[PVE-User] PBS and ZFS Pools Compression?

Mikhail m at plus-plus.su
Thu Apr 8 17:19:27 CEST 2021


On 4/8/21 4:13 PM, Lindsay Mathieson wrote:
> On 8/04/2021 11:12 pm, Roland wrote:
>> i think it's counter productive, as you are wasting cpu for
>> compress/uncompress data, 
> 
> Yah, I thought so, thanks.
> 

I may be wrong, but AFAIK ZFS detects compressed data and thus it is not
doing double-compression in such cases, so I guess there's no harm here
(we also have lz4 enabled on datastore where Proxmox sends backups).
Also lz4 is cheap, so I doubt it has any significant impact on modern CPUs.

regards,



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