disk="/Volumes/TimeMachine" && \
sudo rm -rf "$disk/Backups.backupdb" && \
for snap in $(tmutil listlocalsnapshots / | awk -F. '{print $4}'); do sudo tmutil deletelocalsnapshots $snap; done && \
tmutil startbackup --block --auto --rotation
disk="/Volumes/TimeMachine" && \
sudo rm -rf "$disk/Backups.backupdb" && \
for snap in $(tmutil listlocalsnapshots / | awk -F. '{print $4}'); do sudo tmutil deletelocalsnapshots $snap; done && \
tmutil startbackup --block --auto --rotation