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[ale] HDD Locked Up - Wife business pics in it!



>
> Unfortunately, photorec was unable to recover anything after close to 9
> hours running.
> Trying ddrescue (ddrescue-GUI) now. Hope is all but gone as almost 30
> minutes into it and nothing but read errors on screen ??
>
>
> On Sat, Dec 14, 2019, 10:20 AM DJ-Pfulio via Ale <ale at ale.org> wrote:
>
>> I'm with Steve and Sam here.
>>
>> IMHO,
>>
>> The only things you should be doing with the failing disk is using
>> ddrescue to clone it at the device level.  /dev/sdZ  you can store that
>> onto another disk or into a file on a disk that's huge.  It will take a
>> long time and try multiple times to recover the data, but it will grab
>> most of it on the first attempt with just the bad sectors needing
>> multiple attempts.
>>
>> sudo ddrescue /dev/sdZ  /media/path/to/HUGE/sdZ.file  /tmp/log
>>
>> AFTER you get a clone, then you can send logical data recovery after it.
>>
>> I have to say this ... having daily, automatic, versioned, backups means
>> stuff like this is a minor inconvenience.  photorec isn't exactly user
>> friendly.  It will find all sorts of files on the disk, multiple
>> versions, and you'll end up with tens or more of each file. Which is the
>> current version?  Say you have 10,000 files ... each with multiple
>> versions.  It won't be fun.
>>
>> As for the SMART data, I'd need to see the full output to read it. The
>> raw data is the most important, but need all the columns.  "Old-age"
>> gets set BEFORE you open the disk up.  Picked up an 8TB a few weeks ago,
>> to be used for backups, and ran smartctl. Some of the attributes were
>> already marked as "old-age" with less than 10 minutes of spin time.
>>
>> On 12/13/19 9:28 PM, Steve Litt via Ale wrote:
>> > On Fri, 13 Dec 2019 12:30:59 -0500
>> > Sergio Chaves via Ale <ale at ale.org> wrote:
>> >
>> >
>> >> I was then able to see the drive.
>> >> The dd command says "error reading /dev/sdb : Input/Output error"
>> >
>> > Use ddrescue. Unlike dd, ddrescue is meant to read files or devices
>> > with bad sectors. Be sure to use the log file.
>> >
>> > I once got a music CD at a garage sale. It was all scratched up and
>> > wouldn't play on any CD player, standalone or in a PC. I used ddrescue
>> > on it. It took hours, but I was able to get it sounding just like new,
>> > except in one short stretch.
>> >
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>
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