Re: how many chunk trees and extent trees present

2016-03-04 Thread David Sterba
On Fri, Mar 04, 2016 at 10:58:15AM +0800, Anand Jain wrote: > > > On 04/18/2015 01:29 AM, David Sterba wrote: > > On Fri, Apr 17, 2015 at 09:19:11AM +, Hugo Mills wrote: > >>> In, some article i read that future there will be more chunk tree/ extent > >>> tree for single btrfs. Is this true.

Re: how many chunk trees and extent trees present

2016-03-03 Thread Anand Jain
On 04/18/2015 01:29 AM, David Sterba wrote: On Fri, Apr 17, 2015 at 09:19:11AM +, Hugo Mills wrote: In, some article i read that future there will be more chunk tree/ extent tree for single btrfs. Is this true. I recall, many moons ago, Chris saying that there probably wouldn't be.

Re: how many chunk trees and extent trees present

2016-03-03 Thread David Sterba
On Fri, Feb 26, 2016 at 09:29:29AM +0800, Qu Wenruo wrote: > > > David Sterba wrote on 2015/04/17 19:29 +0200: > > On Fri, Apr 17, 2015 at 09:19:11AM +, Hugo Mills wrote: > >>> In, some article i read that future there will be more chunk tree/ extent > >>> tree for single btrfs. Is this

Re: how many chunk trees and extent trees present

2016-02-25 Thread Qu Wenruo
David Sterba wrote on 2015/04/17 19:29 +0200: On Fri, Apr 17, 2015 at 09:19:11AM +, Hugo Mills wrote: In, some article i read that future there will be more chunk tree/ extent tree for single btrfs. Is this true. I recall, many moons ago, Chris saying that there probably wouldn't

Re: how many chunk trees and extent trees present

2016-02-25 Thread sri
Do you mean allocated to any file in the subvolume, or do you mean > > *exclusively* allocated to that subvolume and not shared with any > > other? Hi, Like ext3/ext4, I can find all used blocks of the file system. Once identified, I can just copy those blocks for backup. The bit map provided

how many chunk trees and extent trees present

2015-04-17 Thread sri
Hi, I have below queries. Could somebody help me in understanding. 1) As per my understanding btrfs file system uses one chunk tree and one extent tree for entire btrfs disk allocation. Is this correct? In, some article i read that future there will be more chunk tree/ extent tree for single

Re: how many chunk trees and extent trees present

2015-04-17 Thread Hugo Mills
On Fri, Apr 17, 2015 at 06:24:05AM +, sri wrote: Hi, I have below queries. Could somebody help me in understanding. 1) As per my understanding btrfs file system uses one chunk tree and one extent tree for entire btrfs disk allocation. Is this correct? Yes. In, some article i

Re: how many chunk trees and extent trees present

2015-04-17 Thread sri
Hugo Mills hugo at carfax.org.uk writes: On Fri, Apr 17, 2015 at 06:24:05AM +, sri wrote: Hi, I have below queries. Could somebody help me in understanding. 1) As per my understanding btrfs file system uses one chunk tree and one extent tree for entire btrfs disk allocation.

Re: how many chunk trees and extent trees present

2015-04-17 Thread David Sterba
On Fri, Apr 17, 2015 at 09:19:11AM +, Hugo Mills wrote: In, some article i read that future there will be more chunk tree/ extent tree for single btrfs. Is this true. I recall, many moons ago, Chris saying that there probably wouldn't be. More extent trees tied to a set of fs