when i can say - your changes are wrong.
because you can hit one physical device by both vdev - and it is issue.
probably have to try to find about the try to fix your problem with PV-HVM - 
and this one maybe as a hack, but not a fix.

best regards,
-Igor


> On Feb 2, 2017, at 8:47 PM, Prakash Surya <[email protected]> wrote:
> 
> See inline.
> 
> On Thu, Feb 2, 2017 at 9:42 AM, Igor Kozhukhov <[email protected] 
> <mailto:[email protected]>> wrote:
> thanks for info.
> but, as i remember - it was both vdev fro one drive?
> 
> ​Correct. I only have a single "disk" attached to the ​VM from Xen's 
> perspective. i.e.
> 
> ​    ​​disk=[  
> 'file:/root/psurya/openzfs-281/patched-media/OpenIndiana_Text_X86.iso,hdb:cdrom,r',
>     ​    ​    'file:/root/psurya/openzfs-281/disk.img,xvda,w' ]
> 
> or - for different?
> 
> if for one - it is mistake.
> if for different - it’s OK.
> 
> -Igo
> 
>> On Feb 2, 2017, at 8:38 PM, Prakash Surya <[email protected] 
>> <mailto:[email protected]>> wrote:
>> 
>> maybe try to check OI - because it is only one system i know who are using 
>> illumos as is
>> 
>> @ikozhukhov <https://github.com/ikozhukhov> I was finally able to test this 
>> using OI Hipster. I built two OI ISO files:
>> 
>> one with "stock" illumos code using this commit: illumos@cb15927 
>> <https://github.com/illumos/illumos-gate/commit/cb159270e9e67dea31dfbd991ec758829de14d35>
>> and another with "patched" illumos code; i.e. that same illumos commit + 
>> this patch.
>> I found the results to be consistent with the behavior that I see in both, 
>> Delphix and OmniOS.
>> 
>> In the "stock" test (without this change):
>> 
>> when using hdb for the ISO cdrom, format didn't find any disks.
>> when using xvdc for the ISO cdrom, format found the one c3d0 disk.
>> In the "patched" test (with this change):
>> 
>> when using hdb for the ISO cdrom, format found the one c5t0d0 disk.
>> when using xvdc for the ISO cdrom, format found both c3d0 and c5t0d0 disks.
>> Thus, the behavior that I see is consistent across Delphix, OmniOS, and OI 
>> Hipster.
>> 
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>> 
> 
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