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From: Marc MERLIN <marc@merlins.org>
To: Duncan <1i5t5.duncan@cox.net>,
	Nazar Mokrynskyi <nazar@mokrynskyi.com>,
	Alexander Fougner <fougner89@gmail.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: Major HDD performance degradation on btrfs receive
Date: Tue, 23 Feb 2016 09:34:44 -0800	[thread overview]
Message-ID: <20160223173444.GJ22487@merlins.org> (raw)
In-Reply-To: <20160223172635.GI22487@merlins.org>

On Tue, Feb 23, 2016 at 09:26:35AM -0800, Marc MERLIN wrote:
> Label: 'dshelf2'  uuid: d4a51178-c1e6-4219-95ab-5c5864695bfd
>         Total devices 1 FS bytes used 4.25TiB
>         devid    1 size 7.28TiB used 4.44TiB path /dev/mapper/dshelf2
> 
> btrfs fi df /mnt/btrfs_pool2/
> Data, single: total=4.29TiB, used=4.18TiB
> System, DUP: total=64.00MiB, used=512.00KiB
> Metadata, DUP: total=77.50GiB, used=73.31GiB
> GlobalReserve, single: total=512.00MiB, used=31.22MiB
> 
> Currently, it's btrfs on top of dmcrpyt on top of swraid5

Sorry, I forgot to give the mount options:
/dev/mapper/dshelf2 on /mnt/dshelf2/backup type btrfs (rw,noatime,compress=lzo,space_cache,skip_balance,subvolid=257,subvol=/backup)

Marc
-- 
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
                                      .... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/                         | PGP 1024R/763BE901

  reply	other threads:[~2016-02-23 17:35 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-22 19:58 Major HDD performance degradation on btrfs receive Nazar Mokrynskyi
2016-02-22 23:30 ` Duncan
2016-02-23 17:26   ` Marc MERLIN
2016-02-23 17:34     ` Marc MERLIN [this message]
2016-02-23 18:01       ` Lionel Bouton
2016-02-23 18:30         ` Marc MERLIN
2016-02-23 20:35           ` Lionel Bouton
2016-02-24 10:01     ` Patrik Lundquist
2016-02-23 16:55 ` Nazar Mokrynskyi
2016-02-23 17:05   ` Alexander Fougner
2016-02-23 17:18     ` Nazar Mokrynskyi
2016-02-23 17:29       ` Alexander Fougner
2016-02-23 17:34         ` Nazar Mokrynskyi
2016-02-23 18:09           ` Austin S. Hemmelgarn
2016-02-23 17:44 ` Nazar Mokrynskyi
2016-02-24 22:32   ` Henk Slager
2016-02-24 22:46     ` Nazar Mokrynskyi
     [not found]     ` <ce805cd7-422c-ab6a-fbf8-18a304aa640d@mokrynskyi.com>
2016-02-25  1:04       ` Henk Slager
2016-03-15  0:47         ` Nazar Mokrynskyi
2016-03-15 23:11           ` Henk Slager
2016-03-16  3:37             ` Nazar Mokrynskyi
2016-03-16  4:18               ` Chris Murphy
2016-03-16  4:23                 ` Nazar Mokrynskyi
2016-03-16  6:51                   ` Chris Murphy
2016-03-16 11:53                     ` Austin S. Hemmelgarn
2016-03-16 20:58                       ` Chris Murphy
2016-03-16  4:22               ` Chris Murphy
2016-03-17  7:00               ` Duncan
2016-03-18 14:22                 ` Nazar Mokrynskyi
2016-05-27  1:57                   ` Nazar Mokrynskyi
  -- strict thread matches above, loose matches on Subject: below --
2016-02-22 19:39 Nazar Mokrynskyi
2016-02-16  4:44 Nazar Mokrynskyi
2016-02-16  9:10 ` Duncan
2016-02-18 18:19 ` Henk Slager

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