Gentoo Archives: gentoo-user

From: Neil Bothwick <neil@××××××××××.uk>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] LVM and LABELS in fstab
Date: Wed, 23 Nov 2011 21:18:53
Message-Id: 20111123211729.62c264cd@digimed.co.uk
In Reply to: Re: [gentoo-user] LVM and LABELS in fstab by Dale
1 On Wed, 23 Nov 2011 13:07:55 -0600, Dale wrote:
2
3 > I think we have a problem:
4 >
5 > root@fireball / # pvmove -v /dev/sdb1
6 > Finding volume group "data"
7 > Archiving volume group "data" metadata (seqno 4).
8 > Creating logical volume pvmove0
9 > Moving 59604 extents of logical volume data/data1
10 > Insufficient free space: 59604 extents needed, but only 118 available
11 > Unable to allocate mirror extents for pvmove0.
12 > Failed to convert pvmove LV to mirrored
13 > root@fireball / # pvdisplay
14 > --- Physical volume ---
15 > PV Name /dev/sdb1
16 > VG Name data
17 > PV Size 232.83 GiB / not usable 2.55 MiB
18 > Allocatable yes (but full)
19 > PE Size 4.00 MiB
20 > Total PE 59604
21 > Free PE 0
22 > Allocated PE 59604
23 > PV UUID Nxvrjn-BuaK-RGsF-F32S-0EaI-W4xe-H6Lnjl
24 >
25 > --- Physical volume ---
26 > PV Name /dev/sdc1
27 > VG Name data
28 > PV Size 698.64 GiB / not usable 4.84 MiB
29 > Allocatable yes
30 > PE Size 4.00 MiB
31 > Total PE 178850
32 > Free PE 118
33 > Allocated PE 178732
34 > PV UUID NF6I4G-L1L5-0VDE-HyUc-ESH3-CfV3-eUo676
35
36 You need to move 59604 extents but you only have 116 free on the
37 destination.
38
39 > root@fireball / # df
40 > Filesystem 1K-blocks Used Available Use% Mounted on
41 > /dev/mapper/data-data1
42 > 960906608 275263224 636841120 31% /data
43
44 > So, I got space left on sdc but it won't move the data off sdb. Did
45 > this run off into the ditch? :/
46
47 You have space in the filesystem, but the volume containing that
48 filesystem is too large to move. You must first reduce the filesystem
49 size, with resize2fs or whatever suits your fs, then shrink the LV with
50 lvresize. That will free up enough extents to be able to fit them all on
51 one disk.
52
53 Look at the output from lvs to see what is taking up all the space.
54
55
56 --
57 Neil Bothwick
58
59 Men who have playful kittens shouldn't sleep in the nude.

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Replies

Subject Author
Re: [gentoo-user] LVM and LABELS in fstab Dale <rdalek1967@×××××.com>