m]
>>>> Sent: 23 June 2014 10:35
>>>> To: OpenStack Development Mailing List (not for usage questions)
>>>> Subject: Re: [openstack-dev] [nova] Do any hyperviors allow disk
>>>> reduction
>>>> as part of resize ?
>>>>
>>
: [openstack-dev] [nova] Do any hyperviors allow disk reduction
as part of resize ?
On 18 June 2014 21:57, Jay Pipes wrote:
On 06/17/2014 05:42 PM, Daniel P. Berrange wrote:
On Tue, Jun 17, 2014 at 04:32:36PM +0100, Pádraig Brady wrote:
On 06/13/2014 02:22 PM, Day, Phil wrote:
I guess the question
-dev] [nova] Do any hyperviors allow disk reduction
> > as part of resize ?
> >
> > On 18 June 2014 21:57, Jay Pipes wrote:
> > > On 06/17/2014 05:42 PM, Daniel P. Berrange wrote:
> > >>
> > >> On Tue, Jun 17, 2014 at 04:32:36PM +0
> -Original Message-
> From: John Garbutt [mailto:j...@johngarbutt.com]
> Sent: 23 June 2014 10:35
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [nova] Do any hyperviors allow disk reduction
> as part of resize ?
>
On 18 June 2014 21:57, Jay Pipes wrote:
> On 06/17/2014 05:42 PM, Daniel P. Berrange wrote:
>>
>> On Tue, Jun 17, 2014 at 04:32:36PM +0100, Pádraig Brady wrote:
>>>
>>> On 06/13/2014 02:22 PM, Day, Phil wrote:
I guess the question I’m really asking here is: “Since we know resize
do
On 06/17/2014 05:42 PM, Daniel P. Berrange wrote:
On Tue, Jun 17, 2014 at 04:32:36PM +0100, Pádraig Brady wrote:
On 06/13/2014 02:22 PM, Day, Phil wrote:
I guess the question I’m really asking here is: “Since we know resize down
won’t work in all cases,
and the failure if it does occur will b
> -Original Message-
> From: Richard W.M. Jones [mailto:rjo...@redhat.com]
> Sent: 18 June 2014 12:32
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [nova] Do any hyperviors allow disk reduction
> as part of resize ?
&
-dev] [nova] Do any hyperviors allow disk reduction
> > as part of resize ?
> >
> > On 06/17/2014 10:43 AM, Richard W.M. Jones wrote:
> > > On Fri, Jun 13, 2014 at 06:12:16AM -0400, Aryeh Friedman wrote:
> > >> Theoretically impossible to reduce disk unless yo
> -Original Message-
> From: Russell Bryant [mailto:rbry...@redhat.com]
> Sent: 17 June 2014 15:57
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [nova] Do any hyperviors allow disk reduction
> as part of resize ?
>
On Tue, Jun 17, 2014 at 04:32:36PM +0100, Pádraig Brady wrote:
> On 06/13/2014 02:22 PM, Day, Phil wrote:
> > I guess the question I’m really asking here is: “Since we know resize down
> > won’t work in all cases,
> > and the failure if it does occur will be hard for the user to detect,
> > shoul
On 06/13/2014 02:22 PM, Day, Phil wrote:
> I guess the question I’m really asking here is: “Since we know resize down
> won’t work in all cases,
> and the failure if it does occur will be hard for the user to detect,
> should we just block it at the API layer and be consistent across all
> Hyper
On 06/17/2014 10:43 AM, Richard W.M. Jones wrote:
> On Fri, Jun 13, 2014 at 06:12:16AM -0400, Aryeh Friedman wrote:
>> Theoretically impossible to reduce disk unless you have some really nasty
>> guest additions.
>
> True for live resizing.
>
> For "dead" resizing, libguestfs + virt-resize can do
On Tue, Jun 17, 2014 at 10:56:36AM -0400, Russell Bryant wrote:
> On 06/17/2014 10:43 AM, Richard W.M. Jones wrote:
> > On Fri, Jun 13, 2014 at 06:12:16AM -0400, Aryeh Friedman wrote:
> >> Theoretically impossible to reduce disk unless you have some really nasty
> >> guest additions.
