On Thu, Dec 13, 2012 at 11:44 AM, Bob Netherton <bob.nether...@gmail.com> wrote:
> On Dec 13, 2012, at 10:47 AM, Jan Owoc <jso...@gmail.com> wrote:
>> Yes, that is correct. The last version of Solaris with source code
>> used zpool version 28. This is the last version that is readable by
>> non-Solaris operating systems FreeBSD, GNU/Linux, but also
>> OpenIndiana. The filesystem, "zfs", is technically at the same
>> version, but you can't access it if you can't access the pool :-).
> That is a touch misleading.  This has always been the case since S10u2.  You 
> have to create the pool AND the file systems at the oldest versions you want 
> to support.
> I maintain a table of pool and version numbers on my blog (blogs.oracle. 
> com/bobn) for this very purpose.   I got lazy the other day and made this 
> mistake between 11ga and 11.1.
> Watch the ZFS send approach because you might be sending a newer file system 
> version than is supported.  Yes, I've done that too :)

Bob, you are correct. There is now a new version of "zfs" in Solaris
11.1. I assume it's incompatible with the previous version:

Any suggestions how to help OP read his data on anything but Solaris
11.1 or migrate it "back" a version?

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