48 reads and not a single reply?
i was told that this might be a bug in the distro...
I am using Overclockix hd installed which is a knoppix remastered.
this is how my fstab looked like before any changes. NOTE that i do not have a dvd and overclockix auto-named the devices as dvd and cdaudio1
/etc/fstab: filesystem table.
#
# filesystem mountpoint type options dump pass
/dev/hda1 / ext3 defaults,errors=remount-ro 0 1
/dev/hda2 none swap sw 0 0
proc /proc proc defaults 0 0
/dev/fd0 /floppy vfat defaults,user,noauto,showexec,umask=022 0 0
/dev/dvd /dvd iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdaudio /cdaudio iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdrom /cdrom iso9660 defaults,ro,user,noexec,noauto 0 0
# Added by KNOPPIX
/dev/hdb5 /mnt/hdb5 ntfs noauto,users,exec,ro,umask=000 0 0
# Added by KNOPPIX
/dev/sda1 /mnt/sda1 vfat noauto,users,exec,umask=000 0 0
and this is my mtab
/dev/hda1 / ext3 rw,errors=remount-ro 0 0
none /proc proc rw 0 0
devpts /dev/pts devpts rw,gid=5,mode=620 0 0
usbfs /proc/bus/usb usbfs rw 0 0
/dev/cdaudio /cdaudio iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdrom /cdrom iso9660 defaults,ro,user,noexec,noauto 0 0
i click on the cdrom icon and i get an error saying : error kdektop
unable to run the specified command. THe file or folder file:/mnt/cdrom does not exist
same thing for the cd wr
as root i try to create a folder names cdrom in the mnt directory and it does not let me .
From a console i do this: mount /mnt/cdrom and it does not let me . I can see the cdrom and cdaudio folder in the root partition though
I corrected the fstab because i did not mount them in /dev but instead i said /mnt/cdrom
/dev/cdaudio /mnt/cdaudio1 iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdrom /mnt/cdrom iso9660 defaults,ro,user,noexec,noauto 0 0
Then, the cdrom worked fine but i was still getting this error for the cdrw
Could not mount device.
The reported error was:
mount: special device /dev/cdaudio does not exist
in the /mnt dir there is a cdrom folder and a cdaudio folder
i just tried burning an ISO image using the cd rw and it worked fine. On the other hand though, when i create a new device cdrw on my desktop , i get the above error
ls -al /dev | grep cd
brw-rw---- 1 root cdrom 29, 0 Apr 14 2001 aztcd0
brw-rw---- 1 root cdrom 41, 0 Apr 14 2001 bpcd
lrwxrwxrwx 1 root root 3 May 17 22:45 cdrom -> sr0
brw-rw---- 1 root cdrom 24, 0 Apr 14 2001 cdu535
brw-rw---- 1 root cdrom 30, 0 Apr 14 2001 cm206cd0
brw-rw---- 1 root cdrom 16, 0 Apr 14 2001 gscd0
brw-rw---- 1 root cdrom 24, 0 Apr 14 2001 lmscd
brw-rw---- 1 root cdrom 23, 0 Apr 14 2001 mcd
lrwxrwxrwx 1 root root 5 May 17 22:40 mcdx -> mcdx0
