Try when you are in that shell
vgchange -ay system
You may have to chzdev -e first
On Tue, Apr 21, 2020 at 9:21 AM Will, Chris <[email protected]> wrote:
> This has now happened on two SLES 12 SP4 that have had any of the LVM root
> file system (/var /tmp, etc) expanded (lvextend). Here is the error
> message.
> sles12osdev2:~ # lvextend -L +2G /dev/mapper/system--vg-opt--lv
> scan_dev_close /dev/dasda2 no DEV_IN_BCACHE set
> scan_dev_close /dev/dasdc1 no DEV_IN_BCACHE set
> Size of logical volume system-vg/opt-lv changed from 4.00 GiB (1024
> extents) to 6.00 GiB (1536 extents).
> Logical volume system-vg/opt-lv successfully resized.
> close /dev/dasdc1 errno 9
> sles12osdev2:~ # xfs_growfs /opt
> meta-data=/dev/mapper/system--vg-opt--lv isize=512 agcount=4,
> agsize=262144 blks
> = sectsz=4096 attr=2, projid32bit=1
> = crc=1 finobt=0 spinodes=0 rmapbt=0
> = reflink=0
> data = bsize=4096 blocks=1048576, imaxpct=25
> = sunit=0 swidth=0 blks
> naming =version 2 bsize=4096 ascii-ci=0 ftype=1
> log =internal bsize=4096 blocks=2560, version=2
> = sectsz=4096 sunit=1 blks, lazy-count=1
> realtime =none extsz=4096 blocks=0, rtextents=0
> data blocks changed from 1048576 to 1572864ere are the error messages
>
> In this case I was able to get into the Dracut emergency console, I was
> able to chroot and it seemed to fix whatever was wrong by running a lvscan.
>
>
> I exited the Dracut shell and it went to a disabled wait. Brought it up in
> emergency mode, set up chroot and got the following. The lvscan seemed to
> repair the system-vg metadata. Now the system will boot.
>
> nbxdv0392:/ # mount -a
> Failed to connect to bus: No such file or directory
> mount.nfs: rpc.statd is not running but is required for remote locking.
> mount.nfs: Either use '-o nolock' to keep locks local, or start statd.
>
> nbxdv0392:/ # pvs
> WARNING: Failed to connect to lvmetad. Falling back to device scanning.
> Not repairing metadata for VG system-vg.
> Recovery of volume group "system-vg" failed.
> Cannot process volume group system-vg
> nbxdv0392:/ # lvscan <<this fixed it
> WARNING: Failed to connect to lvmetad. Falling back to device scanning.
> WARNING: Inconsistent metadata found for VG system-vg - updating to use
> version 8 n 8
> ACTIVE '/dev/system-vg/home-lv' [4.00 GiB] inherit
> ACTIVE '/dev/system-vg/opt-lv' [4.00 GiB] inherit
> ACTIVE '/dev/system-vg/tmp-lv' [6.00 GiB] inherit
> ACTIVE '/dev/system-vg/usr-lv' [4.00 GiB] inherit
> ACTIVE '/dev/system-vg/var-lv' [4.00 GiB] inherit
> nbxdv0392:/ # vgscan
> WARNING: Failed to connect to lvmetad. Falling back to device scanning.
> Reading all physical volumes. This may take a while...
> Found volume group "system-vg" using metadata type lvm2
> nbxdv0392:/ # pvs
> WARNING: Failed to connect to lvmetad. Falling back to device scanning.
> PV VG Fmt Attr PSize PFree
> /dev/dasda2 system-vg lvm2 a-- 18.49g 504.00m
> /dev/dasdb1 system-vg lvm2 a-- 22.49g 18.49g
>
> Has anyone run into something like this? I would like to fix this
> proactively and not wait until the server dies and I have to go into
> emergency mode. This could be an issue with all our servers.
>
> Chris
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--
Marcy
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