
 **** ****
  
-  pamu2fcfg > ~/'u2f_keys' && sudo mv ~/'u2f_keys' '/etc/u2f_mappings'+  sudo systemctl enable 'fstrim.timer' --now && sudo systemctl start 'fstrim' && sync && sudo systemctl status 'fstrim' -l
  
-=== GDM ===+===== UTC =====
  
-  * Add to line 2, under the ''pam_selinux_permit.so'' entry+  * [[https://wiki.archlinux.org/index.php/System_time#Time_standard|System time - ArchWiki]] 
 +  * Set RTC to UTC 
 +  * :!: Needed if Windows is installed first 
 +  * :!: Windows should also be set to UTC
  
-  sudo -e '/etc/pam.d/gdm-password'+  sudo timedatectl set-local-rtc '0'
  
-  auth sufficient pam_u2f.so authfile=/etc/u2f_mappings cue +==== Verify ====
- +
-=== sudo === +
- +
-  * Add to line 2, under the ''#%PAM-1.0'' line +
- +
-  sudo -e '/etc/pam.d/sudo' +
- +
-  auth sufficient pam_u2f.so authfile=/etc/u2f_mappings cue +
- +
-===== Swappiness ===== +
- +
-  echo "vm.swappiness=10" | sudo tee '/etc/sysctl.d/99-swappiness.conf' > '/dev/null' && cat '/etc/sysctl.d/99-swappiness.conf' +
- +
-  cat '/sys/fs/cgroup/memory/memory.swappiness' +
- +
-===== systemd ===== +
- +
-  * Log data is stored in volatile storage +
-  * Max log file sizes of ''50MB'' +
- +
-  sudo mkdir -p '/etc/systemd/journald.conf.d' && echo -e "[Journal]\nStorage=volatile\nSystemMaxUse=50M\nRuntimeMaxUse=50M" | sudo tee '/etc/systemd/journald.conf.d/logging.conf' > '/dev/null' && cat '/etc/systemd/journald.conf.d/logging.conf' +
- +
-===== Uncomplicated Firewall ===== +
- +
-==== General ====+
  
 **** ****
  
-  sudo ufw reset && sudo ufw default deny && sudo ufw logging off && sudo ufw enable && sudo systemctl enable 'ufw' +  timedatectl | grep local
- +
-==== SSH ==== +
- +
-**** +
- +
-  sudo ufw reset && sudo ufw default deny && sudo ufw logging off && sudo ufw allow 'ssh' && sudo ufw enable && sudo systemctl enable 'ufw' +
- +
-===== TRIM ===== +
- +
-==== Swap ==== +
- +
-  * Add ''discard'' after ''defaults'' for the ''swap'' mountpoint ((defaults,discard)) +
-  * According to the ''swapon'' man page, setting this in ''fstab'' is acceptable +
- +
-  sudo -e '/etc/fstab' +
- +
-  ,discard +
- +
-==== Service ==== +
- +
-  * TODO: This may already exist in cron, verify +
- +
-  sudo systemctl enable 'fstrim.timer' --now && sudo systemctl start 'fstrim' && sync && sudo systemctl status 'fstrim' -l+
  
 ===== Wine ===== ===== Wine =====
Line 498: Line 394:
   * See [[notes:wine|Wine]]   * See [[notes:wine|Wine]]
  
-====== Computer-specific ======+===== Wayland =====
  
-===== Nightwane =====+==== Full RGB HDMI ====
  
-==== Volume ====+  * See [[notes:proptest_full_rgb]] for more ports
  
-  * https://askubuntu.com/a/886908 +  sudo apt install 'libdrm-tests' -y && sudo -e '/etc/gdm3/PostLogin/Default' && sudo chmod +x '/etc/gdm3/PostLogin/Default' && sync
- +
-  alsamixer --card='1' +
- +
-==== Fan Control ==== +
- +
-  * Expects an ASUS KCMA-D8 motherboard +
-  * If OpenBMC is figured out, this may be superseded +
-  * Answer ''yes'' to all ''sensors-detect'' prompts and reboot for ''fancontrol'' to run +
- +
-  sudo apt install lm-sensors fancontrol && sudo sensors-detect && sudo -e '/etc/fancontrol' && sudo systemctl enable 'fancontrol'+
  
