From: Omar Sandoval <osandov@fb.com>
To: Donald Pearson <donaldwhpearson@gmail.com>,
Hugo Mills <hugo@carfax.org.uk>,
Hendrik Friedel <hendrik@friedels.name>,
Btrfs BTRFS <linux-btrfs@vger.kernel.org>
Subject: Re: size 2.73TiB used 240.97GiB after balance
Date: Mon, 6 Jul 2015 13:52:59 -0700 [thread overview]
Message-ID: <559AEAAB.4070401@fb.com> (raw)
In-Reply-To: <CAC=t97D7p96+x_QQyAwa7c_2-TN0LvrBQ0TX_6B-2-b882JMWQ@mail.gmail.com>
On 07/06/2015 01:01 PM, Donald Pearson wrote:
> Based on my experience Hugo's advice is critical, get the bad drive
> out of the pool when in raid56 and do not try to replace or delete it
> while it's still attached and recognized.
>
> If you add a new device, mount degraded and rebalance. If you don't,
> mount degraded then device delete missing.
>
Watch out, replacing a missing device in RAID 5/6 currently doesn't work
and will cause a kernel BUG(). See my patch series here:
http://www.spinics.net/lists/linux-btrfs/msg44874.html
--
Omar
next prev parent reply other threads:[~2015-07-06 20:53 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-06 19:20 size 2.73TiB used 240.97GiB after balance Hendrik Friedel
2015-07-06 19:44 ` Hendrik Friedel
2015-07-06 19:49 ` Hugo Mills
2015-07-06 20:01 ` Donald Pearson
2015-07-06 20:52 ` Omar Sandoval [this message]
2015-07-06 21:12 ` Hendrik Friedel
2015-07-06 21:49 ` Donald Pearson
[not found] <000f4242.05e425492a977c7b@friedels.name>
2015-07-06 22:59 ` Donald Pearson
2015-07-07 5:42 ` Hendrik Friedel
2015-07-07 13:14 ` Donald Pearson
2015-07-08 18:56 ` Hendrik Friedel
2015-07-08 19:06 ` Donald Pearson
2015-07-08 21:29 ` Hendrik Friedel
2015-07-08 22:16 ` Donald Pearson
2015-07-09 12:02 ` Austin S Hemmelgarn
2015-07-09 11:59 ` Austin S Hemmelgarn
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