tar zip

tar -czf zipped_name.tar.gz file.name

• -c → create a new archive
• -z → compress it using gzip
• -f → output file name

tar -xzvf full_recovery_20260530_160846.tar.gz

• -x → extract
• -z → decompress it using gzip
• -f → file name

unpack tar:

tar -xzf postgresql_backup.tar.gz

-v → verbose (shows progress)

sudo tar -czvf postgres_backup.tar.gz -C /mnt/recovery var/lib/postgresql