Re: btrfs-send format that contains binary diffs

2021-03-30 Thread Zygo Blaxell
On Tue, Mar 30, 2021 at 10:12:40AM +0200, Claudius Heine wrote: > Hi Andrei, > > On 2021-03-30 07:38, Andrei Borzenkov wrote: > > On 30.03.2021 08:33, Andrei Borzenkov wrote: > > > On 29.03.2021 22:14, Claudius Heine wrote: > > > > Hi Andrei, > > > > > > > > On 2021-03-29 18:30, Andrei Borzenkov

Re: btrfs-send format that contains binary diffs

2021-03-30 Thread Henning Schild
Am Tue, 30 Mar 2021 10:12:40 +0200 schrieb Claudius Heine : > Hi Andrei, > > On 2021-03-30 07:38, Andrei Borzenkov wrote: > > On 30.03.2021 08:33, Andrei Borzenkov wrote: > >> On 29.03.2021 22:14, Claudius Heine wrote: > >>> Hi Andrei, > >>> > >>> On 2021-03-29 18:30, Andrei Borzenkov wrote:

Re: btrfs-send format that contains binary diffs

2021-03-30 Thread Claudius Heine
Hi Andrei, On 2021-03-30 07:38, Andrei Borzenkov wrote: On 30.03.2021 08:33, Andrei Borzenkov wrote: On 29.03.2021 22:14, Claudius Heine wrote: Hi Andrei, On 2021-03-29 18:30, Andrei Borzenkov wrote: On 29.03.2021 16:16, Claudius Heine wrote: Hi, I am currently investigating the possibilit

Re: btrfs-send format that contains binary diffs

2021-03-30 Thread Claudius Heine
Hi Lionel, On 2021-03-29 21:53, Lionel Bouton wrote: Hi Claudius, Le 29/03/2021 à 21:14, Claudius Heine a écrit : [...] Are you sure? I did a test with a 32MiB random file. I created one snapshot, then changed (not deleted or added) one byte in that file and then created a snapshot again. `bt

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Andrei Borzenkov
On 30.03.2021 08:33, Andrei Borzenkov wrote: > On 29.03.2021 22:14, Claudius Heine wrote: >> Hi Andrei, >> >> On 2021-03-29 18:30, Andrei Borzenkov wrote: >>> On 29.03.2021 16:16, Claudius Heine wrote: Hi, I am currently investigating the possibility to use `btrfs-stream` files

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Andrei Borzenkov
On 29.03.2021 22:14, Claudius Heine wrote: > Hi Andrei, > > On 2021-03-29 18:30, Andrei Borzenkov wrote: >> On 29.03.2021 16:16, Claudius Heine wrote: >>> Hi, >>> >>> I am currently investigating the possibility to use `btrfs-stream` files >>> (generated by `btrfs send`) for deploying a image base

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Lionel Bouton
Hi Claudius, Le 29/03/2021 à 21:14, Claudius Heine a écrit : > [...] > Are you sure? > > I did a test with a 32MiB random file. I created one snapshot, then > changed (not deleted or added) one byte in that file and then created > a snapshot again. `btrfs send` created a >32MiB `btrfs-stream` file

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Claudius Heine
Hi Martin, On 2021-03-29 20:00, Martin Raiber wrote: On 29.03.2021 19:25 Henning Schild wrote: Am Mon, 29 Mar 2021 19:30:34 +0300 schrieb Andrei Borzenkov : On 29.03.2021 16:16, Claudius Heine wrote: Hi, I am currently investigating the possibility to use `btrfs-stream` files (generated by

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Claudius Heine
Hi Andrei, On 2021-03-29 18:30, Andrei Borzenkov wrote: On 29.03.2021 16:16, Claudius Heine wrote: Hi, I am currently investigating the possibility to use `btrfs-stream` files (generated by `btrfs send`) for deploying a image based update to systems (probably embedded ones). One of the issues

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Martin Raiber
On 29.03.2021 19:25 Henning Schild wrote: > Am Mon, 29 Mar 2021 19:30:34 +0300 > schrieb Andrei Borzenkov : > >> On 29.03.2021 16:16, Claudius Heine wrote: >>> Hi, >>> >>> I am currently investigating the possibility to use `btrfs-stream` >>> files (generated by `btrfs send`) for deploying a image

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Henning Schild
Am Mon, 29 Mar 2021 19:30:34 +0300 schrieb Andrei Borzenkov : > On 29.03.2021 16:16, Claudius Heine wrote: > > Hi, > > > > I am currently investigating the possibility to use `btrfs-stream` > > files (generated by `btrfs send`) for deploying a image based > > update to systems (probably embedded

Re: btrfs-send format that contains binary diffs

2021-03-29 Thread Andrei Borzenkov
On 29.03.2021 16:16, Claudius Heine wrote: > Hi, > > I am currently investigating the possibility to use `btrfs-stream` files > (generated by `btrfs send`) for deploying a image based update to > systems (probably embedded ones). > > One of the issues I encountered here is that btrfs-send does no

btrfs-send format that contains binary diffs

2021-03-29 Thread Claudius Heine
Hi, I am currently investigating the possibility to use `btrfs-stream` files (generated by `btrfs send`) for deploying a image based update to systems (probably embedded ones). One of the issues I encountered here is that btrfs-send does not use any diff algorithm on files that have changed