 <code> <code>
-INTERVAL=10 +#!/bin/bash 
-DEVNAME=/sys/class/hwmon/hwmon6=w83795g +proptest -M 'i915' -D '/dev/dri/card'* '103' 'connector' '99' '1' 
- +proptest -M 'i915' -D '/dev/dri/card'* '103' 'connector' '107' '4'</code>
-FCTEMPS=/sys/class/hwmon/hwmon6/device/pwm2=/sys/class/hwmon/hwmon6/device/temp8_input +
-FCFANS=/sys/class/hwmon/hwmon6/device/fan1_input+/sys/class/hwmon/hwmon6/device/fan2_input +
- +
-MINTEMP=/sys/class/hwmon/hwmon6/device/pwm2=50 +
-MAXTEMP=/sys/class/hwmon/hwmon6/device/pwm2=60 +
- +
-MINSTART=/sys/class/hwmon/hwmon6/device/pwm2=4000 +
-MINSTOP=/sys/class/hwmon/hwmon6/device/pwm2=0</code> +
- +
-==== Custom Resolution ==== +
- +
-=== Generate Modeline === +
- +
-  * 4k@60Hz CVT-RB +
-  * Mostly fixes random display glitches +
-  * :!: The ''grep'' here confirms the expected Modeline for my usual display ((if grep reports nothing, use whatever is reported instead)) +
-  * :!: This cannot be used on Wayland currently +
-  * :!: This expects ''amdgpu'' DDX driver to be used ((''modesetting'' has a 4K RB resolution without any settings on Xorg)) +
- +
-  cvt --verbose --reduced '3840' '2160' '60' | grep 'Modeline "3840x2160R"  533.00  3840 3888 3920 4000  2160 2163 2168 2222 +hsync -vsync' +
- +
-=== xorg.conf Snippet === +
- +
-  * :!: Change as-needed +
- +
-  sudo mkdir -p '/etc/X11/xorg.conf.d' && sudo -e '/etc/X11/xorg.conf.d/99-graphics.conf' +
- +
-<code> +
-Section "Monitor" +
-    Identifier      "HDMI-A-0" +
-    Modeline "3840x2160R"  533.00  3840 3888 3920 4000  2160 2163 2168 2222 +hsync -vsync +
-    Option          "PreferredMode" "3840x2160R" +
-EndSection</code> +
- +
-===== Deep Color ===== +
- +
-  * The lack-of quotes around ''30'' is intentional and required syntax +
-  * :!: This may cause minor issues with programs not expecting 30-bit color ((GpuTest's fur ring doesn't render right, RS's NXT client's splash screen is gray)) +
-  * :!: May cause GNOME Settings to not work depending on the version of GNOME used +
- +
-  sudo mkdir -p '/etc/X11/xorg.conf.d' && sudo -e '/etc/X11/xorg.conf.d/99-graphics.conf' +
- +
-<code> +
-Section "Screen" +
-    Identifier      "Deep Color Screen" +
-    DefaultDepth    30 +
-EndSection</code> +
- +
-===== Graphics xorg.conf ===== +
- +
-==== intel ==== +
- +
-  sudo apt install 'xserver-xorg-video-intel' -y && sudo mkdir -p '/etc/X11/xorg.conf.d' && sudo -e '/etc/X11/xorg.conf.d/99-graphics.conf' +
- +
-<code> +
-Section "Device" +
-    Identifier      "Intel GPU" +
-    Driver          "intel" +
-    Option          "TearFree"      "disabled" +
-EndSection</code> +
- +
-==== amdgpu ==== +
- +
-  sudo apt install 'xserver-xorg-video-amdgpu' -y && sudo mkdir -p '/etc/X11/xorg.conf.d' && sudo -e '/etc/X11/xorg.conf.d/99-graphics.conf' +
- +
-<code> +
-Section "Device" +
