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principal-backup-script/clean_snapshots.sh

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#!/usr/bin/env bash
export LESSCHARSET=utf-8
(
echo For å slette snapshots fra homepvv, kopier
echo de linjene under du vil kjøre og lim dem inn
echo i skallet igjen.
echo
echo
zfs list -r -t snapshot -o name,used principal/backupz/homepvv |
tail -n +2 |
while read snap size; do
echo zfs destroy $snap \# $size;
done
) # | less -R