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BackUp - Notes & Tips


Disaster recovery easy with rear

  • on Debian based system ( also Ubutnu etc) use this dpkg package: rear_1.17.2_all.deb

  • Out-of the box muss nur eingestellt werden, was für recovery image ihr erstelen wollt.

    $ sudo cat /etc/rear/local.conf
    this_file_name=$( basename ${BASH_SOURCE[0]} )
    LOGFILE="$LOG_DIR/rear-$HOSTNAME-$WORKFLOW-${this_file_name%.*}.log"
    BACKUP_PROG_EXCLUDE=( "${BACKUP_PROG_EXCLUDE[@]}" '/home/*' '/src/*' '/opt/cross/*' )
    BACKUP_PROG_ARCHIVE="backup-${this_file_name%.*}"
    BACKUP=NETFS
    BACKUP_OPTIONS="nfsvers=3,nolock,udp"
    BACKUP_URL=nfs://192.168.1.100/volume1/backup/rear/main
    $ sudo rear mkbackup
    
  • Bsp 1: $ OUTPUT=USB && BACKUP_URL=usb:///dev/disk/by-label/REAR-000 sudo mkbackup ersellt ein bootfähiges USB medium mit allen benötigen daten zum wiederherstellen

  • Note: Vorher muss das USB msedium per $ rear format /dev/sdX komplett platt gemacht werden, danach können die Partitionen ja geresized werden