suse dvd iso无法在rh as4上面mount，很郁闷

nehc

1. [root@as3 root]# uname -a
   
2. Linux as3 2.4.21-20.EL #1 Wed Aug 18 20:46:27 EDT 2004 i686 athlon i386 GNU/Linux
   
3. [root@as3 root]# mount
   
4. /dev/sda2 on / type ext3 (rw)
   
5. none on /proc type proc (rw)
   
6. none on /dev/pts type devpts (rw,gid=5,mode=620)
   
7. usbdevfs on /proc/bus/usb type usbdevfs (rw)
   
8. /dev/sda1 on /boot type ext3 (rw)
   
9. none on /dev/shm type tmpfs (rw)
   
10. /home/ncowboy/software/RHEL4-i386-AS/RHEL4-i386-AS-disc1-jrt.iso on /mnt/iso/RHEL4-i386-AS/disc1 type iso9660 (rw,loop=/dev/loop0)
    
11. /home/ncowboy/software/RHEL4-i386-AS/RHEL4-i386-AS-disc2-jrt.iso on /mnt/iso/RHEL4-i386-AS/disc2 type iso9660 (rw,loop=/dev/loop1)
    
12. /home/ncowboy/software/RHEL4-i386-AS/RHEL4-i386-AS-disc3-jrt.iso on /mnt/iso/RHEL4-i386-AS/disc3 type iso9660 (rw,loop=/dev/loop2)
    
13. /home/ncowboy/software/RHEL4-i386-AS/RHEL4-i386-AS-disc4-jrt.iso on /mnt/iso/RHEL4-i386-AS/disc4 type iso9660 (rw,loop=/dev/loop3)
    
14. [root@as3 root]# mount -r -o loop /home/ncowboy/software/SUSE/SUSE-Remastered-DVD-i386.iso  /mnt/iso/SUSE_LINUX_10.1/
    
15. /dev/loop4: Invalid argument
    
16. mount: you must specify the filesystem type
    
17. [root@as3 root]# md5sum /home/ncowboy/software/SUSE/SUSE-Remastered-DVD-i386.iso
    
18. d41d8cd98f00b204e9800998ecf8427e  /home/ncowboy/software/SUSE/SUSE-Remastered-DVD-i386.iso
    
19. [root@as3 root]#

复制代码

我很纳闷，为什么不可以。实际上，我这个时候，再mount另外的ISO，就可以可以的。我以为是这个iso的文件名长了，我改短了还是不可以mount。

huohuliaisili

不要 -r 参数。
只用 -o loop 试试？？

linuxkumao

-o loop 参数是什么意思呢？