Kevin Brosius on Thu, 2 May 2002 10:33:36 -0400


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Re: [PLUG] Re: Newbie's first question - chose to install HD temporarily


Wow, that sounds like 'The Hard Way'(tm).

For your case, where you only need to mount and copy, and not do it many
times, I would ignore fstab.

Since you know the partition table, just mount one partition at a time
(unless you know the one you want) like this:

mount /dev/hdb1 /mnt

Do this as root, then look in /mnt for the new directory tree.  Linux
will normally recognize the filesystem type automatically, as you
mention below.  As long as that filesystem type is included in your
kernel, you'll be all set.

When done with the partition, make sure and:

umount /mnt

(You'll also need to do this before looking at another partition, like
/dev/hdb2.)

-- 
Kevin


George Langford wrote:
> 
> Hello fellow PLUGgers !
> 
> Somehow, this E-mail eluded posting to The List yestiddy:
> 
> OK; after many helpful suggestions as to how I might transfer data
> files from [two] soon-to-be-retired W9[5 & 8] PC's, I decided to
> move the drives one at a time to the Linux box, configure them as
> slaves (instead of the CDWriter) and then copy the data to the 40GB
> drive in the Linux box.  I'm not yet ready to Samba with Suse ...
> 
> Physical installation was easy [so long as one doesn't have to put
> the cover back on the Linux PC] and I learned that a simple reboot
> from the Linux boot floppy would result in Linux autodetecting the
> new IDE device just fine, including its partitions and their
> structures, which I wrote down.
> 
> The next step is a mystery - I cannot find any means of mounting
> the new drive.  There is no hint of it in fstab, even after
> rebooting with and without the boot floppy.  I tried looking at the
> files, /dev/hdb, /dev/hdb[1 thru 8], and so on, but I get nasty
> messages from the KDE file manager that suggest that Linux hasn't
> worked out which file system is which.
> 
> However, I did find one webpage which gives a how-to for doing so.
> 
> It's at: http://www.linuxdot.org/cgi-bin/nlm.cgi?page=mount
> where it says to edit the fstab file.
> 
> Original fstab [edited by removing extra spaces to fit your screen]:
> 
> /dev/hda7     /             ext3            defaults           1 1
> /dev/hda5     /boot         ext3            defaults           1 2
> none          /dev/pts      devpts          gid=5,mode=620     0 0
> /dev/hda8     /home         ext3            defaults           1 2
> none          /proc         proc            defaults           0 0
> none          /dev/shm      tmpfs           defaults           0 0
> /dev/hda1     /vol1         ext3            defaults           1 2
> /dev/hda9     /vol2         ext3            defaults           1 2
> /dev/hda6      swap         swap            defaults           0 0
> /dev/fd0      /mnt/floppy   auto            noauto,owner,kudzu 0 0
> 
> Here's what I suggest I add to that file:
> 
> /dev/hdb1     /?            FAT             ?                  ? ?
> /dev/hdb3     /?            FAT             ?                  ? ?
> /dev/hdb2     /?            FAT             ?                  ? ?
> /dev/hdb4     /?            Extended        ?                  ? ?
> /dev/hdb7     /?            ext 2           ?                  ? ?
> /dev/hdb6     /?            ext 2           ?                  ? ?
> /dev/hdb5     /?            linux swap      ?                  ? ?
> /dev/hdb8     /?            FAT             ?                  ? ?
> 
> Note_1 ......./vol3, 4, 5, etc.
> Note_2 ..................................Whazzis..........   . ? ?
> Note_3 ................................................What are these
> 
> Except that I'm mystified by the meaning of the ?'d entries. The ones
> that I've filled in came from the results of Hardware Browser during
> the Linux floppy boot-up.  I had to write them down longhand, as
> there are no available copy & paste features within reach then.
> 
> The above reference at linuxdot.org lists the entries thusly:
> 
>   ^            ^             ^              ^                  ^ ^
>   ^            ^             ^              ^                  ^ ^
> device    mount_point filesystem_type  mount_options        dump check
> 
> I'm guessing that I should use "vol3, vol4, vol5," etc. for the
> mount_point entries, "defaults" for my mount_options entries, and
> "0 0" for the last two entries in each line.  I'm also guessing that
> I should create several new subdirectories under my /home/user0/
> directory into which I can copy the data from vol's 3 through 8,
> not all of which have anything useful in them  [as the result of
> using Partition Magic and System Commander some time in the distant
> past in a semi-successful attempt to run multiple OS's].  Those 0 0's
> at the end of each line of fstab are the most worrisome ...
> 
> Remembering that all's I want to do is rescue some [voluminous] data
> and not put any MS product into the Linux PC, I'd like some advice
> on how to set up the visiting disk so it doesn't get altered and yet
> I can copy files and directory structure from it to the permanent
> hard drive in the Linux PC.  That "dump" entry sounds particularly
> ominous.  I sure don't want the intruding disk to get reformatted
> or erased !
> 
> I wuz kinda hoping that Linux would have the good grace to sense and
> recognize the various partitions, their file systems, their sizes,
> and so on, and then to place that info in a file which could be
> translated automatically into a new fstab.  It seems to have done
> that admirably when I first tried the procedure with the CDWriter.
> What it did then was to add the appropriate lines to fstab without
> any intervention (read: blundering about) on my part.
> 
> Linux did half the job admirably by telling me all about my file
> systems on the visiting hard drive, but none of that information
> has found its way into fstab or into the various /dev/hdb* files,
> none of which can yet be read by any of the available text editors.
> 
> The first time I attempted to post this, I asked:
> 
> > Oh yeah.  Who's kudzu ?  As in:
> > /dev/fd0  /mnt/floppy    auto   noauto,owner,kudzu 0 0
> 
> But a later quick Google search (with the other PC) on "+linux
> +kudzu" answered my own dumb question ...
> 
> Thanks for your continuing patience & help.

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