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Date:      Sun, 26 Oct 2014 15:11:17 +0100
From:      Willem Jan Withagen <wjw@digiware.nl>
To:        Conrad Meyer <cse.cem@gmail.com>,  Roman Bogorodskiy <novel@freebsd.org>
Cc:        "freebsd-virtualization@freebsd.org" <virtualization@freebsd.org>
Subject:   Re: Looking for a Libvirt example xml file
Message-ID:  <544D0105.2060701@digiware.nl>
In-Reply-To: <CAG6CVpV7Bni-BYr40Mbgk71Br%2BaTYv=gj3kH16yE9euunfEfgw@mail.gmail.com>
References:  <544C28C8.2060108@digiware.nl>	<CAG6CVpVeot-cGpJT5esejgLeHYPjQwpdyghTNz5XeB1wntTFNw@mail.gmail.com>	<544C519F.5070202@digiware.nl>	<CAG6CVpVs5drZE6c29HvcNB4=UBLdvm8gsiY7VxBcFq4s4v7GJQ@mail.gmail.com>	<20141026094917.GA1940@kloomba> <CAG6CVpV7Bni-BYr40Mbgk71Br%2BaTYv=gj3kH16yE9euunfEfgw@mail.gmail.com>

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On 26-10-2014 13:35, Conrad Meyer wrote:
> On Sun, Oct 26, 2014 at 5:49 AM, Roman Bogorodskiy <novel@freebsd.org> wrote:
>>   Conrad Meyer wrote:
>>
>>> On Sat, Oct 25, 2014 at 9:42 PM, Willem Jan Withagen <wjw@digiware.nl> wrote:
>>>> Seems that my CDrom block was a problem.
>>>> But the disk is already build, so I just skipped that.
>>>
>>> Yes, even in git libvirt-bhyve doesn't work well with >1 disk :-(.
>>
>> Hi!
>>
>> Could you please provide more details on the issues you're seeing with
>> that?
> 
> 
> Hi Roman,
> 
> As far as I can tell, libvirt-bhyve will only boot from the first
> disk, and ignores libvirt's boot ordering stuff. Unless libvirt sorts
> the disks array by bootorder before passing to the driver? I had
> trouble getting it to boot a select disk when I included both a cdrom
> and hdd in my testing the other day. E.g. in git master:
> 
> 297 virCommandPtr
> 298 virBhyveProcessBuildLoadCmd(virConnectPtr conn,
> 299                             virDomainDefPtr def)
> 300 {
> ...
> 310     disk = def->disks[0];
> ...
> 329     cmd = virCommandNew(BHYVELOAD);
> ...
> 337     virCommandAddArg(cmd, "-d");
> 338     virCommandAddArg(cmd, virDomainDiskGetSource(disk));
> 
> Libvirt lets you specify some sort of boot ordering in domain XML
> inside /domain/os[0]:
> 
>     <boot dev='hd'/>
>     <boot dev='cdrom'/>
> 
> Although now that I am looking more closely it appears that ordering
> is basically ignored for same-bus devices :-(. That may explain my
> test results...
> 
> So, I guess the right way to do it is to slap "<boot order='N'/>"
> inside <disk> elements. I didn't try that and don't know if libvirt
> sorts those before handing off to driver.
> 
> [0]: http://libvirt.org/formatdomain.html#elementsOS

Are there any FBSD directions online to actually get libvirt to build
after you did git clone??

--WjW





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