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-   -   Need to mount data from internal dvd+rw; Linux is asking for filesystem type. (https://www.linuxquestions.org/questions/linux-newbie-8/need-to-mount-data-from-internal-dvd-rw%3B-linux-is-asking-for-filesystem-type-921092/)

jshoner 12-29-2011 12:35 PM

Need to mount data from internal dvd+rw; Linux is asking for filesystem type.
 
I'm using Linux OEL v5.4. I am trying to copy data from my (internal) dvd to a directory.

I'm logged in as root
I mkdir ovmdvd
I use: mount /dev/dvdrom /ovmdvd
I get this reply--->: mount: you must specify the filesystem type
I made this dvd on a Windows Vista Business machine.
I've used a boot dvd made on the same Vista machine on my Linux machine without any problems.

What should I say the filesystem type is?...and what does the syntax look like?

T3RM1NVT0R 12-29-2011 12:40 PM

@ Reply
 
Try the following command instead:

Code:

mount /dev/cdrom /ovmdvd

jshoner 12-29-2011 12:53 PM

Same results
 
I'm still getting the same response--: mount: you must specify the filesystem type

I even double checked to make sure there was data on the cd.

repo 12-29-2011 12:56 PM

Which filesystem is on the dvd?
Try to use the -t option
If it's vfat
Code:

mount -t vfat /dev/cdrom /mountpoint
Kind regards

T3RM1NVT0R 12-29-2011 12:58 PM

@ Reply
 
Alright. When you say internal DVD what does that mean. Are we talking about internal DVD ROM attached to Linux OEL 5.4 or we are talking about any ISO image which is there on your server?

"I've used a boot dvd made on the same Vista machine on my Linux machine without any problems."

Which linux machine we are talking about in the above mentioned sentence.

jshoner 12-29-2011 01:24 PM

This command "mount -t vfat /dev/cdrom /ovmdvd" Did not work. Got this response: "mount: special device /dev/cdrom does not exist"

T3RM1NVT0R, yes it is a DVD CDROM. The files on the DVD are not ISO files. I downloaded this file from Oracle (it is the VM MGR 2.2.0 for Linux x86 32bit) on to my Vista laptop. I unzipped it there. Typically, the files I download from Oracle are ISO, but this one was not.

To answer your original question I guess the answer is we are talking about internal DVD CDROM attached to Linux OEL 5.4. All I was trying to point out here is that the drive attached to the Linux machine is internal verses a USB external drive.

If I put the DVD into my Vista machine drive, I can see the files without any problems.

T3RM1NVT0R 12-29-2011 01:33 PM

@ Reply
 
When you insert the DVD in your Windows Vista machine which format does it show. It should typically show as CDFS. Are you able to mount any other CD/DVD on your linux machine.

Please paste the output of the following command:

Code:

ls -l /dev
Just want to check the file to which your CDROM is pointing to.

eSelix 12-29-2011 01:40 PM

The filesystem for CD and DVD often is iso9660 or udf, so check this:
Code:

mount -t udf /dev/dvdrom /ovmdvd
or
mount -t iso9660 /dev/dvdrom /ovmdvd


jshoner 12-29-2011 02:23 PM

[root@merlin ~]# mount -t udf /dev/dvdrom ovmdvd
mount: special device /dev/dvdrom does not exist
[root@merlin ~]#
It doesn't recoqnize "/ovmdvd". So, I have to take the "/" off.

I'll put my output from the ls command below. First, I want to say the type shows UDF. Next, I plugged in my USB external drive and have no problems seeing the files. Another thing is that I've only used "CDs" so far with the internal drive. My Linux was burned on to 5 bootable "CDs". Could my internal drive be bad? I just bought this old thing from a guy that posted it on Craigslist. I just needed it to run my VM Manager. So, I'm going to mount the contents of the dvd using the USB drive.

