Am 09.07.25 um 18:21 schrieb Alexandre Derumier:
> This patch series implement qcow2 external snapshot support for files && lvm 
> volumes
> 
> The current internal qcow2 snapshots have bad write performance because no 
> metadatas can be preallocated.
> 
> This is particulary visible on a shared filesystem like ocfs2 or gfs2.
> 
> Also other bugs are freeze/lock reported by users since years on snapshots 
> delete on nfs
> (The disk access seem to be frozen during all the delete duration)
> 
> This also open doors for remote snapshot export-import for storage 
> replication.
> 

Wolfgang now applied all patches and some follow-ups, we test this a bit
more internal, but if nothing grave comes up this should be included in
upcoming PVE 9 - great work!

btw. and mostly out of interest: What was the status for using qcow2 for
thin-provisioning idea again? I know there was some discussion, but could
not quickly find what the last status was.


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