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Old 08-28-2008, 07:41 AM
altern
 
Default installing from USB (again)

Luis de Bethencourt(e)k dio:
> On 8/25/08, altern <altern2@gmail.com> wrote:
>> Luis de Bethencourt(e)k dio:
>>
>>> On 8/23/08, altern <altern2@gmail.com> wrote:
>> >> Andrew Hunter(e)k dio:
>> >> > -----BEGIN PGP SIGNED MESSAGE-----
>> >> > Hash: SHA1
>> >> >
>> >> > Hey altern,
>> >> >
>> >> > altern wrote:
>> >> >> Andrew Hunter(e)k dio:
>> >> >>> -----BEGIN PGP SIGNED MESSAGE-----
>> >> >>> Hash: SHA1
>> >> >>>
>> >> >>> altern wrote:
>> >> > [...]
>> >> >> At the bottom of the web page i am following it says that
>> >> >> when using the alternate CD installer one needs to setup the cddrive
>> >> >> the section is called "Mounting the USB stick as /cdrom". This are the
>> >> >> commands to do it, one needs to open a new console with ALT+1 after
>> >> >> choosing installation language
>> >> >>
>> >> >> # mkdir /cdrom /dev/cdroms
>> >> >> # cd /dev/cdroms
>> >> >> # ln -s ../sda1 cdrom0
>> >> >> # mount -t vfat /dev/cdroms/cdrom0 /cdrom
>> >> >>
>> >> >> I tried following those tips but still it does not find the cdrom. My
>> >> >> usb drive shows up as sdb1, i checked read that from dmesg.
>> >> >
>> >> > Are you substituting that value where appropriate in the guide?
>> >>
>> >>
>> >> as far as i understand i am doing it ok. I checked with dmesg that my
>> >> Kingston USB stick was sdb, then checked which devices were available at
>> >> /dev and there it was /dev/sdb1
>> >>
>> >> i noticed that after i do
>> >>
>> >> mount -t vfat /dev/cdroms/cdrom0 /cdrom
>> >>
>> >> the installer goes funny and it cannot read the usb drive any more. I
>> >> mean, before the problem is that it cannot autodetect the cdrom drive
>> >> but it reads the content of the usb drive with no problems, as soon as i
>> >> mount the usb drive on /cdrom the installer cannot read the content of
>> >> the drive any more, it is like if i had removed it.
>> >>
>> >> I also tried few other options like doing directly
>> >> mount -t vfat /dev/sdb1 /cdrom
>> >>
>> >> same problem. i might be doing something stupid because i cannot see
>> >> anyone else complaning online about same error... but i cannot see what
>> >> it might be. I checked few times and as far as i can see i am doing all ok.
>> >>
>> >> enrike
>> >>
>> >>
>> >>
>> >> --
>> >> Ubuntu-Studio-users mailing list
>> >> Ubuntu-Studio-users@lists.ubuntu.com
>> >> Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users
>> >>
>> >
>> > The commands you are pasting here make no sense to me. You are
>> > creating a link from the usb drive to the usual place of the cdrom
>> > drive, and then trying to mount that. The usb drive is already mounted
>> > (you are using it to run the system). You cant mount twice a drive but
>> > since you are doing it through the link the system might get confused.
>>
>> > What you need to do is create a link from the mounted point of the pendrive
>> > check it with "df" and make /cdrom be a link to that.
>>
>>
>> "df" says that FILESYSTEM TMPFS and MOUNTED ON /DEV
>> sorry i am not very good at this technical details, I dont understand
>> what i have to do, should I create a link to /dev somwhere like say
>> /mnt/cdrom0 and then set /cdrom to point to it? is this right?
>>
>>
>> > Btw, I thought ubuntu mounted cdroms in /media/ so check that guide is
>> > doing things the Ubuntu way. I might be wrong but I don't have time to
>> > check right now.
>>
>>
>> funny because i took it from help.ubuntu.com so it should be very
>> ubuntu-like.
>> The docs are here, the section called "Mounting the USB stick as /cdrom"
>>
>> https://help.ubuntu.com/community/Installation/FromUSBStick
>
> You are getting confused.
>
> /dev
> is where the devices are.
>
> "df" is disk free, it tells you information about the disks, specially
> how much free space per disk.
>
> I will go through the link you gave in help.ubuntu tomorrow and reply
> you with it, since I dont have time right now.

no need to do it, i guess the error is somewhere else in the proccess of
dumping the DVD into the USB drive. I will try some other methods and
see if i get it right. i will post results to the list.

thanks

enrike

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