If your upgrading....

Try something like this
 zpool create -f -O compression=lz4 -O casesensitivity=insensitive -O 
normalization=formD -O atime=off -o ashift=12 deathstar raidz disk1 disk2 disk3 

Do a test on speed. And let us know if you see improvement. 

Sent from my iPhone 5S

> On May 20, 2014, at 5:31 PM, James Hoyt <djnati...@gmail.com> wrote:
> Oh yeah I'm sorry. I meant I'd upgrade to the latest dev version of MacZFS ^^
> I think I'm confused between zfs create vs zpool create. If you want
> to point me to any links, I'll read them up along with what exactly
> Normalization is.
> Thanks,
> James
>> On Tue, May 20, 2014 at 4:21 PM, Bjoern Kahl <googlelo...@bjoern-kahl.de> 
>> wrote:
>> Hash: SHA1
>> Hi James,
>> Am 20.05.14 21:32, schrieb James Hoyt:
>>> So it sounds like I need to recreate my zpool ...
>>> "Logical Block Size" = 512 "Physical Block Size" = 4096
>>> So I should use the following command on my next zpool to help
>>> finder performance and make it compatible for 4k drives?
>>> zfs create -o normalization=formD atime=off murr ashift=12 (let me
>>> know if I have any errors in this)
>> Almost.
>> As said in my other mail an hour ago, "normalization" doesn't exist in
>> the stable MacZFS version.  Also each option needs its own "-o" and
>> ashift is a pool option, not a file system option.
>> You do "zpool create -o ashift=12 -O atime=off murr _devices_ ..."
>> Note the capital "-O" and the small letter "-o".
>> And for subsequent file systems (datasets in ZFS language) you use
>>  "zfs create -o atime=off _pool_name/fs_name_"
>> If you used the development version, then you would add a
>> "-O normalization=formD" in the zpool command and a
>> "-o normalization=formD" in the zfs command.
>> Best regards
>>    Björn
>>> As for the slowness in a VM, Mac file sharing would affect it
>>> because Windows 8 accesses the drives with Fusion by mounting
>>> \\jamess-imac\Volumes\murr as the Z drive so it technically is a
>>> file share if that's what you mean. But it could also be because
>>> the slowness of not using a 4k compatible zpool is compounded with
>>> a virtual machine. (Could someone updated the getting started guide
>>> to have you create a 4k zpool by default?)
>>> Thanks for the advice on Songbird! I may try it if it can organize
>>> via masks and support custom ID3 fields. I saw it's discontinued
>>> though but it's still on SourceForge.
>>> I'm at work so can't give a better reply but I have a lot more to
>>> look into and read now =)
>>> - James
>>> On Tue, May 20, 2014 at 2:07 PM, 'Busty' via zfs-macos
>>> <zfs-macos@googlegroups.com> wrote:
>>>> James,
>>>> I use my 15TB pool mainly for flac files too, so I thought I'd
>>>> throw in my two cents (even if some is not zfs related):
>>>> regarding iTunes recognizing flac: There is a quicktime component
>>>> that will enable flac in quicktime, iirc it also works in itunes,
>>>> at least you can get it too. But it will not play gapless, there
>>>> is an amount of silence between songs.
>>>> Another thing is called "TwistedFlac", which in a folder you can
>>>> specify shows all flac files as wave files. These can be imported
>>>> into iTunes, the downside is that the tags are not recognized.
>>>> Just in case that helps with your library. I use songbird, which
>>>> can about anything you want, but is not as stable as iTunes.
>>>> Regarding your files showing up very slow, I experience that when
>>>> I access my files on the pool from a remote machine which has to
>>>> do with AFP (Apple filesharing protocol), so I have set up a NFS
>>>> share. But you don'T writ eabout accessing the files from a a
>>>> remote machine, so this should not be your issue.
>>>> I kinda went the way you did. I had no knowledge of zfs but
>>>> really wanted the features for data safety. That was roughly 3-4
>>>> years ago. As I set up my pool (and my backup, by the way), I
>>>> came across all kinds of problems (drives vanishing, kernel
>>>> panics, slow file browsing, scripts to automate backups and
>>>> scrubs, you name it) which had to be solved, so I had a lot of
>>>> reading and googling to do. I kinda was fooled by the MacZFS
>>>> tutorial into thinking that this will be completely easy like
>>>> you describe.
>>>> These guys, in the front row Jason and Alex Blewitt and Bjoern
>>>> helped me a lot to get on the way (so thanks again guys)
>>>> Sebastian
>>>>> On 20.05.14 20:28, James Hoyt wrote:
>>>>> Hi Bjorn thanks for your reply and thanks for your help Jason
>>>>> in all this. I've actually been in the IT industry for 12
>>>>> years, A+ certified, and currently pursuing my CCNA and MCSA so
>>>>> a technical setup didn't intimidate me. (granted servers are a
>>>>> new beast to me) I came across Mac ZFS while researching RAID
>>>>> options. As I'm getting new music in wav/flac daily from a
>>>>> number of sources, a manual backup system really wouldn't work
>>>>> for me as it's too hard to keep up. I tried once with a blu-ray
>>>>> writer and it was a nightmare.. plus I'm regularly categorizing
>>>>> music with MediaMonkey (why I have a virtual machine because
>>>>> it's Windows only... oh why won't iTunes support FLAC
>>>>> natively!) so all the tracks are updated now and then. So I
>>>>> thought an offsite backup that's updated every few months along
>>>>> with a four-drive RAID setup with one drive for redundancy
>>>>> would be all that I would need.
>>>>> MacZFS.org is well put together and the tutorials isn't
>>>>> intimidating at all. Run a few terminal commands? I can do
>>>>> that. The depth of ZFS wasn't really covered nor did it really
>>>>> state that more research is needed (like if I need 4k setup..
>>>>> or whatever that is D:  ) So it's rather frustrating to just
>>>>> find out I moved all my data off my individual 2/1.5 TB drives
>>>>> to find out I did it wrong when I was careful, very careful, to
>>>>> follow the Getting Started guide and FAQ precisely.
>>>>> Bleh D:
>>>>> Jason, I apologize for coming out rough. I felt like I was
>>>>> being treated like a lazy moron, which I'm not. I've researched
>>>>> a variety of RAID solutions quite a bit and thought I was all
>>>>> setup for ZFS and just had to change some configurations to
>>>>> speed it up. I'm sure you weren't born with this knowledge and
>>>>> needed the help of others to guide you in the right direction.
>>>>> I was googling things like "slow zpool ZFS" and other similar
>>>>> terms but just couldn't find anything concrete (because my
>>>>> problem isn't concrete).
>>>>> I tried searching if my drives are 4k with no luck. I saw an
>>>>> article back from 2010 stating hard drives were planning to all
>>>>> be 4k in 2011... this leads me to believe that they are 4k
>>>>> since I purchased them new last year. Crap D: Is there a for
>>>>> sure way I can see if they are 4k? Could this be my performance
>>>>> issue or is it just because my directories have large amounts
>>>>> of folders/files in them?
>>>>> Again, sorry if I came out rude. This is all new technology to
>>>>> me and I'm doing my best to become familiar with it.
>> - --
>> |     Bjoern Kahl   +++   Siegburg   +++    Germany     |
>> | "googlelogin@-my-domain-"   +++   www.bjoern-kahl.de  |
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