162 lines
4.3 KiB
Markdown
162 lines
4.3 KiB
Markdown
# Commands
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## Normalize audio
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```bash
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ffmpeg-normalize *.<format> -v -pr -c:a <audio codec> -ext <extension>
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```
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Examples:
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```bash
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ffmpeg-normalize *.flac -v -pr -c:a flac -ext flac
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ffmpeg-normalize *.m4a -v -pr -c:a libopus -ext opus
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ffmpeg-normalize *.opus -v -pr -c:a libopus -ext opus
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```
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## extract images from video
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```bash
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ffmpeg -i "file.mpg" -r 1/1 xyz%03d.png
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```
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## copy lightdm configured themes
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```bash
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sudo cp -r /var/lib/lightdm/.local/share/webkitgtk/localstorage/ ~/ && sudo chmod -Rv 777 ~/localstorage/
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```
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## Single 4KiB random write process
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```bash
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fio --output=fio-4K-randw.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=4k --size=4g --numjobs=1 --iodepth=1 --runtime=120 --time_based --end_fsync=1
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```
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## 16 parallel 64KiB random write processes
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```bash
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fio --output=fio-64K-randw-x16.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=64k --size=256m --numjobs=16 --iodepth=16 --runtime=120 --time_based --end_fsync=1
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```
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## Single 1MiB random write process (16gb file)
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```bash
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fio --output=fio-1M-randw.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=1m --size=16g --numjobs=1 --iodepth=1 --runtime=120 --time_based --end_fsync=1
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```
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## Single 1MiB random write process (32gb file, 5 min)
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```bash
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fio --output=fio-1M-randw-32gb.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=1m --size=32g --numjobs=1 --iodepth=1 --runtime=300 --time_based --end_fsync=1
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```
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## Single 1MiB random write process (64gb file, 10 min)
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```bash
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fio --output=fio-1M-randw-64gb.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=1m --size=64g --numjobs=1 --iodepth=1 --runtime=600 --time_based --end_fsync=1
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```
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## smartctl test
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```bash
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sudo smartctl -t <short|long> <disk>
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```
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## smartctl status
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```bash
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sudo smartctl -a <disk>
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```
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## fake identity
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```bash
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rig
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```
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## Mangohud
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In Steam: ``` mangohud %command% MANGOHUD_OUTPUT /home/marc/Dokumente/log ```
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Lutris: command prefix: ``` mangohud, Environment Variables: MANGOHUD_OUTPUT | /home/marc/Dokumente/log ```
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## lm_sensors realtime display
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```bash
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watch sensors
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```
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## analyze startup time
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```bash
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systemd-analyze plot > detail[X].svg
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systemd-analyze blame > detail[X].txt
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```
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## add kernel patch
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```bash
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patch -Np1 -i *file*
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```
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## create mkinitcpio
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```bash
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sudo mkinitcpio -g /boot/initramfs-[kernel].img -k [kernel from /usr/lib/modules]
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```
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## depmod
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```bash
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depmod -a
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```
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## network traffic
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```bash
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nload
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```
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## pacman remove old packages
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```bash
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pacman -Sc
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```
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## Video as background
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```bash
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xwinwrap -g 1920x1080 -ov -- mpv -wid WID --loop --no-audio --keepaspect=no --no-osc <file>
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```
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### testing
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```bash
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xwinwrap -g 1920x1080 -ov -- mpv -wid WID --loop --no-audio --keepaspect=no --no-osc --vo=gpu /home/marc/Bilder/Backgrounds/Animated\ Backgrounds/Dune/Dune.mp4
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xwinwrap -g 1920x1080 -ov -- mpv -wid WID --loop --no-audio --keepaspect=no --no-osc --vo=vaapi /home/marc/Bilder/Backgrounds/Animated\ Backgrounds/Dune/Dune.mp4
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```
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## Building LineageOS 17.1 for microG
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```bash
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sudo docker build -t fremontt/losbuilder https://gitlab.com/fremontt/minimal-docker-for-lineageos/image.git
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sudo docker run -v /mnt/1d90c4d5-21d2-4455-bb4a-814de8496744/dockerphone/lineageosformicrog/:/root/los-build -e DEVICE_VENDOR="oneplus" -e DEVICE_CODENAME="oneplus3" -e LOS_SIGSPOOF_TYPE="RESTRICTED" -e LOS_ENABLE_CUSTOM_PACKAGES="YES" -e LOS_CUSTOM_PACKAGES="GmsCore GsfProxy FakeStore MozillaNlpBackend FDroid FDroidPrivilegedExtension AuroraStore AuroraServices NominatimNlpBackend OpenWeatherMapWeatherProvider" fremontt/losbuilder
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```
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## ssh
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```
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root@realstickman.xyz
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root@nextcloud.realstickman.xyz
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```
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## generate keys per computer, only once!
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```bash
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ssh-keygen
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```
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## allow access through ssh key
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```bash
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ssh-copy-id -i <file location> <user>@<ip/domain>
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ssh-copy-id -i ~/.ssh/id_rsa.pub <user>@<ip/domain>
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```
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## Ventoy
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### install
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```bash
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sudo bash Ventoy2Disk.sh -i -g /dev/XXX
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```
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### update
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```bash
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sudo bash Ventoy2Disk.sh -u /dev/XXX
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```
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## PATH Variables
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```
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/home/marc/.local/bin:/home/marc/.bin:/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/var/lib/flatpak/exports/bin:/usr/lib/jvm/default/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl
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```
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## export path Variables
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```bash
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export PATH="$PATH":<path>
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```
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## Dots per inch
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```bash
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xdpyinfo | grep -B 2 resolution
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```
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