-    Identifier      "AMD GPU" +
-    Driver          "amdgpu" +
-    Option          "TearFree"      "off" +
-EndSection</code> +
- +
-==== radeon ==== +
- +
-  * Expects pre-SI GPUs ((HD6000 series and lower, and non-SI HD7000 series)) +
-  * For SI, CIK, and newer GPUs, use ''amdgpu'', along with enabling ''si_support'' and ''cik_support'' respectively for the ''amdgpu'' kernel module ((see ''modinfo -p amdgpu'')) +
- +
-  sudo apt install 'xserver-xorg-video-radeon' -y && sudo mkdir -p '/etc/X11/xorg.conf.d' && sudo -e '/etc/X11/xorg.conf.d/99-graphics.conf' +
- +
-<code> +
-Section "Device" +
-    Identifier      "AMD GPU" +
-    Driver          "radeon" +
-    Option          "TearFree"      "off" +
-    Option          "AccelMethod"   "EXA" +
-EndSection</code> +
- +
-==== Other ==== +
- +
-  * If using Optimus or some other multi-GPU set-up with different GPU vendors and/or drivers, add the ''BusID'' option +
-  * TODO: How to get the ''BusID'' value +
- +
-<code>    BusID      "PCI:0:2:0"</code> +
- +
-==== Environment Variables ==== +
- +
-  * Enables hardware acceleration and use of WebRenderer +
-  * :!: WebRenderer requires the previous ''MOZ_ACCELERATED'' variable as well +
- +
-  echo -e 'export MOZ_ACCELERATED=1\nexport MOZ_WEBRENDER=1' | sudo tee '/etc/profile.d/firefox-hwaccel.sh' > '/dev/null' && cat '/etc/profile.d/firefox-hwaccel.sh' +
- +
-==== Default Profile ==== +
- +
-  rm -fv '/tmp/profiles.ini' && nano '/tmp/profiles.ini' && sed -i 's/'CHANGEME'/'$USER'/g' '/tmp/profiles.ini' +
- +
-<code> +
-[General] +
-StartWithLastProfile=1 +
- +
-[Profile0] +
-Name=default +
-IsRelative=1 +
-Path=CHANGEME +
-Default=1</code> +
- +
-==== user.js ==== +
- +
-  * Last updated: 2019/04/05 +
-  * :!: IPv6 is disabled in order to prevent WebRTC from grabbing a IPv6 address even though NetworkManager has it disabled... +
-  * :!: ''media.peerconnection.enabled'' disables WebRTC +
- +
-  rm -fv '/tmp/user.js' && nano '/tmp/user.js' +
- +
-<code> +
-/*********** +
- * General * +
- ***********/ +
- +
-user_pref("extensions.screenshots.disabled", true); +
-user_pref("reader.parse-on-load.enabled", false); +
- +
-user_pref("media.mediasource.experimental.enabled", true); +
-user_pref("media.mediasource.ignore_codecs", true); +
-user_pref("media.autoplay.enabled", false); +
- +
-user_pref("webgl.disabled", true); +
-user_pref("webgl.enable-webgl2", false); +
-user_pref("accessibility.force_disabled", 1); +
-user_pref("mousewheel.min_line_scroll_amount", 40); +
-user_pref("browser.tabs.drawInTitlebar", true); +
- +
-/******* +
- * U2F * +
- *******/ +
- +
-user_pref("security.webauth.u2f", true); +
- +
-/*********** +
- * Privacy * +
- ***********/ +
- +
-user_pref("network.dns.disableIPv6", true); +
-user_pref("media.peerconnection.enabled", false);+
  
