dd if=/dev/sda2 | gzip > /mnt/external/mydrive.img.gz Or my pref: apt-get install pv pv -peat -B 10240 /dev/sda2 | gzip > /mnt/external/mydrive.img.gz
On Tue, Feb 16, 2016 at 11:46 AM, Matt Minuti <matt.min...@gmail.com> wrote: > I did the same thing for the first time last spring and actually managed > to save everything! Spinning platter, ext4. Here's the process I used, for > everyone's future reference. Hopefully it helps, good luck! > > > > First thing I did was boot up a live usb and dd the partition to an image > on an external hard drive (good practice to not mess with the original any > more than necessary). `dd if=/dev/sda2 of=/mnt/external/mydrive.img` > > Next I used ext4magic (https://sourceforge.net/projects/ext4magic/ with > usage scenarios stuff at http://ext4magic.sourceforge.net/howto_en.html), > which is based on ext4undelete but seemed better to me, probably because > you can easily recover only files deleted within a certain timeframe, so > you don't have a ton of junk dredged up. > > Example: > Files deleted roughly 2 days ago, recovering everything after 3 days ago > and before 1 day ago, recovering from the backup image. > ext4magic -R -a $(date -d "-3day" +%s) -b $(date -d "-1day" +%s) -d > /mnt/external/recovered_files_here/ /mnt/external/mydrive.img > > Afterwards, I used fslint to search for duplicates and help me figure out > which copy of the file to keep. Partly because fslint is really awesome, > partly because I was really low on space at this point... > > > On Tue, Feb 16, 2016 at 9:40 AM, Susan Cragin <susancra...@earthlink.net> > wrote: > >> >> It is an ssd but I'm going to try. What the heck. My favorite files are a >> cluster of small txt and org files. And I haven't used the machine since >> then. >> >> >> >> >> >> -----Original Message----- >> >From: Joshua Judson Rosen <roz...@hackerposse.com> >> >Sent: Feb 16, 2016 9:31 AM >> >To: Susan Cragin <susancra...@earthlink.net>, GNHLUG-discussion < >> gnhlug-discuss@mail.gnhlug.org> >> >Subject: Re: Data recovery >> > >> >On 02/16/2016 09:22 AM, Susan Cragin wrote: >> >> >> >> I recursively deleted my home folder, "susan." >> >> I have days-old backup but want to try data recovery. >> > >> >Is this on a spinning-platter HDD, or on one of those >> >new-fangled SSDs? >> > >> >As far as I understand it, you're unlikely to be able >> >to recover any data from an SSD as they're so aggressive >> >about remapping logical/physical blocks. >> > >> > >> >-- >> >"Don't be afraid to ask (λf.((λx.xx) (λr.f(rr))))." >> >> >> _______________________________________________ >> gnhlug-discuss mailing list >> gnhlug-discuss@mail.gnhlug.org >> http://mail.gnhlug.org/mailman/listinfo/gnhlug-discuss/ >> > > > _______________________________________________ > gnhlug-discuss mailing list > gnhlug-discuss@mail.gnhlug.org > http://mail.gnhlug.org/mailman/listinfo/gnhlug-discuss/ > >
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