[nSLUG] tarball extract failing

Nancy nancy at esnesnon.com
Wed Aug 24 02:48:19 ADT 2011


Thanks for the info guys. I will read through it and give the methods a try! Will report back with my successes (staying positive here…)
-n-

On 2011-08-24, at 2:33 AM, Daniel Morrison wrote:

> I gather this is more a gunzip problem than a tar problem. tar will
> skip over corruption and resume at the next recognizable valid block.
> So you have to get over the gunzip corruption by restarting the gunzip
> after the broken part. There's a technical explanation of how to do
> this here:
> 
> http://www.gzip.org/recover.txt
> 
> A tool that possibly automates this procedure is gzrecover:
> 
> http://www.urbanophile.com/arenn/hacking/gzrt/gzrt.html
> 
> I've never been misfortunate enough to have to try these tools though,
> so I can't say how well they work.
> 
> Good luck!
> 
> -D.
> 
> On 24 August 2011 01:56, Daniel Arndt <danielarndt at gmail.com> wrote:
>> Have you tried extracting specific files (something along the lines
>> of http://www.cyberciti.biz/faq/linux-unix-extracting-specific-files/)
>> rather than attempting the whole tgz? Perhaps if you avoid the Library
>> directory (or just extracting the exact file you want) you'll have some
>> luck. Unfortunately, since it is compressed, if there is corruption in the
>> Library directory it may (likely) cause corruption in other parts as well..
>> --
>> Daniel Arndt
>> http://web.cs.dal.ca/~darndt/
>> 
>> 
>> 
>> On Wed, Aug 24, 2011 at 01:48, Nancy <nancy at esnesnon.com> wrote:
>>> 
>>> Does anyone know how I might extract some files from a .tgz file that
>>> seems to have something in it that makes it kack only a few GBs into the
>>> extract? It's a tarball of my OS X homedir and I'm pretty sure the offending
>>> file is in the Library directory. The tarball is a couple of years old and
>>> every now and then I pull it out and try (unsuccessfully) to rescue photos
>>> of my cat (that passed away). These are the only good photos of her that I
>>> have, so I never give up trying.
>>> 
>>> If there is a way for me to "look" in the file and cherry-pick what I
>>> want, that would be the ultimate. I can't even remember all of the things I
>>> have tried to get this file extracted - there have been so many: cmd line
>>> tools and graphical ones. I have tried both Linux (Debian) and OS X to no
>>> avail.
>>> 
>>> Any help would be appreciated!
>>> -n-
>>> _______________________________________________
>>> nSLUG mailing list
>>> nSLUG at nslug.ns.ca
>>> http://nslug.ns.ca/mailman/listinfo/nslug
>> 
>> 
>> _______________________________________________
>> nSLUG mailing list
>> nSLUG at nslug.ns.ca
>> http://nslug.ns.ca/mailman/listinfo/nslug
>> 
>> 
> _______________________________________________
> nSLUG mailing list
> nSLUG at nslug.ns.ca
> http://nslug.ns.ca/mailman/listinfo/nslug




More information about the nSLUG mailing list