-/******* +====== Firefox ======
- * END * +
- *******/</code>+
  
-==== Apply Settings ====+  * See [[notes:firefox|Firefox]] if old configuration is needed, otherwise use Firefox Sync 
 +  * https://wiki.archlinux.org/title/Firefox/Privacy
  
-  * ''Path'' should report the current user's username, and the text ''Custom Stuff'' should be visible+===== about:config =====
  
-  ls '/tmp/profiles.ini' '/tmp/user.js' && pkill 'firefox' && rm -Rfv ~/'.mozilla' && sync && mkdir -p ~/'.mozilla/firefox/'$USER && mv '/tmp/profiles.ini' ~/'.mozilla/firefox/profiles.ini' && mv '/tmp/user.js' ~/'.mozilla/firefox/'$USER'/user.js' && sync && cat ~/'.mozilla/firefox/profiles.ini' | grep $USER && cat ~/'.mozilla/firefox/'$USER'/user.js' | grep 'Custom Stuff' && sleep '1' && sync+  * See [[notes:firefox#aboutconfig|about:config]]
  
 ===== Extensions ===== ===== Extensions =====
  
-==== Startpage.com ====+  * [[https://addons.mozilla.org/en-US/firefox/addon/decentraleyes/|Decentraleyes]] 
 +  * [[https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/|uBlock Origin]]
  
-  * https://www.startpage.com/ +<code>gio open 'https://addons.mozilla.org/en-US/firefox/addon/decentraleyes/' 'https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/'</code>
- +
-==== Download ==== +
- +
-  * Decentraleyes +
-  * HTTPS Everywhere +
-  * Privacy Badger +
-  * Cookie AutoDelete +
-  * uBlock Origin +
-  * CanvasBlocker +
- +
-  gio open 'https://addons.mozilla.org/en-US/firefox/addon/decentraleyes/versions' && gio open 'https://www.eff.org/https-everywhere' && gio open 'https://www.eff.org/privacybadger' && gio open 'https://addons.mozilla.org/en-US/firefox/addon/cookie-autodelete/versions' && gio open 'https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/versions' && gio open 'https://addons.mozilla.org/en-US/firefox/addon/canvasblocker/versions' +
- +
-==== Cookie AutoDelete ==== +
- +
-  * [x] Enable Automatic Cleaning? Delay Before Cleaning +
-  * [x] Enable Cleanup on Domain Change +
-  * [ ] Enable Cleanup Log and Counter +
-  * [ ] Show Notification After Cookie Cleanup +
-  * [x] Clean Cookies from Open Tabs on Startup +
-  * [x] Localstorage Cleanup (Firefox 58+)+
  
 ==== uBlock Origin ==== ==== uBlock Origin ====
  
-=== Settings ===+==== Filters list ====
  
-  * [x] Prevent WebRTC from leaking local IP addresses +****
- +
-=== Filter lists === +
- +
-  * [ ] Ads -> EasyList ((uncheck; included in ''Fanboy Ultimate List'')) +
-  * [ ] Privacy -> EasyPrivacy ((uncheck; included in ''Fanboy Ultimate List'')) +
- +
-  * Multipurpose -> [x] Dan Pollock's hosts file +
-  * Multipurpose -> [x] hpHost's Ad and tracking servers +
-  * Multipurpose -> [x] MVPS HOSTS +
- +
-  * Custom -> [x] Import +
- +
-=== Custom 3rd-party filters === +
- +
-  * Last updated: 2018/11/23+
  
 <code> <code>
 https://www.fanboy.co.nz/fanboy-problematic-sites.txt https://www.fanboy.co.nz/fanboy-problematic-sites.txt
 https://www.fanboy.co.nz/r/fanboy-ultimate.txt https://www.fanboy.co.nz/r/fanboy-ultimate.txt
-https://www.fanboy.co.nz/fanboy-antifacebook.txt +https://www.fanboy.co.nz/fanboy-cookiemonster_ubo.txt 
-https://www.fanboy.co.nz/fanboy-antifonts.txt +https://www.fanboy.co.nz/enhancedstats.txt</code>
-https://www.fanboy.co.nz/fanboy-cookiemonster.txt +
-https://raw.githubusercontent.com/ryanbr/fanboy-adblock/master/popads-domains-list.txt +
-https://raw.githubusercontent.com/ryanbr/fanboy-adblock/master/fake-news.txt</code>+
  
