On Saturday 03 July 2010 09:33:19 Lubos Kolouch wrote:
> Oystein Viggen, Fri, 02 Jul 2010 08:15:03 +0200:
> > For btrfs with lots of snapshots, I believe "btrfs device add" of the
> > new device followed by "btrfs device remove" of the old one would be the
> > most convenient.
> >
> > Øystein
>
>
Oystein Viggen, Fri, 02 Jul 2010 08:15:03 +0200:
> For btrfs with lots of snapshots, I believe "btrfs device add" of the
> new device followed by "btrfs device remove" of the old one would be the
> most convenient.
>
> Øystein
This solution if very elegant and cool - if you can put the discs int
* [Matt Brown]
> With backed up files consisting of hard links, I usually use dd to copy
> the file systems at the block level
>
> # dd if=/dev/sda of=/dev/sdb bs=20M
>
> and then expand the file system. This is because I found that tools like
> rsync, while usually fast, are extremely slow when
On Thu, Jul 01, 2010 at 11:33:59AM +, Lubos Kolouch wrote:
> Daniel J Blueman, Thu, 01 Jul 2010 12:26:10 +0100:
> >> What is the correct way to do this?
> >
> > The only way to do this preserving duplication is to use hardlinks
> > between duplicated files (which reference counts the inode), a
On 07/01/2010 05:33 AM, Lubos Kolouch wrote:
> Daniel J Blueman, Thu, 01 Jul 2010 12:26:10 +0100:
>>> What is the correct way to do this?
>>
>> The only way to do this preserving duplication is to use hardlinks
>> between duplicated files (which reference counts the inode), and use
>> 'rsync -H'.
>
Daniel J Blueman, Thu, 01 Jul 2010 12:26:10 +0100:
>> What is the correct way to do this?
>
> The only way to do this preserving duplication is to use hardlinks
> between duplicated files (which reference counts the inode), and use
> 'rsync -H'.
>
> Dan
But when the files are on different snapho
On 1 July 2010 11:28, Lubos Kolouch wrote:
> Hello,
>
> I am testing btrfs on one of our backup servers
> (many millions of files, 1.5TB size, running on (non-btrfs-provided-)
> raid5).
>
> I am using subvolumes/snapshots with following rsync.
>
> It works very well, but I would like to ask a ques