Can you give us the info that you used to build the test pools? 

--
Jason Belec
Sent from my iPad

> On Mar 8, 2014, at 8:28 PM, ylluminate <yllumin...@gmail.com> wrote:
> 
> Hi folks, thought it was time to try maczfs again.  I am shifting over from 
> ZEVO due to GreenByte's fubar of the project.  Seems like the shift over to 
> OpenZFS is worthwhile and I'm satisfied to see some positive results.  
> 
> One thing that has bothered me so far is the marked differential in speed.  
> Running AJA System Test I am seeing on ZEVO with lzjb compression rates such 
> as the following:
>          File Size Sweep
>   MB     MB/sec
>              Read      Write
> 128.0      1828.7      917.7
> 256.0      2291.3      545.3
> 512.0      1902.6      272.7
> 1024.0      1965.6      350.4
> 2048.0      1877.9      305.7
> 4096.0      1898.1      323.9
> 8192.0      1864.9      355.6
> 16384.0      1749.5      312.8
> 
> Whereas with maczfs as installed via: 
> http://zerobsd.tumblr.com/post/62586498252/os-x-with-zfs
> 
> I am seeing:
>          File Size Sweep
>                  MB     MB/sec
>              Read      Write
> 128.0      390.7      82.3
> 256.0      285.5      93.9
> 512.0      290.2      84.1
> 1024.0      275.5      88.2
> 2048.0      272.7      87.5
> 4096.0      268.7      88.6
> 8192.0      281.3      88.3
> 16384.0      273.2      85.2
> 
> With LZJB on maczfs I am seeing about 10-30% slower rates.
> 
> Any thoughts on why we would be seeing such a remarkable difference at this 
> point?
> 
> 
> -ylluminate
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