Re: [zfs-discuss] Forensic analysis [was: more ZFS recovery]

2008-08-12 Thread [EMAIL PROTECTED]
Darren J Moffat wrote: > [EMAIL PROTECTED] wrote: > >>> As others have noted, the COW nature of ZFS means that there is a >>> good chance that on a mostly-empty pool, previous data is still intact >>> long after you might think it is gone. A utility to recover such data is >>> (IMHO) more likely

Re: [zfs-discuss] Forensic analysis [was: more ZFS recovery]

2008-08-12 Thread Chris Siebenmann
| As others have noted, the COW nature of ZFS means that there is a good | chance that on a mostly-empty pool, previous data is still intact long | after you might think it is gone. In the cases I am thinking of I am sure that the data was there. Kernel panics just didn't let me get at it. Fortun

Re: [zfs-discuss] Forensic analysis [was: more ZFS recovery]

2008-08-12 Thread Darren J Moffat
[EMAIL PROTECTED] wrote: >> As others have noted, the COW nature of ZFS means that there is a >> good chance that on a mostly-empty pool, previous data is still intact >> long after you might think it is gone. A utility to recover such data is >> (IMHO) more likely to be in the category of forensic

Re: [zfs-discuss] Forensic analysis [was: more ZFS recovery]

2008-08-12 Thread Wade . Stuart
> > As others have noted, the COW nature of ZFS means that there is a > good chance that on a mostly-empty pool, previous data is still intact > long after you might think it is gone. A utility to recover such data is > (IMHO) more likely to be in the category of forensic analysis than > a mount (

[zfs-discuss] Forensic analysis [was: more ZFS recovery]

2008-08-11 Thread Richard Elling
Chris Siebenmann wrote: > I'm not Anton Rang, but: > | How would you describe the difference between the data recovery > | utility and ZFS's normal data recovery process? > > The data recovery utility should not panic my entire system if it runs > into some situation that it utterly cannot handle