Re: Data recovery from a linear multi-disk btrfs file system

2016-07-20 Thread Kai Krakow
Am Thu, 21 Jul 2016 00:19:41 +0200 schrieb Kai Krakow : > Am Fri, 15 Jul 2016 20:45:32 +0200 > schrieb Matt : > > > > On 15 Jul 2016, at 14:10, Austin S. Hemmelgarn > > > wrote: > > > > > > On 2016-07-15 05:51, Matt wrote: > [...] > > > The tool you want is `btrfs restore`. You'll need

Re: Data recovery from a linear multi-disk btrfs file system

2016-07-20 Thread Kai Krakow
Am Fri, 15 Jul 2016 20:45:32 +0200 schrieb Matt : > > On 15 Jul 2016, at 14:10, Austin S. Hemmelgarn > > wrote: > > > > On 2016-07-15 05:51, Matt wrote: > >> Hello > >> > >> I glued together 6 disks in linear lvm fashion (no RAID) to obtain > >> one large file system (see below). One of the

Re: Data recovery from a linear multi-disk btrfs file system

2016-07-20 Thread Chris Murphy
On Fri, Jul 15, 2016 at 12:52 PM, Austin S. Hemmelgarn wrote: > Your own 'btrfs fi df' output clearly says that more than 99% of your data > chunks are in a RAID0 profile, hence my statement. Somewhen in ancient Btrfs list history, there was a call to change the mkfs default for multiple device

Re: Data recovery from a linear multi-disk btrfs file system

2016-07-15 Thread Austin S. Hemmelgarn
On 2016-07-15 14:45, Matt wrote: On 15 Jul 2016, at 14:10, Austin S. Hemmelgarn wrote: On 2016-07-15 05:51, Matt wrote: Hello I glued together 6 disks in linear lvm fashion (no RAID) to obtain one large file system (see below). One of the 6 disk failed. What is the best way to recover fr

Re: Data recovery from a linear multi-disk btrfs file system

2016-07-15 Thread Matt
> On 15 Jul 2016, at 14:10, Austin S. Hemmelgarn wrote: > > On 2016-07-15 05:51, Matt wrote: >> Hello >> >> I glued together 6 disks in linear lvm fashion (no RAID) to obtain one large >> file system (see below). One of the 6 disk failed. What is the best way to >> recover from this? >> > T

Re: Data recovery from a linear multi-disk btrfs file system

2016-07-15 Thread Austin S. Hemmelgarn
On 2016-07-15 05:51, Matt wrote: Hello I glued together 6 disks in linear lvm fashion (no RAID) to obtain one large file system (see below). One of the 6 disk failed. What is the best way to recover from this? Thanks to RAID1 of the metadata I can still access the data residing on the remai

Data recovery from a linear multi-disk btrfs file system

2016-07-15 Thread Matt
Hello I glued together 6 disks in linear lvm fashion (no RAID) to obtain one large file system (see below). One of the 6 disk failed. What is the best way to recover from this? Thanks to RAID1 of the metadata I can still access the data residing on the remaining 5 disks after mounting ro,forc