From: Chris Ball <cjb@laptop.org>
To: Josef Bacik <josef@redhat.com>
Cc: Grady Neely <grady.neely@adtran.com>, linux-btrfs@vger.kernel.org
Subject: Re: Raid1 with 3 drives
Date: Fri, 05 Mar 2010 14:58:32 -0500 [thread overview]
Message-ID: <m3iq9av8uv.fsf@pullcord.laptop.org> (raw)
In-Reply-To: <20100305194047.GA15771@localhost.localdomain> (Josef Bacik's message of "Fri, 5 Mar 2010 14:40:47 -0500")
Hi,
> DF with btrfs is a loaded question. In the RAID1 case you are
> going to show 3TB of free space, but everytime you use some space
> you are going to show 3 times the amount used (I think thats
> right). There are some patches forthcoming to make the reporting
> for RAID stuff make more sense, but for the time being just
> ignore df.
Added to:
http://btrfs.wiki.kernel.org/index.php/FAQ#Why_does_df_show_incorrect_free_space_for_my_RAID_volume.3F
since we're often seeing this question on the list and IRC.
- Chris.
--
Chris Ball <cjb@laptop.org>
One Laptop Per Child
next prev parent reply other threads:[~2010-03-05 19:58 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-05 19:28 Raid1 with 3 drives Grady Neely
2010-03-05 19:40 ` Josef Bacik
2010-03-05 19:58 ` Chris Ball [this message]
2010-03-05 20:29 ` Grady Neely
2010-03-05 20:31 ` Josef Bacik
2010-03-05 21:49 ` Bart Noordervliet
2010-03-05 22:13 ` Mike Fedyk
2010-03-05 22:27 ` Hubert Kario
2010-03-06 1:02 ` Ravi Pinjala
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