Re: ZFS dedup si compression

On Mon, Nov 14, 2016 at 11:53 AM, Valentin Cozma <[email protected]>
wrote:

> salut,
>
> credeti ca merita sa continui cu dedup si compression ?
>
>
Poti folosi compresia linistit, ca overhead-ul este foarte mic, insa dedup
doar daca ai suficienta memorie pe masina sa tina in memorie tabelele de
referinte.

Parerea mea e ca poti renunta la dedup.


>  zdb -b storage
>
> Traversing all blocks to verify nothing leaked ...
>
>         No leaks (block sum matches space maps exactly)
>
>         bp count:          595567
>         bp logical:    34523237376      avg:  57967
>         bp physical:   26776677888      avg:  44959     compression:
> 1.29
>         bp allocated:  28329140224      avg:  47566     compression:
> 1.22
>         bp deduped:    1905303552    ref>1:  48278   deduplication:   1
> .07
>         SPA allocated: 26423836672     used:  5.30%
>
>
> mersi !
>
>