-===== Testing Sites ===== +==== My filters ====
- +
-  * https://www.youtube.com/html5 +
-  * https://ipx.ac +
-  * https://decentraleyes.org/test/ +
-  * https://panopticlick.eff.org/ +
-  * https://browserleaks.com/ +
- +
-====== Notable Folders and Commands ====== +
- +
-===== Extract ISO ===== +
- +
-  * ''D'' is the destination you want the extracted files to go +
-  * ''x'' is the ISO you want to extract files from +
-  * No space after the ''-o'' flag is intentional +
-  * This is primarily useful for copying Windows ISO images to a FAT32 flash drive +
- +
-  sudo apt install 'p7zip-full' +
- +
-  7z x -o'D' -y x +
- +
-  7z x -o'/run/media/espionage724/1809 LTSC' -y '/home/espionage724/Downloads/en_windows_10_enterprise_ltsc_2019_x64_dvd_74865958.iso' && sync +
- +
-===== youtube-dl ===== +
- +
-==== Show Formats ==== +
- +
-  * Change ''x'' to a URL +
- +
-  sudo apt install 'youtube-dl' +
- +
-  youtube-dl -F x +
- +
-==== Download Audio-only ==== +
- +
-  * Download the ''m4a'' ''audio only'' format shown from the above command +
-  * The format code is likely ''140'' +
-  * Change ''x'' to a URL +
- +
-  youtube-dl -f 140 x +
- +
-===== Shortcuts ===== +
- +
-  /usr/share/applications +
- +
-  ~/.local/share/applications +
- +
-===== Icons ===== +
- +
-  /usr/share/icons/hicolor +
- +
-  ~/.local/share/icons/hicolor +
- +
-===== Repos ===== +
- +
-  nano '/etc/apt/sources.list' +
- +
-  ls '/etc/apt/sources.list.d' +
- +
-==== Keys ===== +
- +
-=== Check Keys ===+
  
 **** ****
  
-  sudo apt-key list+<code> 
 +! Phoronix as a news source and not a toxic wasteland 
 +! 2023/12/13 
 +www.phoronix.com##.details > .comments 
 +www.phoronix.com##.author 
 +www.phoronix.com##.comments-label 
 +www.phoronix.com###sharebar 
 +www.phoronix.com###social 
 +www.phoronix.com###searchbox 
 +www.phoronix.com##div.popular-list > .comments
  
-=== Remove Keys ===+! Hide RuneScape Wiki clocks 
 +! 2023/12/13 
 +oldschool.runescape.wiki###utcdate > [href="#"] 
 +oldschool.runescape.wiki###footer-info-lastmod 
 +runescape.wiki##[href="/w/Clock_(interface)"] 
 +runescape.wiki###footer-info-lastmod
  
-  * ''x'' is the last 8 characters of the ''pub'' for the specific repo+! X, toxic enough for an entire domain block 
 +! 2023/12/13 
 +x.com 
 +twitter.com
  
-  sudo apt-key del x+! End</code>
  
-===== Re-generate Thumbnails =====+===== DNS over HTTPS =====
  
-****+  * See [[notes:dns_servers]] for other addresses
  
-  rm -Rf ~/'.cache/thumbnails'+<code>https://dns.quad9.net/dns-query</code>
  
-===== List GNOME gsettings =====+====== Server ======
  
-  * Change ''x'' to schema or omit it to show all settings+  * For workstations that run servers as a secondary directive 
 +  * For headless servers, use [[distros:ubuntu_server|Ubuntu Server]]
  
-  gsettings list-recursively 'x'+===== Automatic Updates =====
  
-===== GNOME Software Maintenance =====+==== Service ====
  
-****+  sudo -e '/etc/systemd/system/ubuntu-up.service'
  