brw-rw---- 1 root cdrom 20, 0 Apr 14 2001 mcdx0
brw-rw---- 1 root cdrom 20, 1 Apr 14 2001 mcdx1
brw-rw---- 1 root cdrom 20, 2 Apr 14 2001 mcdx2
brw-rw---- 1 root cdrom 20, 3 Apr 14 2001 mcdx3
brw-rw---- 1 root cdrom 20, 4 Apr 14 2001 mcdx4
brw-rw---- 1 root cdrom 17, 0 Apr 14 2001 optcd
brw-rw---- 1 root cdrom 46, 0 Jun 2 2001 pcd0
brw-rw---- 1 root cdrom 46, 1 Jun 2 2001 pcd1
brw-rw---- 1 root cdrom 46, 2 Jun 2 2001 pcd2
brw-rw---- 1 root cdrom 46, 3 Jun 2 2001 pcd3
crw-rw-rw- 1 root tty 2, 221 Apr 14 2001 ptycd
lrwxrwxrwx 1 root root 6 May 17 22:40 sbpcd -> sbpcd0
brw-rw---- 1 root cdrom 25, 0 Apr 14 2001 sbpcd0
brw-rw---- 1 root cdrom 25, 1 Apr 14 2001 sbpcd1
brw-rw---- 1 root cdrom 25, 2 Apr 14 2001 sbpcd2
brw-rw---- 1 root cdrom 25, 3 Apr 14 2001 sbpcd3
brw-rw-r-- 1 root cdrom 11, 0 May 30 2001 scd0
brw-rw---- 1 root cdrom 11, 1 May 30 2001 scd1
brw-rw---- 1 root cdrom 11, 10 May 30 2001 scd10
brw-rw---- 1 root cdrom 11, 11 May 30 2001 scd11
brw-rw---- 1 root cdrom 11, 12 May 30 2001 scd12
brw-rw---- 1 root cdrom 11, 13 May 30 2001 scd13
brw-rw---- 1 root cdrom 11, 14 May 30 2001 scd14
brw-rw---- 1 root cdrom 11, 15 May 30 2001 scd15
brw-rw---- 1 root cdrom 11, 16 May 30 2001 scd16
brw-rw---- 1 root cdrom 11, 2 May 30 2001 scd2
brw-rw---- 1 root cdrom 11, 3 May 30 2001 scd3
brw-rw---- 1 root cdrom 11, 4 May 30 2001 scd4
brw-rw---- 1 root cdrom 11, 5 May 30 2001 scd5
brw-rw---- 1 root cdrom 11, 6 May 30 2001 scd6
brw-rw---- 1 root cdrom 11, 7 May 30 2001 scd7
brw-rw---- 1 root cdrom 11, 8 May 30 2001 scd8
brw-rw---- 1 root cdrom 11, 9 May 30 2001 scd9
brw-rw---- 1 root cdrom 18, 0 Apr 14 2001 sjcd
brw-rw---- 1 root cdrom 15, 0 Apr 14 2001 sonycd
lrwxrwxrwx 1 root root 4 May 17 22:40 sr0 -> scd0
lrwxrwxrwx 1 root root 4 May 17 22:40 sr1 -> scd1
lrwxrwxrwx 1 root root 5 May 17 22:40 sr10 -> scd10
lrwxrwxrwx 1 root root 5 May 17 22:40 sr11 -> scd11
lrwxrwxrwx 1 root root 5 May 17 22:40 sr12 -> scd12
lrwxrwxrwx 1 root root 5 May 17 22:40 sr13 -> scd13
lrwxrwxrwx 1 root root 5 May 17 22:40 sr14 -> scd14
lrwxrwxrwx 1 root root 5 May 17 22:40 sr15 -> scd15
lrwxrwxrwx 1 root root 5 May 17 22:40 sr16 -> scd16
lrwxrwxrwx 1 root root 4 May 17 22:40 sr2 -> scd2
lrwxrwxrwx 1 root root 4 May 17 22:40 sr3 -> scd3
lrwxrwxrwx 1 root root 4 May 17 22:40 sr4 -> scd4
lrwxrwxrwx 1 root root 4 May 17 22:40 sr5 -> scd5
lrwxrwxrwx 1 root root 4 May 17 22:40 sr6 -> scd6
lrwxrwxrwx 1 root root 4 May 17 22:40 sr7 -> scd7
lrwxrwxrwx 1 root root 4 May 17 22:40 sr8 -> scd8
lrwxrwxrwx 1 root root 4 May 17 22:40 sr9 -> scd9
crw-rw-rw- 1 root tty 3, 221 Apr 14 2001 ttycd
as of today , this is my fstab
/etc/fstab: filesystem table.
