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From: Remi Gauvin <remi@georgianit.com>
To: "André Malm" <admin@sheepa.org>, linux-btrfs@vger.kernel.org
Subject: Re: Btrfs send with parent different size depending on source of files.
Date: Fri, 15 Feb 2019 14:29:51 -0500	[thread overview]
Message-ID: <681b0522-12ba-9da8-a143-019711e68260@georgianit.com> (raw)
In-Reply-To: <b1c31d98-baaa-85c7-1101-65350e1b4f45@sheepa.org>


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On 2019-02-14 6:37 a.m., André Malm wrote:

> 
> 
> The 'out' file is 34M, which is the full size.
> 
> What causes this?
> 

Just to narrow it down, the fault is the contents of the server.jar
file, not how it was created.

If I upload a urandom server.jar file to my own website, then download
it with wget as described, btrfs send creates a properly small diff

However, if I upload the actual server.jar file to the same URL, then
repeat the process, I again get a 34MB out

How often does this happen?  Did you just happen to stumble on the one
file in the Universe that does this with server.jar?  Or was there are a
wider context?


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  parent reply	other threads:[~2019-02-15 19:29 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-14 11:37 Btrfs send with parent different size depending on source of files André Malm
2019-02-14 22:37 ` Chris Murphy
2019-02-15  4:00   ` Remi Gauvin
2019-02-15 18:38     ` Chris Murphy
2019-02-15 18:56       ` Remi Gauvin
2019-02-16 20:10         ` Andrei Borzenkov
2019-02-15 17:45   ` Andrei Borzenkov
2019-02-15 19:11     ` Chris Murphy
2019-02-16 20:26       ` Andrei Borzenkov
2019-02-16 20:32         ` Andrei Borzenkov
2019-02-18 18:00         ` Chris Murphy
2019-02-15 19:29 ` Remi Gauvin [this message]
2019-02-15 19:41   ` Remi Gauvin
2019-02-16 20:08 ` Andrei Borzenkov
2019-02-17  3:11   ` Remi Gauvin
2019-02-18 13:05     ` André Malm
2019-02-18 18:06       ` Chris Murphy
2019-02-18 19:58         ` André Malm
2019-02-18 20:59           ` Graham Cobb
2019-02-18 21:22           ` Chris Murphy
2019-02-18 21:36             ` André Malm
2019-02-18 22:28               ` Chris Murphy
2019-02-18 22:58                 ` André Malm
2019-02-18 23:49                   ` Chris Murphy
2019-02-18 23:58                     ` André Malm
2019-02-19  0:16                       ` Chris Murphy
2019-02-19  0:17                         ` Chris Murphy
2019-02-19  0:28                         ` André Malm
2019-02-19  3:54                           ` Chris Murphy
2019-02-19 12:05                             ` André Malm

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