Mailinglist Archive: opensuse (1932 mails)
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Re: [opensuse] Is there a way to read data from a hdd, with a worm eaten bootsector?
- From: Robert Smits <bob@xxxxxxxxx>
- Date: Wed, 2 Jul 2008 02:29:01 -0700
- Message-id: <200807020229.02173.bob@xxxxxxxxx>
On June 30, 2008 10:59:16 am James Knott wrote:
I don't think you understand what Spinrite (not Spinright) actually does,
James.
Spinrite is a stand-alone DOS program designed to refurbish hard drives,
floppy disks and recover data from marginally or completely unreadable hard
drives and floppy disks and from partitions and folders which have become
unreadable. When it encounters a sector with errors that cannot be corrected
by the disk drives' error correcting code it tries to read the sector up to
2000 times, and tries to determine the most probable value of each bit by
comparing the results. The data is then saved onto a new block of the same
disk; it cannot be saved elsewhere.
It's not a file undelete or defrag utility.
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By copying the sectors to another drive, you may be able to fix
defective sectors by using a sector editor. If you mess up, you just
start again on a copy, without having to go back to the original drive.
By fixing the defective sectors, you may now be able to recover the
data. If you operate directly on the defective drive, a mistake may
make data recovery impossible. Again, if you can read enough for
Spinright to work, you can read enough to copy the sectors and working
on a copy is always safer than on the original. Also, in order to copy
the original sectors from a defective drive, you need the appropriate
tools that will make multiple attempts to read a sector etc., instead of
just passing over the error. Any decent sector repair tool should be
able to do that.
I don't think you understand what Spinrite (not Spinright) actually does,
James.
Spinrite is a stand-alone DOS program designed to refurbish hard drives,
floppy disks and recover data from marginally or completely unreadable hard
drives and floppy disks and from partitions and folders which have become
unreadable. When it encounters a sector with errors that cannot be corrected
by the disk drives' error correcting code it tries to read the sector up to
2000 times, and tries to determine the most probable value of each bit by
comparing the results. The data is then saved onto a new block of the same
disk; it cannot be saved elsewhere.
It's not a file undelete or defrag utility.
--
bob@xxxxxxxxx
--
To unsubscribe, e-mail: opensuse+unsubscribe@xxxxxxxxxxxx
For additional commands, e-mail: opensuse+help@xxxxxxxxxxxx
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