[PVE-User] PBS and ZFS Pools Compression?

Fabian Grünbichler f.gruenbichler at proxmox.com
Fri Apr 9 08:54:01 CEST 2021

On April 8, 2021 8:06 pm, Dietmar Maurer wrote:
>> This is a good article on the subject:
>> https://klarasystems.com/articles/openzfs1-understanding-transparent-compression/
> Can't find where the explain it. ZFS magically detects if data is compressible?
> Please can someone give me a hint how they do that?

no. they compress, and if the result is over a certain threshold, they 
save the uncompressed data to avoid the decompress overhead for barely 
any/no gain.

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