Re: How to get back a deleted sub-volume.

2016-12-12 Thread Tomasz Kusmierz
Chris, the "btrfs-show-super -fa" gives me nothing useful to work with. the "btrfs-find-root -a " is actually something that I was already using (see original post), but the list of roots given had a rather LARGE hole of 200 generations that is located between right after I've had everything remo

Re: How to get back a deleted sub-volume.

2016-12-11 Thread Chris Murphy
Tomasz - try using 'btrfs-find-root -a ' I totally forgot about this option. It goes through the extent tree and might have a chance of finding additional generations that aren't otherwise being found. You can then plug those tree roots into 'btrfs restore -t ' and do it with the -D and -v options

Re: How to get back a deleted sub-volume.

2016-12-11 Thread Chris Murphy
On Sun, Dec 11, 2016 at 5:56 PM, Tomasz Kusmierz wrote: > Chris, for all the time you helped so far I have to really appologize > I've led you a stray ... so, reson the subvolumes were deleted is > nothing to do with btrfs it self, I'm using "Rockstor" to ease > managment tasks. This tool / enviro

Re: How to get back a deleted sub-volume.

2016-12-11 Thread Tomasz Kusmierz
Chris, for all the time you helped so far I have to really appologize I've led you a stray ... so, reson the subvolumes were deleted is nothing to do with btrfs it self, I'm using "Rockstor" to ease managment tasks. This tool / environment / distribution treats a singular btrfs FS as a "pool" ( som

Re: How to get back a deleted sub-volume.

2016-12-11 Thread Chris Murphy
On Sun, Dec 11, 2016 at 10:40 AM, Tomasz Kusmierz wrote: > Hi, > > So, I've found my self in a pickle after following this steps: > 1. trying to migrate an array to different system, it became apparent > that importing array there was not possible to import it because I've > had a very large amoun

How to get back a deleted sub-volume.

2016-12-11 Thread Tomasz Kusmierz
Hi, So, I've found my self in a pickle after following this steps: 1. trying to migrate an array to different system, it became apparent that importing array there was not possible to import it because I've had a very large amount of snapshots (every 15 minutes during office hours amounting to few