[linux-lvm] Snapshot behavior on classic LVM vs ThinLVM

[Stuart Gathman]

On 04/26/2017 12:37 PM, Gionatan Danti wrote:
>
> Anyway, I think (and maybe I am wrong...) that the better solution is
> to fail *all* writes to a full pool, even the ones directed to
> allocated space. This will effectively "freeze" the pool and avoid any
> long-standing inconsistencies. 
Or slightly better: fail *all* writes to a full pool after the *first*
write to an unallocated area.  That way, operation can continue a little
longer without risking inconsistency so long as all writes are to
allocated areas.