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References: 
 <CAG97raeibzXXCoqeDWhwo=71xk2C4+d90_z19t_zT8iwA_C8bw@mail.gmail.com>
	<D0FE455F.289F7%yzhang@marketo.com>
	<CAG97raeKhya3YkdGJ-yHzuiagK0c2WhU2ygEN6xcH+msOkkhbw@mail.gmail.com>
	<D9303AF2-1846-4480-A9E8-2B1FB47E3981@shapeblue.com>
Date: Mon, 9 Feb 2015 21:09:52 -0800
Message-ID: 
 <CALFpzo6-uewYLkw190O6VA8EPRJCL_tt1m1X4_zObFwSk=5n5Q@mail.gmail.com>
Subject: Re: Can System VMs be migrated?
From: Marcus <shadowsor@gmail.com>
To: "dev@cloudstack.apache.org" <dev@cloudstack.apache.org>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

edit the global setting "system.vm.use.local.storage", restart mgmt server.

On Mon, Feb 9, 2015 at 8:20 PM, Abhinandan Prateek
<abhinandan.prateek@shapeblue.com> wrote:
> While creating a zone you can configure the use of local storage. It seem=
s you configured it erroneously.
> In 4.3 as per my knowledge live vm migration with local storage is broken=
. Use it in 4,5 it works I have tested it.
> If you do not want to use local storage make sure you turn it off while c=
reating the zone.
>
> -abhi
>
>
>> On 10-Feb-2015, at 1:20 am, Rafael Weingartner <rafaelweingartner@gmail.=
com> wrote:
>>
>> Well,
>> There is a button, take a look at the SS I took:
>> http://postimg.org/image/5sr7yxyud/
>>
>> I am curious, why does the CS allocate system VMs=E2=80=99 VDI on local =
SR on Xen
>> hypervisor? Why not use the primary storage of the cluster in which the
>> host is in?
>> I looked at the code, and it is hard coded there, Xen hosts have to have=
 a
>> local SR, otherwise you cannot add them into CS (first time I saw that I
>> found it very weird, I even sent an email about it, but did not get any
>> reply).
>>
>> That does not seem to happen with other hypervisors.
>>
>> Now that you mentioned the maintenance mode, I noticed that system VMs a=
re
>> not being migrated when I put its host in maintenance, I thought that wa=
s a
>> normal behavior (weird one but normal, given that those VMs are using th=
e
>> local SR of the Xen hypervisor).
>>
>> On Mon, Feb 9, 2015 at 5:10 PM, Yiping Zhang <yzhang@marketo.com> wrote:
>>
>>> How do you migrate systemVM=E2=80=99s in UI?
>>>
>>> If you just put the host, where the systemVM=E2=80=99s are running, int=
o
>>> =E2=80=9Cmaintenance=E2=80=9D mode, then you may have hit this bug whic=
h was fixed in
>>> 4.4.0: https://issues.apache.org/jira/browse/CLOUDSTACK-5660
>>>
>>>
>>> Yiping
>>>
>>> On 2/9/15, 11:01 AM, "Rafael Weingartner" <rafaelweingartner@gmail.com>
>>> wrote:
>>>
>>>> Update:
>>>> The UI may not be working because it uses the command "migrateSystemVm=
",
>>>> instead of "migrateVirtualMachineWithVolume".
>>>> Shoud I open a bug report?
>>>>
>>>> On Mon, Feb 9, 2015 at 3:21 PM, Rafael Weingartner <
>>>> rafaelweingartner@gmail.com> wrote:
>>>>
>>>>> I also tried and it did not work. I am using CS 4.3.0.
>>>>> I used the UI button. I got the error "VM_REQUIRES_SR".
>>>>>
>>>>> On Mon, Feb 9, 2015 at 2:52 PM, Prashant Kumar Mishra <
>>>>> prashantkumar.mishra@citrix.com> wrote:
>>>>>
>>>>>> 1-Yes we can migrate system vm , I have done it many times
>>>>>>
>>>>>>
>>>>>> 2-Even if vm is deployed with local storage you can migrate to anoth=
er
>>>>>> local storage . Check out this api migrateVirtualMachineWithVolume
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>> http://cloudstack.apache.org/docs/api/apidocs-4.4/root_admin/migrateVir=
t
>>>>>> ual
>>>>>> MachineWithVolume.html
>>>>>>
>>>>>> <
>>> http://cloudstack.apache.org/docs/api/apidocs-4.4/root_admin/migrateVir
>>>>>> tualMachineWithVolume.html>
>>>>>>
>>>>>>
>>>>>> ~prashant
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On 2/9/15, 5:08 PM, "Rafael Weingartner" <rafaelweingartner@gmail.co=
m>
>>>>>> wrote:
>>>>>>
>>>>>>> That is the answer I wanted to hear.  If we can migrate system VMs,
>>>>>> why
>>>>>>> are
>>>>>>> the systems VMs=C2=B9 VDI allocated in the local SR on Xen hypervis=
or?
>>>>>>>
>>>>>>> It is not possible to migrate those system VMs, hence they are usin=
g a
>>>>>>> local SR.
>>>>>>>
>>>>>>> On Mon, Feb 9, 2015 at 3:01 AM, Sanjeev Neelarapu <
>>>>>>> sanjeev.neelarapu@citrix.com> wrote:
>>>>>>>
>>>>>>>> Yes, we can.
>>>>>>>>
>>>>>>>> -----Original Message-----
>>>>>>>> From: Rafael Weingartner [mailto:rafaelweingartner@gmail.com]
>>>>>>>> Sent: Saturday, February 07, 2015 2:41 AM
>>>>>>>> To: dev@cloudstack.apache.org
>>>>>>>> Subject: Can System VMs be migrated?
>>>>>>>>
>>>>>>>> Hi folks,
>>>>>>>>
>>>>>>>> I was wondering, can we migrate systems vms from a host to another
>>>>>> one
>>>>>>>> in
>>>>>>>> the same cluster?
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Rafael Weing=C3=A4rtner
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Rafael Weing=C3=A4rtner
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Rafael Weing=C3=A4rtner
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Rafael Weing=C3=A4rtner
>>>
>>>
>>
>>
>> --
>> Rafael Weing=C3=A4rtner
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