用SMITTY RESTMKSYSB 恢复单个文件,没反应???

nmliwei

用SMITTY RESTMKSYSB 从MKSYSB 中恢复单个文件,没反应???停在下面光标处不动了.怎么回事啊???
Command: running       stdout: yes           stderr: no

Before command completion, additional instructions may appear below.

New volume on /dev/rmt0.1:
Cluster size is 51200 bytes (100 blocks).
The volume number is 1.
The backup date is: Sat Aug 25 11:54:09 BEIST 2007
Files are backed up by name.
The user is root.|

用SMITTY  RESTFILE 则提示 Cannot read the backup media /dev/rmt0: There is an input or output error.
用SMITTY LISTMKSYSB 则可以看到备份的文件