[root@merlin ~]# ls -l /dev
total 0
crw-rw---- 1 root audio 14, 4 Dec 29 11:37 audio
crw------- 1 root root 10, 62 Dec 29 11:38 autofs
drwxr-xr-x 3 root root 60 Dec 29 11:37 bus
lrwxrwxrwx 1 root root 4 Dec 29 15:02 cdrom -> scd0
lrwxrwxrwx 1 root root 3 Dec 29 11:37 cdrom-hda -> hda
lrwxrwxrwx 1 root root 4 Dec 29 15:02 cdrom-sr0 -> scd0
lrwxrwxrwx 1 root root 4 Dec 29 15:02 cdrw -> scd0
lrwxrwxrwx 1 root root 3 Dec 29 11:37 cdrw-hda -> hda
lrwxrwxrwx 1 root root 4 Dec 29 15:02 cdrw-sr0 -> scd0
lrwxrwxrwx 1 root root 4 Dec 29 15:02 cdwriter -> scd0
lrwxrwxrwx 1 root root 3 Dec 29 11:37 cdwriter-hda -> hda
lrwxrwxrwx 1 root root 4 Dec 29 15:02 cdwriter-sr0 -> scd0
crw------- 1 root root 5, 1 Dec 29 11:38 console
lrwxrwxrwx 1 root root 11 Dec 29 11:37 core -> /proc/kcore
drwxr-xr-x 6 root root 120 Dec 29 11:37 disk
drwxr-xr-x 2 root root 60 Dec 29 11:37 dri
crw-rw---- 1 root audio 14, 3 Dec 29 11:37 dsp
lrwxrwxrwx 1 root root 4 Dec 29 15:02 dvd -> scd0
lrwxrwxrwx 1 root root 3 Dec 29 11:37 dvd-hda -> hda
lrwxrwxrwx 1 root root 4 Dec 29 15:02 dvdrw -> scd0
lrwxrwxrwx 1 root root 4 Dec 29 15:02 dvdrw-sr0 -> scd0
lrwxrwxrwx 1 root root 4 Dec 29 15:02 dvd-sr0 -> scd0
lrwxrwxrwx 1 root root 4 Dec 29 15:02 dvdwriter -> scd0
lrwxrwxrwx 1 root root 4 Dec 29 15:02 dvdwriter-sr0 -> scd0
lrwxrwxrwx 1 root root 13 Dec 29 11:37 fd -> /proc/self/fd
crw-rw-rw- 1 root root 1, 7 Dec 29 11:37 full
srwxrwxrwx 1 root root 0 Dec 29 11:38 gpmctl
brw-rw---- 1 root disk 3, 0 Dec 29 11:37 hda
crw------- 1 root root 10, 228 Dec 29 11:37 hpet
prw------- 1 root root 0 Dec 29 11:41 initctl
drwxr-xr-x 2 root root 160 Dec 29 11:37 input
crw------- 1 root root 1, 11 Dec 29 11:37 kmsg
srw-rw-rw- 1 root root 0 Dec 29 11:38 log
brw-r----- 1 root disk 7, 0 Dec 29 11:37 loop0
brw-r----- 1 root disk 7, 1 Dec 29 11:37 loop1
brw-r----- 1 root disk 7, 2 Dec 29 11:37 loop2
brw-r----- 1 root disk 7, 3 Dec 29 11:37 loop3
brw-r----- 1 root disk 7, 4 Dec 29 11:37 loop4
brw-r----- 1 root disk 7, 5 Dec 29 11:37 loop5
brw-r----- 1 root disk 7, 6 Dec 29 11:37 loop6
brw-r----- 1 root disk 7, 7 Dec 29 11:37 loop7
crw-rw---- 1 root lp 6, 0 Dec 29 11:37 lp0
lrwxrwxrwx 1 root root 13 Dec 29 11:37 MAKEDEV -> /sbin/MAKEDEV
drwxr-xr-x 2 root root 100 Dec 29 11:37 mapper
brw-r----- 1 root disk 9, 0 Dec 29 11:37 md0
crw-r----- 1 root kmem 1, 1 Dec 29 11:37 mem
crw-rw---- 1 root audio 14, 0 Dec 29 11:37 mixer
drwxr-xr-x 2 root root 60 Dec 29 11:37 net
crw-rw-rw- 1 root root 1, 3 Dec 29 11:37 null
crw-rw---- 1 root root 10, 144 Dec 29 11:37 nvram
crw------- 1 root root 1, 12 Dec 29 11:37 oldmem
lrwxrwxrwx 1 root root 3 Dec 29 11:37 par0 -> lp0
crw-rw---- 1 root lp 99, 0 Dec 29 11:37 parport0
crw-rw---- 1 root lp 99, 1 Dec 29 11:37 parport1