-  pkcon -c '1' refresh && pkcon update+<code> 
 +[Service] 
 +Type=oneshot 
 +ExecStartPre='/usr/bin/apt' clean 
 +ExecStart='/usr/bin/apt' update 
 +ExecStart='/usr/bin/apt' full-upgrade -y 
 +ExecStart='/usr/bin/apt' autoremove -y 
 +ExecStartPost='/usr/bin/sync' 
 +ExecStartPost='/usr/bin/systemctl' reboot</code>
  
-===== fstrim =====+===== Timer =====
  
-**** +  * 03:00 Oak
- +
-  sudo fstrim --verbose --all +
- +
-===== Xorg Debug ===== +
- +
-  journalctl -e _COMM='gdm-x-session' +
- +
-  gio open ~/'.local/share/xorg/Xorg.0.log' +
- +
-===== Verify DRI3 ===== +
- +
-**** +
- +
-  LIBGL_DEBUG='verbose' glxinfo | grep 'libgl' +
- +
-===== GpuTest ===== +
- +
-  * https://www.geeks3d.com/gputest/ +
- +
-==== Execute ==== +
- +
-=== 720p === +
- +
-**** +
- +
-  wget -O '/tmp/GpuTest_Linux_x64.zip' 'http://www.ozone3d.net/gputest/dl/GpuTest_Linux_x64_0.7.0.zip' && unzip '/tmp/GpuTest_Linux_x64.zip' -d '/tmp' && cd '/tmp/GpuTest_Linux_x64_'* && ./GpuTest /test='fur' /width='1280' /height='720' +
- +
-=== 1080p === +
- +
-**** +
- +
-  wget -O '/tmp/GpuTest_Linux_x64.zip' 'http://www.ozone3d.net/gputest/dl/GpuTest_Linux_x64_0.7.0.zip' && unzip '/tmp/GpuTest_Linux_x64.zip' -d '/tmp' && cd '/tmp/GpuTest_Linux_x64_'* && ./GpuTest /test='fur' /width='1920' /height='1080' +
- +
-==== Cleanup ==== +
- +
-**** +
- +
-  rm -Rf '/tmp/GpuTest_Linux_'* && cd ~ && sync +
- +
-===== Show CPU Frequency ===== +
- +
-  grep 'MHz' '/proc/cpuinfo' +
- +
-  watch -n 0.1 grep \'cpu MHz\' '/proc/cpuinfo' +
- +
-===== OpenSSL Supported Ciphers ===== +
- +
-**** +
- +
-  openssl ciphers -v | awk '{print $2}' | sort | uniq +
- +
-===== Partition Information ===== +
- +
-  * Both commands do the same things +
- +
-  df -hT +
- +
-  df --human-readable --print-type +
- +
-===== Encryption Information ===== +
- +
-**** +
- +
-  sudo cryptsetup -v status '/dev/dm-0' +
- +
-===== ATA Secure Erase ===== +
- +
-  * :!: All ''hdparm'' commands below assume actions to be performed on ''/dev/sda'' +
- +
-==== Preparation ==== +
- +
-  sudo apt install 'hdparm' -y && sync +
- +
-  sudo hdparm -I '/dev/sda' +
- +
-  systemctl suspend +
- +
-==== ATA Secure Erase ==== +
- +
-  sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase 'x' '/dev/sda' && sync +
- +
-  sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda' && sync +
- +
-==== Quick-commands ==== +
- +
-=== Standard === +
- +
-  * Performs both ''security-erase'' and ''security-erase-enhanced'' on ''/dev/sda'' +
-  * [[#clean_efi_variables|Cleans EFI variables]] +
- +
-  sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase 'x' '/dev/sda' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda' && sync && sudo rm -f '/sys/firmware/efi/efivars/'* || sync && sudo efibootmgr -v +
- +
-=== Mac === +
- +
-  * ''blkdiscard''s ''/dev/sda'' +
-  * ''security-erase'' ''/dev/sda'' +
-  * ''security-erase-enhanced'' ''/dev/sda'' +
-  * Clears EFI variables +
- +
-  sudo blkdiscard --verbose '/dev/sda' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase 'x' '/dev/sda' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync +
- +
-=== Dell === +
- +
-  * Performs both ''security-erase'' and ''security-erase-enhanced'' on ''/dev/sda'' ((Removes the first ''security-set-pass'' since this needs to be set ahead of time from firmware settings)) +
-  * [[#clean_efi_variables|Cleans EFI variables]] +
- +
-  sudo hdparm --user-master u --security-erase 'x' '/dev/sda' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda' && sync && sudo rm -f '/sys/firmware/efi/efivars/'* || sync && sudo efibootmgr -v +
- +
-===== NVMe Erase ===== +
- +
-  sudo apt install 'nvme-cli' -y && sync +
- +
-  sudo nvme format '/dev/nvme0' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sync +
- +
-===== Clean EFI Variables ===== +
- +
-  * :!: Could potentially cause a firmware brick or other issues with improper EFI implementations, use at own risk ((personally tested fine on several Acer and Dell computers)) +
-  * Safer way is to use ''efibootmgr'' to remove boot entries individually +
- +
-  sudo rm -f '/sys/firmware/efi/efivars/'* || sync && sudo efibootmgr -v +
- +
-===== RAID ===== +
- +
-==== Controller Details ==== +
- +
-**** +
- +
-  sudo mdadm --detail-platform +
- +
-==== Create Software RAID ==== +
- +
-  * :?: Came from old notes; I **assume** this worked at some point, but in any case, the syntax looks nice :p +
- +
-  sudo mdadm --create '/dev/md0' --name='RAID' --level='0' --raid-devices='3' '/dev/sda' '/dev/sdb' '/dev/sdc' --verbose +
- +
-===== VGA Switcheroo Power States ===== +
- +
-  * https://nouveau.freedesktop.org/wiki/Optimus +
- +
-  sudo cat '/sys/kernel/debug/vgaswitcheroo/switch' +
- +
-===== ACPI Tables ===== +
- +
-  * In ''dsdt.dsl'', look for ''_OSI'' values, along with ''Windows'' and ''Linux'' +
-  * TODO: Fix for Ubuntu +
- +
-  sudo dnf install 'acpica-tools' +
- +
-  sudo cp --force '/sys/firmware/acpi/tables/DSDT' ~/'dsdt.dat' +
- +
-  cd ~ && iasl -d ~/'dsdt.dat' +
- +
-  gio open ~/'dsdt.dsl' +
- +
-  sudo dnf remove 'acpica-tools' && sync +
- +
-===== Display EDID Info ===== +
- +
-  * https://askubuntu.com/a/371269 +
- +
-  sudo apt install 'read-edid' +
- +
-  sudo get-edid | parse-edid +
- +
-===== Custom Resolutions ===== +
- +
-==== Generate Modeline ==== +
- +
-  * Use ''--reduced'' only for LCD/Non-CRT displays, and only as-needed ((useful for reducing amount of bandwidth over cables, particularly in-case of unstable 4k@60Hz set-ups)) +
-  * Syntax is ''horizontal'' (width), ''vertical'' (height) and ''refresh rate'' +
- +
-  cvt '3840' '2160' '60' +
- +
-  cvt --reduced '3840' '2160' '60' +
- +
-<code>--reduced</code> +
- +
-==== Temporarily Apply ==== +
- +
-  * Changes are lost after reboot +
-  * Values after ''--newmode'' are from the above generate command, and is everything after ''Modeline'' +
- +
-  xrandr --newmode "3840x2160R"  533.00  3840 3888 3920 4000  2160 2163 2168 2222 +hsync -vsync +
- +
-  xrandr --addmode 'HDMI-A-0' '3840x2160R' +
- +
-  xrandr --output 'HDMI-A-0' --mode '3840x2160R' +
- +
-=== Verify === +
- +
-**** +
- +
-  xrandr --verbose | grep *current +
- +
-==== Permanently Apply ====+
  
