[linux-lvm] lvm limitations

[Gionatan Danti]

Il 2020-08-30 19:33 Zdenek Kabelac ha scritto:
> For illustration  for 12.000 LVs you need ~4MiB just store Ascii
> metadata itself, and you need metadata space for keeping at least 2 of
> them.

Hi Zdenek, are you speaking of classical LVM metadata, right?

> Handling of operations like  'vgremove' with so many LVs requires
> signification amount of your CPU time.
> 
> Basically to stay within bounds - unless you have very good reasons
> you should probably stay in range of low thousands to keep lvm2 
> performing
> reasonably well.

What about thin vols? Can you suggest any practical limit with lvmthin?
Thanks.

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Danti Gionatan
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