tenscomplement

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Chris Ridd

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Mar 14, 2011, 9:14:18 AM3/14/11
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Does anyone know what <http://info.tenscomplement.com/> is shipping, or who is involved with it?

They claim to have "our version of ZFS for Mac OS X".

Chris

sammy ominsky

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Mar 14, 2011, 10:01:47 AM3/14/11
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On 14/03/2011, at 09:14, Chris Ridd wrote:

> Does anyone know what <http://info.tenscomplement.com/> is shipping, or who is involved with it?
> They claim to have "our version of ZFS for Mac OS X".


Don Brady, former Apple Sr Software Engineer is the guy doing this, and he seems to be doing it right.

From his twitter (http://twitter.com/#!/tenscomplement):

$ uname -prs
Darwin 10.6.0 i386
$ zpool upgrade
This system is currently running ZFS pool version 28.


I do suspect his final product will have a price tag, so we shouldn't assume it will obviate the work done here. I am sort of drooling over it, though ;)

--sambo

Jason Belec

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Mar 14, 2011, 11:27:05 AM3/14/11
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Yeah, but its kinda cool news. Just signed up for the beta test to compare with MacZFS, FreeBSD systems.

--

Jason Belec

“These aren't the droids we're looking for.” ~ Storm Trooper








Chris Ridd

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Mar 14, 2011, 11:29:39 AM3/14/11
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He's thanked the FreeBSD folks, so I reckon he's taken their code and re-ported the Apple-specific changes onto that.

Chris

sammy ominsky

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Mar 14, 2011, 11:40:34 AM3/14/11
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On 14/03/2011, at 11:27, Jason Belec wrote:

> Yeah, but its kinda cool news. Just signed up for the beta test to compare with MacZFS, FreeBSD systems.

As did I :)

--sambo

Alex Blewitt

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Mar 15, 2011, 5:28:12 AM3/15/11
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On 14 Mar 2011, at 14:01, sammy ominsky wrote:

Don reached out to me a while ago to say hi, and that he was thinking of providing a commercially supported version of ZFS on OSX. I didn't hear anything since other than this thread, though :)

Clearly since he was heavily involved in ZFS on OSX before and that it seems to be a full-time venture means that there's no way we (as a community) can keep up with his progress, not the least of which is he knows where all the gotchas are, as well as the subtleties that aren't documented behind the OSX filesystem layer.

What its existence means for this project or not is unclear to me. There are some who will want to pay for a supported version (which this project doesn't offer) and there are some who will want to obtain it for free but not necessarily see the source. If there's a free home user edition as well as a commercially supported variant I suspect this project will be dead in the water.

Alex

X Bytor

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Mar 15, 2011, 7:06:29 AM3/15/11
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On Tue, Mar 15, 2011 at 4:28 AM, Alex Blewitt <alex.b...@gmail.com> wrote:
What its existence means for this project or not is unclear to me. There are some who will want to pay for a supported version (which this project doesn't offer) and there are some who will want to obtain it for free but not necessarily see the source. If there's a free home user edition as well as a commercially supported variant I suspect this project will be dead in the water.


While I want a stable and supported version of ZFS-OSX, I also want it to be open source.  You (Alex) and others are the only reason I am still on zfs on OSX.  I won't buy (into) a commercial version unless it's under a decent (aka bsd-style) open source license. I know that open source doesn't always mean 'free$$$'. People pay me to write free software so I don't mind doing so here. If Oracle and Apple aren't going to provide support for zfs, I damn well want an open source solution. It may not be a better solution, but at least Alex or somebody (including myself) can fix problems when they arise.

It's beer-o-clock, now. Rant over.

-X

Chris Ridd

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Mar 15, 2011, 7:15:34 AM3/15/11
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On 15 Mar 2011, at 11:06, X Bytor wrote:

>
>
> On Tue, Mar 15, 2011 at 4:28 AM, Alex Blewitt <alex.b...@gmail.com> wrote:
> What its existence means for this project or not is unclear to me. There are some who will want to pay for a supported version (which this project doesn't offer) and there are some who will want to obtain it for free but not necessarily see the source. If there's a free home user edition as well as a commercially supported variant I suspect this project will be dead in the water.
>
>
> While I want a stable and supported version of ZFS-OSX, I also want it to be open source. You (Alex) and others are the only reason I am still on zfs on OSX. I won't buy (into) a commercial version unless it's under a decent (aka bsd-style) open source license. I know that open source doesn't always mean 'free$$$'.

What sort of source license might tenscomplement's ZFS code fall under, and would it require them to make their source changes available to us/FreeBSD/Oracle?

Chris

Alex Blewitt

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Mar 15, 2011, 8:23:23 AM3/15/11
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On 15 Mar 2011, at 11:15, Chris Ridd <chris...@gmail.com> wrote:

> What sort of source license might tenscomplement's ZFS code fall under, and would it require them to make their source changes available to us/FreeBSD/Oracle

The core will be CDDL, and there's probably some BSD if it is a port of the FreeBSD port. But like Apple's last 10a286 dump the bits that make it work are in the non-CDDL/BSD files which means it is not necessarily going to be available as open source in its entirety unless a decision is made to do that.

Given that Don is looking to roll this out as a commercial venture and that he hasn't participated on this group gives me no reason to think it will be available as open source at this stage. I could yet be proved wrong.

Alex

Sent from my iPhone 4

Germano Caronni

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Mar 15, 2011, 8:40:07 AM3/15/11
to zfs-...@googlegroups.com, Alex Blewitt
We could just ask [address in bcc] ;-)

Don, do you want to speak up in regards to your plans? I am sure the MacZFS community would value some insight in how open / close you want Z-410 to be?

Germano

churnd

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Mar 15, 2011, 1:06:40 PM3/15/11
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Hopefully Don will reach out again & ask you to join his team
(assuming that is what you want). That would be a truly awesome
team. Open source is good, but I think a lot of us want to USE ZFS on
OS X Server more & are willing to pay for it (myself included).

It also seems like Ten's Complement got a leg up on getting started...
perhaps by somehow obtaining more recent releases from Apple before
they abandoned it? Assuming they actually abandoned it internally, of
course. Maybe they didn't...

I know everyone here, myself included, is grateful for all the
excellent work the MacZFS team has done and we would hate to see the
project just abandoned & all that awesome talent & code go to waste.
Hopefully a merger of some sort will be in store for the near future.

Chris
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