File System Backup

1. Backup by file name 2 and backup by I-node FirstLet's take a look at backup by name: Smitty backfile or use the command in the top directory of the file system: backup to tape find. -print | Backup-IVF/dev/rmt0 if it is backed up to the local find. -print | Backup-IVF/backup/backupfs recovery: Smitty restfile if this method is used to back up the file system data, you can restore the file system to any directory or any new file system. But the premise is that the directory or file system must have enough space. In this case, you can recover a single file or directory from the backup to the specified bucket. However, no making node Operation CD/directoryrestore-xvq-F/backup/backupfs is performed during the restoration process to restore the file system to the current directory restore-xvq-F/backup/backupfs. /filename restore the file to the current directory Then pressI-node backup file system: Smitty backfilesys or backup-0-UF/dev/rmt0/home we recommend that you back up umount and back up the file system to ensure consistency, yes, but not required. If you try to back up the mounted file system, a warning message is displayed. Backup
Command to continue, but may be inconsistent in the file system. This warning does not apply to the root ( /) File System Recovery: If Smitty restfilesys backs up the file system in this way, the file system can be restored to any directory or new file system. But Smitty cannot be used.
Restfile restores a single file from this type of backup. That is, the-D parameter is useless for backup by I-node, however, you can use the restore command to restore a single file, CD/directoryrestore-xvq-F/backup/backupfs, to restore the file system to the current directory, restore-xvq-F/backup/backupfs. /filename restore the file to the current directory. Sometimes the-Q Parameter will prompt the volume label, starting from 1. We recommend that you perform fsck on the file system after recovery.