[linux-lvm] Failed merge, still running?
raubvogel at gmail.com
Wed Jan 22 13:56:55 UTC 2020
On Wed, Jan 22, 2020 at 8:50 AM Stuart D. Gathman <stuart at gathman.org> wrote:
> On Wed, 22 Jan 2020, Mauricio Tavares wrote:
> > lvconvert --merge vmhost_vg0/desktop_snap_20200121
> > and instead of seeing the usual percentage of how far it has
> > completed, I got nothing. lvs -a -o +devices shows
> > LV VG Attr LSize Pool Origin
> > Data% Meta% Move Log Cpy%Sync Convert Devices
> > desktop vmhost_vg0 Owi-a-s--- 20.00g
> > /dev/sdb3(14848)
> > [desktop_snap_20200121] vmhost_vg0 Swi-a-s--- 10.00g desktop 100.00
> While not a guru, I think I can tell you the issue. It looks like
> the snapshot was full (says 100.00). The snapshot is unusable at
> that point. Maybe it wasn't before you started the merge, and the
> merge sets it to 100.00 when it starts, I haven't noticed.
> > Before I blow that lv up, what else should I be checking?
> What was the snapshot percent used before you started the merge?
Based on the 3 times I tried to do the patching (unsuccessfully)
and then rewind and try again, I would say under 30%. I had shut guest
down, created snapshot, boot it up, and then let it try to download
some 2G worth of patches. I do not know why it is showing 100% above.
> Stuart D. Gathman <stuart at gathman.org>
> "Confutatis maledictis, flammis acribus addictis" - background song for
> a Microsoft sponsored "Where do you want to go from here?" commercial.
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
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