2024-07-24cannot reclaim 52428800 bytes disk space from 4070572032 limitRMAN>backupdatabase;Startingbackupat24-JUL-24usingchannelORA_DISK_1channelORA_DISK_1:startingfulldatafilebackupsetchannelORA_DISK_1:specifyingdatafile(s)inbackupsetinputdatafilefilenumber=00001name=/u01/app/oracle/oradata/orcl/s