From: Hugo Mills <hugo@carfax.org.uk>
To: Shane Walton <shane.walton@indepth.com>
Cc: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: Re: Out of space and incorrect size reported
Date: Wed, 21 Mar 2018 21:56:15 +0000 [thread overview]
Message-ID: <20180321215615.GE17966@carfax.org.uk> (raw)
In-Reply-To: <4B67E3B8-BF96-43A5-9F0E-91B32496CE7E@indepth.com>
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On Wed, Mar 21, 2018 at 09:53:39PM +0000, Shane Walton wrote:
> > uname -a
> Linux rockstor 4.4.5-1.el7.elrepo.x86_64 #1 SMP Thu Mar 10 11:45:51 EST 2016 x86_64 x86_64 x86_64 GNU/Linux
>
> > btrfs —version
> btrfs-progs v4.4.1
>
> > btrfs fi df /mnt2/pool_homes
> Data, RAID1: total=240.00GiB, used=239.78GiB
> System, RAID1: total=8.00MiB, used=64.00KiB
> Metadata, RAID1: total=8.00GiB, used=5.90GiB
> GlobalReserve, single: total=512.00MiB, used=59.31MiB
>
> > btrfs filesystem show /mnt2/pool_homes
> Label: 'pool_homes' uuid: 0987930f-8c9c-49cc-985e-de6383863070
> Total devices 2 FS bytes used 245.75GiB
> devid 1 size 465.76GiB used 248.01GiB path /dev/sda
> devid 2 size 465.76GiB used 248.01GiB path /dev/sdb
>
> Why is the line above "Data, RAID1: total=240.00GiB, used=239.78GiB” almost full and limited to 240 GiB when there is I have 2x 500 GB HDD? This is all create/implemented with the Rockstor platform and it says the “share” should be 400 GB.
>
> What can I do to make this larger or closer to the full size of 465 GiB (minus the System and Metadata overhead)?
Most likely, you need to ugrade your kernel to get past the known
bug (fixed in about 4.6 or so, if I recall correctly), and then mount
with -o clear_cache to force the free space cache to be rebuilt.
Hugo.
--
Hugo Mills | Q: What goes, "Pieces of seven! Pieces of seven!"?
hugo@... carfax.org.uk | A: A parroty error.
http://carfax.org.uk/ |
PGP: E2AB1DE4 |
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next prev parent reply other threads:[~2018-03-21 21:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-21 21:53 Out of space and incorrect size reported Shane Walton
2018-03-21 21:56 ` Hugo Mills [this message]
2018-03-22 0:56 ` Shane Walton
2018-03-22 8:54 ` Duncan
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