From: Douglas Paul <doug@bogon.ca>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Got only half the space of RAID10 LV with 4 PVs (similar to RAID1 cause LV shows it has 4 'Mirrored volumes')
Date: Thu, 19 Jul 2018 07:33:18 -0400 [thread overview]
Message-ID: <20180719113318.GG12563@bogon.ca> (raw)
In-Reply-To: <80dbc3e4-3f7e-ba5d-7f0b-00b809098538@gmail.com>
[ Reposting to list for completeness --- the servers seem sick and are
delaying posts by up to 16h ! ]
On Wed, Jul 18, 2018 at 10:41:14PM +0800, runappz wrote:
> Thank you for clarifying it sir. Then� for `-l 8` I expect all
> `lvolX_rimage_N`s has 4 extents rather than 8:
>
> ����� --- Segments ---
> ����� Logical extents 0 to 7:
> ������� Type������� raid10
> ������� Monitoring������� monitored
> ������� Raid Data LV 0
> ��������� Logical volume��� lvol5_rimage_0
> ��������� Logical extents��� 0 to 7
> ������� Raid Data LV 1
> ��������� Logical volume��� lvol5_rimage_1
> ��������� Logical extents��� 0 to 7
> ����� ...
I believe that those are the logical extents that are involved in those
stripes. All of the logical extents will store some data in each of the
slices.
Try "lvs -a" to see the actual space on disk used by each of the segments.
--
Douglas Paul
next prev parent reply other threads:[~2018-07-19 11:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-18 13:25 [linux-lvm] Got only half the space of RAID10 LV with 4 PVs (similar to RAID1 cause LV shows it has 4 'Mirrored volumes') runappz
2018-07-18 14:15 ` Douglas Paul
2018-07-18 14:41 ` runappz
2018-07-19 11:33 ` Douglas Paul [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-07-17 18:35 Ben Ma
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