crw-rw---- 1 root lp 99, 2 Dec 29 11:37 parport2
crw-rw---- 1 root lp 99, 3 Dec 29 11:37 parport3
crw-r----- 1 root kmem 1, 4 Dec 29 11:37 port
crw------- 1 root root 108, 0 Dec 29 11:37 ppp
crw-rw-rw- 1 root tty 5, 2 Dec 29 15:11 ptmx
drwxr-xr-x 2 root root 0 Dec 29 11:37 pts
lrwxrwxrwx 1 root root 4 Dec 29 11:37 ram -> ram1
brw-r----- 1 root disk 1, 0 Dec 29 11:37 ram0
brw-r----- 1 root disk 1, 1 Dec 29 11:37 ram1
brw-r----- 1 root disk 1, 10 Dec 29 11:37 ram10
brw-r----- 1 root disk 1, 11 Dec 29 11:37 ram11
brw-r----- 1 root disk 1, 12 Dec 29 11:37 ram12
brw-r----- 1 root disk 1, 13 Dec 29 11:37 ram13
brw-r----- 1 root disk 1, 14 Dec 29 11:37 ram14
brw-r----- 1 root disk 1, 15 Dec 29 11:37 ram15
brw-r----- 1 root disk 1, 2 Dec 29 11:37 ram2
brw-r----- 1 root disk 1, 3 Dec 29 11:37 ram3
brw-r----- 1 root disk 1, 4 Dec 29 11:37 ram4
brw-r----- 1 root disk 1, 5 Dec 29 11:37 ram5
brw-r----- 1 root disk 1, 6 Dec 29 11:37 ram6
brw-r----- 1 root disk 1, 7 Dec 29 11:37 ram7
brw-r----- 1 root disk 1, 8 Dec 29 11:37 ram8
brw-r----- 1 root disk 1, 9 Dec 29 11:37 ram9
lrwxrwxrwx 1 root root 4 Dec 29 11:37 ramdisk -> ram0
crw-rw-rw- 1 root root 1, 8 Dec 29 11:37 random
crw------- 1 root root 162, 0 Dec 29 11:37 rawctl
brw------- 1 root root 253, 0 Dec 29 11:37 root
crw-r--r-- 1 root root 10, 135 Dec 29 11:37 rtc
brw-rw---- 1 root disk 11, 0 Dec 29 15:02 scd0
brw-r----- 1 root disk 8, 0 Dec 29 11:37 sda
brw-r----- 1 root disk 8, 1 Dec 29 11:38 sda1
brw-r----- 1 root disk 8, 2 Dec 29 11:37 sda2
crw-rw---- 1 root audio 14, 1 Dec 29 11:37 sequencer
crw-rw---- 1 root audio 14, 8 Dec 29 11:37 sequencer2
crw------- 1 root root 21, 0 Dec 29 11:37 sg0
crw------- 1 root root 21, 1 Dec 29 15:02 sg1
drwxrwxrwt 2 root root 40 Dec 29 11:38 shm
crw------- 1 root root 10, 231 Dec 29 11:37 snapshot
drwxr-xr-x 2 root root 180 Dec 29 11:37 snd
lrwxrwxrwx 1 root root 15 Dec 29 11:37 stderr -> /proc/self/fd/2
lrwxrwxrwx 1 root root 15 Dec 29 11:37 stdin -> /proc/self/fd/0
lrwxrwxrwx 1 root root 15 Dec 29 11:37 stdout -> /proc/self/fd/1
crw------- 1 root root 4, 0 Dec 29 11:37 systty
crw-rw-rw- 1 root tty 5, 0 Dec 29 11:37 tty
crw-rw---- 1 root root 4, 0 Dec 29 11:37 tty0
crw------- 1 root root 4, 1 Dec 29 11:41 tty1
crw-rw---- 1 root tty 4, 10 Dec 29 11:37 tty10
crw-rw---- 1 root tty 4, 11 Dec 29 11:37 tty11
crw-rw---- 1 root tty 4, 12 Dec 29 11:37 tty12
crw-rw---- 1 root tty 4, 13 Dec 29 11:37 tty13
crw-rw---- 1 root tty 4, 14 Dec 29 11:37 tty14
crw-rw---- 1 root tty 4, 15 Dec 29 11:37 tty15
crw-rw---- 1 root tty 4, 16 Dec 29 11:37 tty16
crw-rw---- 1 root tty 4, 17 Dec 29 11:37 tty17
crw-rw---- 1 root tty 4, 18 Dec 29 11:37 tty18
crw-rw---- 1 root tty 4, 19 Dec 29 11:37 tty19
crw------- 1 root root 4, 2 Dec 29 11:41 tty2