#
# filesystem mountpoint type options dump pass
/dev/hda1 / ext3 defaults,errors=remount-ro 0 1
/dev/hda2 none swap sw 0 0
proc /proc proc defaults 0 0
/dev/fd0 /floppy vfat defaults,user,noauto,showexec,umask=022 0 0
/dev/dvd /dvd iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdaudio /mnt/cdaudio iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdrom /mnt/cdrom iso9660 defaults,ro,user,noexec,noauto 0 0
# Added by KNOPPIX
/dev/hdb5 /mnt/hdb5 ntfs noauto,users,exec,ro,umask=000 0 0
# Added by KNOPPIX
/dev/sda1 /mnt/sda1 vfat noauto,users,exec,umask=000 0 0
i do not have a dvd drive but the dvd in the fstab was entered by knoppix , not by me.
in the / root partition i see a folder named cdaudio and another one cdrom
in the /dev directory i see only a cdrom nothing for cdaudio
once again i did not give my cdrw the name cdaudio. It was named like that by default.
ls -al /dev/dvd
lrwxrwxrwx 1 root root 16 May 17 22:45 /dev/dvd -> /KNOPPIX/dev/dvd
i do not have a dvd drive. Myabe knoppix thinks the cdrw is a dvd ???
ls -al /dev/cdrom
lrwxrwxrwx 1 root root 3 May 17 22:45 /dev/cdrom -> sr0
i have 2 IDE devices. one cd rom and one cd rw
please help as this thing is driving me nuts
48 reads and not a single reply?
what does
andCode:dmesg|grep srandCode:dmesg|grep CDsay?dmesg|grep sc
put output here.
i have a feeling there might be a link pointing wrong
Originally Posted by OErjan
dmesg|grep sr
sr0: scsi3-mmc drive: 52x/52x cd/rw xa/form2 cdda tray
Attached scsi CD-ROM sr0 at scsi0, channel 0, id 0, lun 0
sr1: scsi3-mmc drive: 77x/52x writer cd/rw xa/form2 cdda tray
Attached scsi CD-ROM sr1 at scsi1, channel 0, id 0, lun 0
end_request: I/O error, dev sr0, sector 0
Buffer I/O error on device sr0, logical block 0
Buffer I/O error on device sr0, logical block 1
end_request: I/O error, dev sr0, sector 0
Buffer I/O error on device sr0, logical block 0
Buffer I/O error on device sr0, logical block 1
end_request: I/O error, dev sr0, sector 0
Buffer I/O error on device sr0, logical block 0
Buffer I/O error on device sr0, logical block 1
end_request: I/O error, dev sr0, sector 0
end_request: I/O error, dev sr0, sector 0
Buffer I/O error on device sr0, logical block 0
Buffer I/O error on device sr0, logical block 1
end_request: I/O error, dev sr0, sector 0
end_request: I/O error, dev sr0, sector 0
Buffer I/O error on device sr0, logical block 0
Buffer I/O error on device sr0, logical block 1
end_request: I/O error, dev sr0, sector 0
sr0: disc change detected.
dmesg|grep CD
hdc: CDU5211, ATAPI CD/DVD-ROM drive
hdd: Memorex 52MAXX 2452AJ, ATAPI CD/DVD-ROM drive
Vendor: SONY Model: CD-ROM CDU5211 Rev: YYS7
Type: CD-ROM ANSI SCSI revision: 02
Type: CD-ROM ANSI SCSI revision: 02
Uniform CD-ROM driver Revision: 3.12
Attached scsi CD-ROM sr0 at scsi0, channel 0, id 0, lun 0
Attached scsi CD-ROM sr1 at scsi1, channel 0, id 0, lun 0
dmesg|grep sc
vesafb: scrolling: redraw
Using anticipatory io scheduler
ide-cd: passing drive hdc to ide-scsi emulation.
ide-cd: passing drive hdd to ide-scsi emulation.
ide-scsi is deprecated for cd burning! Use ide-cd and give dev=/dev/hdX as device
scsi0 : SCSI host adapter emulation for IDE ATAPI devices
scsi1 : SCSI host adapter emulation for IDE ATAPI devices
sr0: scsi3-mmc drive: 52x/52x cd/rw xa/form2 cdda tray
Attached scsi CD-ROM sr0 at scsi0, channel 0, id 0, lun 0
sr1: scsi3-mmc drive: 77x/52x writer cd/rw xa/form2 cdda tray
Attached scsi CD-ROM sr1 at scsi1, channel 0, id 0, lun 0
Fix your initscripts?
