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由 fei 发布于: 2001-02-13 09:32

磁带设备名约定: /dev/rmt/<XA>

X: 磁带驱动器号(数字),0-n。

A: 密度(字符),省略时使用确省密度。

读写磁带的命令:

显示磁带机的状态:

未就绪前:

# mt -f /dev/rmt/0 status
/dev/rmt/0: no tape loaded or drive offline

成功装入磁带后:

# mt -f /dev/rmt/0 status
Archive Python 4mm Helical Scan tape drive:
sense key(0x0)= No Additional Sense residual= 0 retries= 0
file no= 0 block no= 0

倒带:# mt -f /dev/rmt/0 rewind

 

磁带文件操作

向磁带上增加文件:

# pwd
/home1/test
# ls -l
total 16
drwxr-xr-x 3 try staff 512 Nov 19 19:01 fmirror
drwxr-xr-x 3 try staff 512 Oct 25 1997 gcc
drwxr-xr-x 2 try other 512 Feb 24 14:46 java
drwxr-xr-x 5 try other 1024 Nov 19 13:09 mirror
drwxr-xr-x 2 root other 512 Nov 19 12:37 perl
drwxr-xr-x 3 try staff 512 Oct 25 1997 pop3
drwxr-sr-x 6 408 60 512 Apr 14 21:34 radius
drwxr-xr-x 4 try staff 512 Oct 25 1997 tacacs

# tar cvf /dev/rmt/0 pop3
a pop3/ 0 tape blocks
a pop3/qpopper/ 0 tape blocks
a pop3/qpopper/pkgmap 2 tape blocks
a pop3/qpopper/pkginfo 1 tape blocks
a pop3/qpopper/root/ 0 tape blocks
a pop3/qpopper/root/usr/ 0 tape blocks
a pop3/qpopper/root/usr/local/ 0 tape blocks
a pop3/qpopper/root/usr/local/etc/ 0 tape blocks
a pop3/qpopper/root/usr/local/etc/popauth 21 tape blocks
a pop3/qpopper/root/usr/local/etc/popper 98 tape blocks
a pop3/qpopper/root/usr/local/info/ 0 tape blocks
a pop3/qpopper/root/usr/local/info/qpopper.README 17 tape blocks
a pop3/qpopper/root/usr/local/man/ 0 tape blocks
a pop3/qpopper/root/usr/local/man/man8/ 0 tape blocks
a pop3/qpopper/root/usr/local/man/man8/popauth.8 3 tape blocks
a pop3/qpopper/root/usr/local/man/man8/popper.8 17 tape blocks
a pop3/qpopper/install/ 0 tape blocks
a pop3/qpopper/install/preinstall 1 tape blocks
a pop3/qpopper.2.2.SPARC.Solaris.2.5.pkg.tar 180 tape blocks
检查磁带上的文件:

# tar tvf /dev/rmt/0
drwxr-xr-x 12/10 0 Oct 25 16:57 1997 pop3/
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/
-rw------- 12/10 599 Apr 5 18:34 1997 pop3/qpopper/pkgmap
-rw------- 12/10 199 Apr 5 18:34 1997 pop3/qpopper/pkginfo
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/root/
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/root/usr/
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/root/usr/local/
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/root/usr/local/etc/
-rwxr-xr-x 12/10 10288 Apr 5 18:29 1997 pop3/qpopper/root/usr/local/etc/popa
uth
-rwxr-xr-x 12/10 49708 Apr 5 18:29 1997 pop3/qpopper/root/usr/local/etc/popp
er
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/root/usr/local/info/
-rw-r--r-- 12/10 8567 Apr 5 18:28 1997 pop3/qpopper/root/usr/local/info/qpo
pper.README
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/root/usr/local/man/
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/root/usr/local/man/man8
/
-rw-r--r-- 12/10 1431 Apr 5 18:28 1997 pop3/qpopper/root/usr/local/man/man8
/popauth.8
-rw-r--r-- 12/10 8251 Apr 5 18:28 1997 pop3/qpopper/root/usr/local/man/man8
/popper.8
drwxr-xr-x 12/10 0 Apr 5 18:34 1997 pop3/qpopper/install/
-rw------- 12/10 165 Apr 5 18:33 1997 pop3/qpopper/install/preinstall
-rw-r--r-- 12/10 92160 Oct 25 16:56 1997 pop3/qpopper.2.2.SPARC.Solaris.2.5.p
kg.tar
将磁带上的文件拷贝到硬盘:

# pwd
/home1/test/temp
# ls -l
total 0
# tar xvf /dev/rmt/0
x pop3, 0 bytes, 0 tape blocks
x pop3/qpopper, 0 bytes, 0 tape blocks
x pop3/qpopper/pkgmap, 599 bytes, 2 tape blocks
x pop3/qpopper/pkginfo, 199 bytes, 1 tape blocks
x pop3/qpopper/root, 0 bytes, 0 tape blocks
x pop3/qpopper/root/usr, 0 bytes, 0 tape blocks
x pop3/qpopper/root/usr/local, 0 bytes, 0 tape blocks
x pop3/qpopper/root/usr/local/etc, 0 bytes, 0 tape blocks
x pop3/qpopper/root/usr/local/etc/popauth, 10288 bytes, 21 tape blocks
x pop3/qpopper/root/usr/local/etc/popper, 49708 bytes, 98 tape blocks
x pop3/qpopper/root/usr/local/info, 0 bytes, 0 tape blocks
x pop3/qpopper/root/usr/local/info/qpopper.README, 8567 bytes, 17 tape blocks
x pop3/qpopper/root/usr/local/man, 0 bytes, 0 tape blocks
x pop3/qpopper/root/usr/local/man/man8, 0 bytes, 0 tape blocks
x pop3/qpopper/root/usr/local/man/man8/popauth.8, 1431 bytes, 3 tape blocks
x pop3/qpopper/root/usr/local/man/man8/popper.8, 8251 bytes, 17 tape blocks
x pop3/qpopper/install, 0 bytes, 0 tape blocks
x pop3/qpopper/install/preinstall, 165 bytes, 1 tape blocks
x pop3/qpopper.2.2.SPARC.Solaris.2.5.pkg.tar, 92160 bytes, 180 tape blocks
# ls -l
total 2
drwxr-xr-x 3 try staff 512 Oct 25 1997 pop3



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