From: "Niccolò Belli" <darkbasic@linuxsystems.it>
To: Paul Jones <paul@pauljones.id.au>
Cc: linux-btrfs@vger.kernel.org
Subject: RE: Is it really possible to dedupe read-only snapshots!?
Date: Mon, 02 Oct 2017 13:26:22 +0200 [thread overview]
Message-ID: <6fca958654a4c2ba57f83bbda83ee0a4@linuxsystems.it> (raw)
In-Reply-To: <MEXPR01MB216878C061CDA1682E356D4A9E7D0@MEXPR01MB2168.ausprd01.prod.outlook.com>
Il 2017-10-02 13:14 Paul Jones ha scritto:
> I use bees for deduplication and it will quite happily dedupe
> read-only snapshots.
AFAIK no, it isn't possible. Source:
https://www.spinics.net/lists/linux-btrfs/msg60385.html
"It should be possible to deduplicate a read-only file to a read-write
one, but that's probably not worth the effort in many real-world use
cases."
> You could always change them to RW while dedupe
> is running then change back to RO.
AFAIK it will break send/receive, can someone confirm?
Niccolò
next prev parent reply other threads:[~2017-10-02 11:26 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-02 10:02 Why do full balance and deduplication reduce available free space? Niccolò Belli
2017-10-02 10:16 ` Hans van Kranenburg
2017-10-02 10:29 ` Niccolò Belli
2017-10-02 11:14 ` Paul Jones
2017-10-02 11:26 ` Niccolò Belli [this message]
2017-10-02 14:15 ` Niccolò Belli
2017-10-02 19:35 ` Kai Krakow
2017-10-02 20:19 ` Niccolò Belli
2017-10-09 17:38 ` Kai Krakow
2017-10-02 20:27 ` Goffredo Baroncelli
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