New drive

[Scott Mertens]

On Fri, 2005-04-15 at 11:13 -0700, Rick Stevens wrote:
> Mark Knecht wrote:
> > On 4/15/05, Scott Mertens <smertens at mho.com> wrote:
> > 
> >>On Fri, 2005-04-15 at 10:08 -0700, Mark Knecht wrote:
> >>
> >>>On 4/15/05, Scott Mertens <smertens at mho.com> wrote:
> >>>
> >>>>I have just bought a new SATA HD and installed with the DOS software
> >>>>included with it.  It was formatted as FAT32, I think I will use as a
> >>>>backup for this linux box.  My intention is to boot into a Ghost CD and
> >>>>image drive to new Drive.
> >>>>
> >>>>So question is is it OK to be formatted to FAT32 to copy an ex3 image
> >>>>file to it.  Or should I mount it in Linux, format it as a ext3 and then
> >>>>boot to Ghost and copy the image file to it?
> >>>
> >>>Actually it's pretty bad to be formatted FAT32 in this application. If
> >>>you copy Linux files per se to the drive then since FAT32 doesn't
> >>>support owner:group:world permissions and you'll lose that info and
> >>>have a terrible time doing a restore.
> >>
> >>This is good to know!
> >>
> >>>Much better to format it ext3 and take advantage of the journaling for
> >>>extra safety.
> >>
> >>Now I have to try to do some research to see how to mount and where?  I
> >>have only one other drive, also SATA that RH is seeing as SCSI
> >>
> >>>My 2 cents,
> >>
> >>Ana a bargain at that rate!
> > 
> > 
> > Well, there we go again with that 'strange hardware' stuff we talked
> > about earlier. SATA drives are typically seen as SCSI devices so,
> > assuming you have NO other SCSI in the system you might try (as root)
> > 
> > fdisk /dev/sda
> > 
> > and see what happens. If you find the drive (look carefull at the size
> > it's reporting to make sure you think it's the right drive) then type
> > 'q' to quit, for now. At that point you're ready to do some
> > partitioning and formating. If not found then there's two or more
> > reasons:
> > 
> > 1) Your kernel doesn't have SATA support. (There you go, building
> > kernels again!) ;-)
> > 
> > 2) Your kernel doesn't have SCSI support, or it must be loaded as a module.
> > 
> > 3) There is some other SCSI device at sda. Try fdisk /dev/sdb or sdc
> > etc. and jsut poke around a bit, but be very careful with fdisk.
> > 
> > A more formal way to look for the drive would be to run dmesg in a
> > terminal and see if you can spot the system findign a SCSI drive
> > during boot.
> 
> I think you missed that, Mark.  His current drive (SATA) is being seen
> as SCSI (which, as you point out, makes perfect sense as SATA drives
> are treated as SCSI).
> 
> Scott, SCSI, SATA, and damned near any storage media you can plug into
> USB or firewire are all treated by Linux as SCSI devices.  Why?  Because
> SCSI is the most flexible way of dealing with disparate devices.
> 
> The first SCSI (or media treated as SCSI) by the kernel is assigned the
> device name "/dev/sda" (SCSI disk "a").  The second will be "/dev/sdb"
> (SCSI disk "b") and so on.  The odds are that your current SATA drive
> (which contains your operating system) is /dev/sda.  The second one will
> most likely be /dev/sdb.
> 
> Mark's idea of using fdisk is logical.  If you do "fdisk -l /dev/sda",
> you should see a summary of how big the drive is as well as the
> partition table on it.  Similarly, you should be able to do an "fdisk -l
> /dev/sdb" and see a similar thing, but you'll probably only see one
> partition that's listed as "W95 FAT32".
> ----------------------------------------------------------------------
> - Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
> - VitalStream, Inc.                       http://www.vitalstream.com -
> -                                                                    -
> -            The gene pool could use a little chlorine.              -
> ----------------------------------------------------------------------
> 
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