crw-rw---- 1 root tty 4, 20 Dec 29 11:37 tty20
crw-rw---- 1 root tty 4, 21 Dec 29 11:37 tty21
crw-rw---- 1 root tty 4, 22 Dec 29 11:37 tty22
crw-rw---- 1 root tty 4, 23 Dec 29 11:37 tty23
crw-rw---- 1 root tty 4, 24 Dec 29 11:37 tty24
crw-rw---- 1 root tty 4, 25 Dec 29 11:37 tty25
crw-rw---- 1 root tty 4, 26 Dec 29 11:37 tty26
crw-rw---- 1 root tty 4, 27 Dec 29 11:37 tty27
crw-rw---- 1 root tty 4, 28 Dec 29 11:37 tty28
crw-rw---- 1 root tty 4, 29 Dec 29 11:37 tty29
crw------- 1 root root 4, 3 Dec 29 11:41 tty3
crw-rw---- 1 root tty 4, 30 Dec 29 11:37 tty30
crw-rw---- 1 root tty 4, 31 Dec 29 11:37 tty31
crw-rw---- 1 root tty 4, 32 Dec 29 11:37 tty32
crw-rw---- 1 root tty 4, 33 Dec 29 11:37 tty33
crw-rw---- 1 root tty 4, 34 Dec 29 11:37 tty34
crw-rw---- 1 root tty 4, 35 Dec 29 11:37 tty35
crw-rw---- 1 root tty 4, 36 Dec 29 11:37 tty36
crw-rw---- 1 root tty 4, 37 Dec 29 11:37 tty37
crw-rw---- 1 root tty 4, 38 Dec 29 11:37 tty38
crw-rw---- 1 root tty 4, 39 Dec 29 11:37 tty39
crw------- 1 root root 4, 4 Dec 29 11:41 tty4
crw-rw---- 1 root tty 4, 40 Dec 29 11:37 tty40
crw-rw---- 1 root tty 4, 41 Dec 29 11:37 tty41
crw-rw---- 1 root tty 4, 42 Dec 29 11:37 tty42
crw-rw---- 1 root tty 4, 43 Dec 29 11:37 tty43
crw-rw---- 1 root tty 4, 44 Dec 29 11:37 tty44
crw-rw---- 1 root tty 4, 45 Dec 29 11:37 tty45
crw-rw---- 1 root tty 4, 46 Dec 29 11:37 tty46
crw-rw---- 1 root tty 4, 47 Dec 29 11:37 tty47
crw-rw---- 1 root tty 4, 48 Dec 29 11:37 tty48
crw-rw---- 1 root tty 4, 49 Dec 29 11:37 tty49
crw------- 1 root root 4, 5 Dec 29 11:41 tty5
crw-rw---- 1 root tty 4, 50 Dec 29 11:37 tty50
crw-rw---- 1 root tty 4, 51 Dec 29 11:37 tty51
crw-rw---- 1 root tty 4, 52 Dec 29 11:37 tty52
crw-rw---- 1 root tty 4, 53 Dec 29 11:37 tty53
crw-rw---- 1 root tty 4, 54 Dec 29 11:37 tty54
crw-rw---- 1 root tty 4, 55 Dec 29 11:37 tty55
crw-rw---- 1 root tty 4, 56 Dec 29 11:37 tty56
crw-rw---- 1 root tty 4, 57 Dec 29 11:37 tty57
crw-rw---- 1 root tty 4, 58 Dec 29 11:37 tty58
crw-rw---- 1 root tty 4, 59 Dec 29 11:37 tty59
crw------- 1 root root 4, 6 Dec 29 11:41 tty6
crw-rw---- 1 root tty 4, 60 Dec 29 11:37 tty60
crw-rw---- 1 root tty 4, 61 Dec 29 11:37 tty61
crw-rw---- 1 root tty 4, 62 Dec 29 11:37 tty62
crw-rw---- 1 root tty 4, 63 Dec 29 11:37 tty63
crw-rw---- 1 root root 4, 7 Dec 29 11:37 tty7
crw-rw---- 1 root tty 4, 8 Dec 29 11:37 tty8
crw-rw---- 1 root tty 4, 9 Dec 29 11:37 tty9
crw-rw---- 1 root uucp 4, 64 Dec 29 11:37 ttyS0
crw-rw---- 1 root uucp 4, 65 Dec 29 11:37 ttyS1
crw-rw---- 1 root uucp 4, 66 Dec 29 11:37 ttyS2
crw-rw---- 1 root uucp 4, 67 Dec 29 11:37 ttyS3
cr--r--r-- 1 root root 1, 9 Dec 29 11:38 urandom
crw------- 1 root root 442, 0 Dec 29 11:37 usbdev1.1_ep00
crw------- 1 root root 442, 0 Dec 29 11:37 usbdev1.1_ep81
