From: Andrei Borzenkov <arvidjaar@gmail.com>
To: linux-btrfs@vger.kernel.org
Subject: Re: netapp-alike snapshots?
Date: Sat, 9 Sep 2017 22:43:16 +0300 [thread overview]
Message-ID: <14c87878-a5a0-d7d3-4a76-c55812e751a3@gmail.com> (raw)
In-Reply-To: <20170909134426.GB20299@rus.uni-stuttgart.de>
09.09.2017 16:44, Ulli Horlacher пишет:
>
> Your tool does not create .snapshot subdirectories in EVERY directory like
Neither does NetApp. Those "directories" are magic handles that do not
really exist.
> Netapp does.
> Example:
>
> framstag@fex:~: cd ~/Mail/.snapshot/
> framstag@fex:~/Mail/.snapshot: l
> lR-X - 2017-09-09 09:55 2017-09-09_0000.daily -> /local/home/.snapshot/2017-09-09_0000.daily/framstag/Mail
Apart from obvious problem with recursive directory traversal (NetApp
.snapshot are not visible with normal directory list) those will also be
captured in snapshots and cannot be removed. NetApp snapshots themselves
do not expose .snapshot "directories".
> lR-X - 2017-09-09 14:00 2017-09-09_1400.hourly -> /local/home/.snapshot/2017-09-09_1400.hourly/framstag/Mail
> lR-X - 2017-09-09 15:00 2017-09-09_1500.hourly -> /local/home/.snapshot/2017-09-09_1500.hourly/framstag/Mail
> lR-X - 2017-09-09 15:18 2017-09-09_1518.single -> /local/home/.snapshot/2017-09-09_1518.single/framstag/Mail
> lR-X - 2017-09-09 15:20 2017-09-09_1520.single -> /local/home/.snapshot/2017-09-09_1520.single/framstag/Mail
> lR-X - 2017-09-09 15:22 2017-09-09_1522.single -> /local/home/.snapshot/2017-09-09_1522.single/framstag/Mail
>
> My users (and I) need snapshots in this way.
>
>
next prev parent reply other threads:[~2017-09-09 19:43 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-22 13:22 netapp-alike snapshots? Ulli Horlacher
2017-08-22 13:44 ` Peter Becker
2017-08-22 14:24 ` Ulli Horlacher
2017-08-22 16:08 ` Peter Becker
2017-08-22 16:48 ` Ulli Horlacher
2017-08-22 16:45 ` Roman Mamedov
2017-08-22 16:57 ` Ulli Horlacher
2017-08-22 17:19 ` A L
2017-08-22 18:01 ` Ulli Horlacher
2017-08-22 18:36 ` Peter Grandi
2017-08-22 20:48 ` Ulli Horlacher
2017-08-23 7:18 ` number of subvolumes Ulli Horlacher
2017-08-23 8:37 ` A L
2017-08-23 16:48 ` Ferry Toth
2017-08-24 17:45 ` Peter Grandi
2017-08-31 6:49 ` Ulli Horlacher
2017-08-31 11:18 ` Austin S. Hemmelgarn
2017-08-31 14:38 ` Michał Sokołowski
2017-08-31 16:18 ` Duncan
2017-09-01 10:21 ` ein
2017-09-01 11:47 ` Austin S. Hemmelgarn
2017-08-24 19:40 ` Marat Khalili
2017-08-24 21:56 ` Ferry Toth
2017-08-25 5:54 ` Chris Murphy
2017-08-25 11:45 ` Austin S. Hemmelgarn
2017-08-25 12:55 ` Ferry Toth
2017-08-25 19:18 ` Austin S. Hemmelgarn
2017-08-23 12:11 ` Peter Grandi
2017-08-22 21:53 ` user snapshots Ulli Horlacher
2017-08-23 6:28 ` Dmitrii Tcvetkov
2017-08-23 7:16 ` Dmitrii Tcvetkov
2017-08-23 7:20 ` Ulli Horlacher
2017-08-23 11:42 ` Peter Grandi
2017-08-23 21:13 ` Ulli Horlacher
2017-08-25 11:28 ` Austin S. Hemmelgarn
2017-08-22 17:36 ` netapp-alike snapshots? Roman Mamedov
2017-08-22 18:10 ` Ulli Horlacher
2017-09-09 13:26 ` Ulli Horlacher
2017-09-09 13:36 ` Marc MERLIN
2017-09-09 13:44 ` Ulli Horlacher
2017-09-09 19:43 ` Andrei Borzenkov [this message]
2017-09-09 19:52 ` Ulli Horlacher
2017-09-10 7:10 ` A L
2017-09-10 14:54 ` Marc MERLIN
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