-  * ''Identifier'' is the output port the display is connected to +  sudo -e '/etc/systemd/system/ubuntu-up.timer' && sudo systemctl daemon-reload && sudo systemctl enable 'ubuntu-up.timer' --now
-  * ''Modeline'' is from the above generate command, including the text ''Modeline'' +
-  * ''PreferredMode'' is the custom resolution name generated+
  
 <code> <code>
-Section "Monitor" +[Unit] 
-    Identifier  "HDMI-A-0" +Description=Software Package Maintenance and Updater 
-    Modeline x +After=network-online.target 
-    Option      "PreferredMode" "3840x2160R" +Wants=network-online.target
-EndSection</code>+
  
-===== Backlight =====+[Timer] 
 +OnCalendar=*-*-* 03:00:00 
 +Persistent=true
  
-==== Notes ====+[Install] 
 +WantedBy=timers.target</code>
  
-  * The following commands with an asterisk expect only one backlight controller at ''/sys/class/backlight'' +====== Notable Folders and Commands ======
-  * This was only tested on one laptop with ''intel_backlight'' +
-  * See [[#power_management|Power Management notes]] on how to add backlight changes to a udev script +
-  * See [[https://wiki.archlinux.org/index.php/backlight|backlight]] for more details +
- +
-==== Controller Name ==== +
- +
-**** +
- +
-  ls '/sys/class/backlight' +
- +
-==== Query Current Brightness ==== +
- +
-**** +
- +
-  cat '/sys/class/backlight/'*'/brightness' +
- +
-==== Query Max Brightness ==== +
- +
-**** +
- +
-  cat '/sys/class/backlight/'*'/max_brightness' +
- +
-==== Set Custom Brightness ==== +
- +
-  * Change ''376'' to desired brightness +
-  * Desired brightness **must** be under ''max_brightness'' value +
- +
-  echo "376" | sudo tee '/sys/class/backlight/'*'/brightness' > '/dev/null' +
- +
-==== Set Max Brightness ==== +
- +
-**** +
- +
-  echo "$(cat '/sys/class/backlight/'*'/max_brightness')" | sudo tee '/sys/class/backlight/'*'/brightness' > '/dev/null' +
- +
-===== Intel GuC Firmware ===== +
- +
-  sudo cat '/sys/kernel/debug/dri/0/i915_guc_info' +
- +
-  sudo cat '/sys/kernel/debug/dri/0/i915_guc_load_status' +
- +
-===== Hyper-threading Information ===== +
- +
-**** +
- +
-  grep -e "processor" -e "core id" -e "^$" /proc/cpuinfo +
- +
-===== Optimal GCC compiler flags ===== +
- +
-**** +
- +
-  gcc -v -E -x c -march=native -mtune=native - < /dev/null 2>&1 | grep cc1 | perl -pe 's/ -mno-\S+//g; s/^.* - //g;' +
- +
-====== Privacy ====== +
- +
-===== Clear Terminal History ===== +
- +
-**** +
- +
-  history -cw +
- +
-===== Create 7z Password Archive ===== +
- +
-  * Change ''x'' in ''x.7z'' to the desired archive name +
-  * Change ''CHANGEME'' in ''-pCHANGEME'' to the desired password +
- +
-  sudo apt install 'p7zip-full' +
- +
-  7za a 'x.7z' -p'CHANGEME' +
- +
-===== oathtool ===== +
- +
-  * ''x'' is a secret without ''&digits=6'' +
- +
-  sudo apt install 'oathtool' +
- +
-  oathtool --totp -b 'x' +
- +
-===== Remove EXIF data =====+
  
-  sudo apt install 'libimage-exiftool-perl'+  * See [[notes:misc_linux]]
  
-  exiftool -all= *.* -overwrite_original 
/var/www/wiki/data/pages/distros/ubuntu_desktop.txt · Last modified: 2024/02/06 16:34 by Sean Rhone