crw------- 1 root root 442, 3 Dec 29 15:02 usbdev1.4_ep00
crw------- 1 root root 442, 3 Dec 29 15:02 usbdev1.4_ep01
crw------- 1 root root 442, 3 Dec 29 15:02 usbdev1.4_ep82
crw------- 1 root root 442, 2048 Dec 29 11:37 usbdev2.1_ep00
crw------- 1 root root 442, 2048 Dec 29 11:37 usbdev2.1_ep81
crw------- 1 root root 442, 4096 Dec 29 11:37 usbdev3.1_ep00
crw------- 1 root root 442, 4096 Dec 29 11:37 usbdev3.1_ep81
crw------- 1 root root 442, 6144 Dec 29 11:37 usbdev4.1_ep00
crw------- 1 root root 442, 6144 Dec 29 11:37 usbdev4.1_ep81
crw------- 1 root root 442, 8192 Dec 29 11:37 usbdev5.1_ep00
crw------- 1 root root 442, 8192 Dec 29 11:37 usbdev5.1_ep81
crw------- 1 root root 442, 8193 Dec 29 11:37 usbdev5.2_ep00
crw------- 1 root root 442, 8193 Dec 29 11:37 usbdev5.2_ep81
crw------- 1 vcsa tty 7, 0 Dec 29 11:37 vcs
crw------- 1 vcsa tty 7, 1 Dec 29 11:41 vcs1
crw------- 1 vcsa tty 7, 2 Dec 29 11:41 vcs2
crw------- 1 vcsa tty 7, 3 Dec 29 11:41 vcs3
crw------- 1 vcsa tty 7, 4 Dec 29 11:41 vcs4
crw------- 1 vcsa tty 7, 5 Dec 29 11:41 vcs5
crw------- 1 vcsa tty 7, 6 Dec 29 11:41 vcs6
crw------- 1 vcsa tty 7, 7 Dec 29 11:41 vcs7
crw------- 1 vcsa tty 7, 128 Dec 29 11:37 vcsa
crw------- 1 vcsa tty 7, 129 Dec 29 11:41 vcsa1
crw------- 1 vcsa tty 7, 130 Dec 29 11:41 vcsa2
crw------- 1 vcsa tty 7, 131 Dec 29 11:41 vcsa3
crw------- 1 vcsa tty 7, 132 Dec 29 11:41 vcsa4
crw------- 1 vcsa tty 7, 133 Dec 29 11:41 vcsa5
crw------- 1 vcsa tty 7, 134 Dec 29 11:41 vcsa6
crw------- 1 vcsa tty 7, 135 Dec 29 11:41 vcsa7
drwx------ 2 root root 80 Dec 29 11:37 VolGroup00
lrwxrwxrwx 1 root root 4 Dec 29 11:37 X0R -> null
crw-rw-rw- 1 root root 1, 5 Dec 29 11:37 zero
[root@merlin ~]#

eSelix 12-29-2011 02:30 PM

Quote:

"mount: special device /dev/dvdrom does not exist"
it is about "/dev/dvdrom", that it not exists, use /dev/dvd instead. Also use full path to "ovmdvd", I don't known where you created it, but if this argument will be bad, you get message like "mount: mount point /ovmdvd does not exist".
Code:

mount -t udf /dev/dvd /ovmdvd
or
mount -t iso9660 /dev/dvd /ovmdvd


T3RM1NVT0R 12-29-2011 02:56 PM

@ Reply
 
I have noticed one thing that there is no sr0 file under /dev/. I have checked this on my Ubuntu, SLES and RHEL machines and there is sr0 file under /dev directory. cdrom and dvdrom are linked to this sr0 file. In the output you pasted cdrom and dvd are linked to scd0. That also looks fine as long as scd0 is linked to sr0 but that is not the case as your scd0 file is not linked to sr0 as there is no file with the name sr0

It might be possible that it is distro specific but it can also be related to hardware issue. Not sure so no comments just an observation.


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