Re: Is it possible to recover data after resync?

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--- Neil Brown <neilb@xxxxxxx> wrote:

> On Wednesday July 19, alex14641@xxxxxxxxx wrote:
> > Situation:
> > 
> > I accidentally killed the power to my 5-disk RAID 5 array. I then powered
> > it back up and rebooted the system. After reboot, however, I got the follow-
> > ing error when trying to assemble the array:
> > 
> > mdadm -A -amd /dev/md0 /dev/sd[a-e]
> > mdadm: /dev/md0 assembled from 2 drives - not enough to start the array.
> > 
> > I had read somewhere that it's possible to recover an array using the -C
> > option to mdadm. Unfortunately, I didn't specify 'missing', so instead of
> > recovering, it's resyncing. 
> 
> --assemble --force is worth try first and is much safer.
> 
> > 
> > Is there any way to recover the original data?
> 
> Well, if you got all the right devices in the right order, then your
> data should be fine.  If not, I hope you have good backups, because
> they are your only hope.
> 
> NeilBrown
> 

So do I just keep doing mdadm -A /dev/md0 /dev/.... using different 
permutations of the devices until my data shows up?


I code, therefore I am

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