Use Linux Shell only the updated files for backup

Find/opt/dir/-ctime-5-print > backuplistvibackuplist to only backup files, you need to delete the directory, and then do one of the compressed backup: tarczfbackup.tar.gz-Tbackuplist # tar-czfbackup.tar.gz-Tbackuplist # tar-c-T/tmp/filelist-f/dev/nrsa0