[linux-lvm] metadata device too small
g.danti at assyoma.it
Mon Jan 13 15:25:10 UTC 2020
On 13/01/20 15:49, Zdenek Kabelac wrote:
> Well the size is 'almost' 16GiB - and when the size of thin-pools
> metadata is always maintained by lvm2 - it's OK - the size is
> internally 'clamped' correctly - the problem is when you use this size
> 'externally' - so you make 16GiB regular LV used for thin-repair - and
> then you swap-in such LV into thin-pool.
> So to make it clear - when you 'lvcreate' thin-pool with 16GiB of
> metadata - it will work - but then when you will try to fix such
> thin-pool - it will fail. So it's always better to create thin-pool
> with -L15.812G then using 16G.
Understood, thank you so much.
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