scsi2 : SCSI emulation for USB Mass Storage devices
Attached scsi removable disk sda at scsi2, channel 0, id 0, lun 0
originally by Donald Becker <becker@scyld.com>
http://www.scyld.com/network/natsemi.html
EFS: 1.0a - http://aeschi.ch.eu.org/efs/
ts: Compaq touchscreen protocol output
Attached scsi generic sg0 at scsi0, channel 0, id 0, lun 0, type 5
Attached scsi generic sg1 at scsi1, channel 0, id 0, lun 0, type 5
Attached scsi generic sg2 at scsi2, channel 0, id 0, lun 0, type 0
sr0: disc change detected.
hmmm, something seemnot 100% on the one caller sr0.
it keeps saying:SONY Model: CD-ROM CDU5211 Rev: YYS7
andBuffer I/O error on device sr0, logical block 0
Buffer I/O error on device sr0, logical block 1
end_request: I/O error, dev sr0, sector 0
Buffer I/O error on device sr0, logical block 0
Buffer I/O error on device sr0, logical block 1
is that your cdrw? a far shot is that could it be the jumpers that are not set right OR the cable not 100% incerted. not likely though, another is the switch detecting that the drive is closed is somewhat faulty.sr0: disc change detected.
so that means that the drive is faulty? i doubt it . It is not like i just installed it. Its been there long enough and it works ok under windows. I can even burn an iso image using the cdrw on linux. The problem is that i can not create an icon of it and have it mount whatever cd i insert it. For example , the other day i want to copy all the files from a cd to my home dir and i got the error i posted 3 posts up etc...
no this is not the cdrwOriginally Posted by OErjan
this is just the cd rom
If you have two cd drives, you should create two links for them, for example:
You normally mount only data-cds, and you may put them in one of those drives.Code:/mnt/cdrom /mnt/cd2
Of course you could put two audio cds in the drives, but that's another issue.
The 'dvd' - entry in your fstab is just a default, and not related to your cd rw.
Remove it.
Your drives are probably managed by a hd-controller.
/dev/hda is normally the first device on the first controller - your first harddisk.
If a cd-drive is connected at the same cable, it is /dev/hdb.
If not, your cd-drives are /dev/hdc and /dev/hdd.
For read-only data-cds you create according fstab-entrys:
The cd-writing needs a scsi-emulation. Therefor the name of the device isCode:/dev/hdc /mnt/cdrom iso9660 ... /dev/hdd /mnt/cd2 iso9660 ...
/dev/sr0. But the message tells you to use the /dev/hdX - syntax though.
So you create a link /mnt/cdrw.
And an entry in fstab
for the beginning. (replace X by the right letter).Code:/dev/hdX /mnt/cdrw auto defaults 0 0
I am having a similar problem. I just performed a knoppix harddrive install. everything Works except for my cd-rom drives. I cannot mount either dvd or cdrw device.
Here is my fstab:
# /etc/fstab: filesystem table.
#
# filesystem mountpoint type options dump pass
/dev/hda1 / ext3 defaults,errors=remount-ro 0 1
proc /proc proc defaults 0 0
/dev/fd0 /floppy vfat defaults,user,noauto,showexec,umask=022 0 0
usbdevfs /proc/bus/usb usbdevfs defaults 0 0
sysfs /sys sysfs defaults 0 0
/dev/cdrom /cdrom iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdrom1 /cdrom1 iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/dvd /dvd iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdaudio /cdaudio iso9660 defaults,ro,user,noexec,noauto 0 0
# Added by KNOPPIX
/dev/hda2 /mnt/hda2 auto noauto,users,exec 0 0
# Added by KNOPPIX
/dev/hdb1 /mnt/hdb1 ntfs noauto,users,exec,ro,umask=000 0 0
And here is what dmesg|grep sr returns:
matt@va-10:~$ dmesg|grep sr
Attached scsi CD-ROM sr0 at scsi0, channel 0, id 0, lun 0
Attached scsi CD-ROM sr1 at scsi0, channel 0, id 1, lun 0
sr0: scsi3-mmc drive: 20x/48x cd/rw xa/form2 cdda tray
sr1: scsi3-mmc drive: 40x/40x writer cd/rw xa/form2 cdda tray
I have no clue what is wrong. Help always appreciated.
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