Re: [RFC] Btrfs sendshots and hidden snapshots

2012-07-09 Thread Goffredo Baroncelli
On 07/06/2012 02:45 PM, Alexander Block wrote: On Fri, Jul 6, 2012 at 2:03 PM, Goffredo Baroncelli kreij...@libero.it wrote: On 07/06/2012 01:55 PM, Chris Mason wrote: On Fri, Jul 06, 2012 at 02:51:43AM -0600, Alexander Block wrote: On Fri, Jul 6, 2012 at 12:34 AM, Goffredo Baroncelli

Re: [RFC] Btrfs sendshots and hidden snapshots

2012-07-06 Thread Alexander Block
On Fri, Jul 6, 2012 at 12:34 AM, Goffredo Baroncelli kreij...@libero.it wrote: On 07/05/2012 06:51 PM, Alexander Block wrote: Hello all, in IRC we had a discussion on how we could solve sending live subvolumes and how to send subvolumes without the need to administrate/keep old snapshots for

Re: [RFC] Btrfs sendshots and hidden snapshots

2012-07-06 Thread Chris Mason
On Fri, Jul 06, 2012 at 02:51:43AM -0600, Alexander Block wrote: On Fri, Jul 6, 2012 at 12:34 AM, Goffredo Baroncelli kreij...@libero.it wrote: On 07/05/2012 06:51 PM, Alexander Block wrote: Hello all, in IRC we had a discussion on how we could solve sending live subvolumes and how to

Re: [RFC] Btrfs sendshots and hidden snapshots

2012-07-06 Thread Goffredo Baroncelli
On 07/06/2012 10:51 AM, Alexander Block wrote: On Fri, Jul 6, 2012 at 12:34 AM, Goffredo Baroncelli kreij...@libero.it wrote: On 07/05/2012 06:51 PM, Alexander Block wrote: Hello all, [] When we later do an incremental send we can do this: 1. Do the same as point 1. from above. 2.

Re: [RFC] Btrfs sendshots and hidden snapshots

2012-07-06 Thread Goffredo Baroncelli
On 07/06/2012 01:55 PM, Chris Mason wrote: On Fri, Jul 06, 2012 at 02:51:43AM -0600, Alexander Block wrote: On Fri, Jul 6, 2012 at 12:34 AM, Goffredo Baroncelli kreij...@libero.it wrote: On 07/05/2012 06:51 PM, Alexander Block wrote: Hello all, in IRC we had a discussion on how we could

Re: [RFC] Btrfs sendshots and hidden snapshots

2012-07-06 Thread Alexander Block
On Fri, Jul 6, 2012 at 2:03 PM, Goffredo Baroncelli kreij...@libero.it wrote: On 07/06/2012 01:55 PM, Chris Mason wrote: On Fri, Jul 06, 2012 at 02:51:43AM -0600, Alexander Block wrote: On Fri, Jul 6, 2012 at 12:34 AM, Goffredo Baroncelli kreij...@libero.it wrote: On 07/05/2012 06:51 PM,

[RFC] Btrfs sendshots and hidden snapshots

2012-07-05 Thread Alexander Block
Hello all, in IRC we had a discussion on how we could solve sending live subvolumes and how to send subvolumes without the need to administrate/keep old snapshots for incremental sends. One of the ideas was to introduce sendshots, which are basically snapshots where no refs are counted for file

Re: [RFC] Btrfs sendshots and hidden snapshots

2012-07-05 Thread Goffredo Baroncelli
On 07/05/2012 06:51 PM, Alexander Block wrote: Hello all, in IRC we had a discussion on how we could solve sending live subvolumes and how to send subvolumes without the need to administrate/keep old snapshots for incremental sends. One of the ideas was to introduce sendshots, which are