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disk/file management

disk

show disk size

  • check disk space: df
    • -h - human readable

show folder size

  • show folder size: sudo du -shc ./*

find biggest folders of current directory

du -hs * | sort -rh | head -5

file movements

rsync

  • https://wiki.ubuntuusers.de/rsync/

options

  • a - contains highly recommended
    • -r copy subfolder
    • -l copy symbolic links
    • -p keep permissions of source files
    • -t keep timestamps of source files
    • -g keep group permissions of source files
    • -o keep user permissions of source files (only root)
    • -D keep device permissions of source files (only root)
  • v - verbose
  • h - human readable
  • z - with compression
  • -e - remote shell auswählen
    • -e 'ssh -p 222' ändert ssh port auf e.g. 222

local to remote server

rsync [option] [source] user@hostname-or-ip:[destination path]
rsync -avhz /home/source-rsync/ user@your-remote-server.com:/home/dest-rsync/

remote to local server

rsync -avhz user@your-remote-server.com:/home/dest-rsync/ /home/source-rsync/

scp

scp <Optionen> <Quellpfad> <Zielpfad>

  • Quellpfad: <Nutzer>@<Host>:<Verzeichnis/Datei.Endung>
  • optionen:
    • -C Kompression nutzen (compression)
    • -p Datei-Attribute auf Zieldateien übertragen (permissions)
    • -r Verzeichnisse rekursiv kopieren (recursive)
    • -v Erweiterte Ausgabe anzeigen (verbose)
    • -q Ausgabe unterdrücken (quiet)
    • -3 Daten durch lokales System senden (third party)

example:

scp -r srv01-local_draab:/var/lib/docker/volumes/wireguard_wireguard-config/_data/ /home/danielraab/wireguard/