> >
> > True
On Fri, Jun 13, 2014 at 06:12:16AM -0400, Aryeh Friedman wrote:
> Theoretically impossible to reduce disk unless you have some really nasty
> guest additions.
True for live resizing.
For "dead" resizing, libguestfs + virt-resize can do it. Although I
wouldn't necessarily recommend it. In almost
So I am +1 deprecating resize down, mostly for consistency reasons.
On 16 June 2014 10:34, Day, Phil wrote:
> Beyond what is and isn’t technically possible at the file system level there
> is always the problem that the user may have more data than can fit into the
> reduced disk.
>
> I don’t wan
This is a fix in flight for the vmware driver. It also throws an exception on
disk size reduction.
https://review.openstack.org/#/c/85804/
On Jun 13, 2014, at 3:02 AM, "Day, Phil" wrote:
> Hi Folks,
>
> I was looking at the resize code in libvirt, and it has checks which raise an
> exce
] [nova] Do any hyperviors allow disk reduction as
part of resize ?
Also ZFS needs to know what is on the guest for example bhyve (the only working
hv for bsd currency [vbox kind of also works]) stores the backing store (unless
bare metal) as single block file. It is impossible to make that non
Also ZFS needs to know what is on the guest for example bhyve (the only
working hv for bsd currency [vbox kind of also works]) stores the backing
store (unless bare metal) as single block file. It is impossible to make
that non-opaque to the outside world unless you can run commands on the
instan
On 06/13/14 16:37, Daniel P. Berrange wrote:
The xenapi implementation only works on ext[234] filesystems. That rules
>out *BSD, Windows and Linux distributions that don't use ext[234]. RHEL7
>defaults to XFS for instance.
Presumably it'll have a hard time if the guest uses LVM for its image
o
On Fri, Jun 13, 2014 at 08:24:04AM -0700, Johannes Erdfelt wrote:
> On Fri, Jun 13, 2014, Andrew Laski wrote:
> >
> > On 06/13/2014 10:53 AM, Johannes Erdfelt wrote:
> > >On Fri, Jun 13, 2014, Russell Bryant wrote:
> > >>On 06/13/2014 09:22 AM, Day, Phil wrote:
> > >>>I guess the question I’m re
On Fri, Jun 13, 2014, Andrew Laski wrote:
>
> On 06/13/2014 10:53 AM, Johannes Erdfelt wrote:
> >On Fri, Jun 13, 2014, Russell Bryant wrote:
> >>On 06/13/2014 09:22 AM, Day, Phil wrote:
> >>>I guess the question I’m really asking here is: “Since we know resize
> >>>down won’t work in all cases,
On 06/13/2014 10:53 AM, Johannes Erdfelt wrote:
On Fri, Jun 13, 2014, Russell Bryant wrote:
On 06/13/2014 09:22 AM, Day, Phil wrote:
I guess the question I’m really asking here is: “Since we know resize
down won’t work in all cases, and the failure if it does occur will be
hard for the user
enStack List
mailto:openstack-dev@lists.openstack.org>>
Subject: Re: [openstack-dev] [nova] Do any hyperviors allow disk reduction as
part of resize ?
I guess the question I'm really asking here is: "Since we know resize down
won't work in all cases, and the failure if it does oc
On Fri, Jun 13, 2014, Russell Bryant wrote:
> On 06/13/2014 09:22 AM, Day, Phil wrote:
> > I guess the question I’m really asking here is: “Since we know resize
> > down won’t work in all cases, and the failure if it does occur will be
> > hard for the user to detect, should we just block it at t
On 06/13/2014 09:22 AM, Day, Phil wrote:
> I guess the question I’m really asking here is: “Since we know resize
> down won’t work in all cases, and the failure if it does occur will be
> hard for the user to detect, should we just block it at the API layer
> and be consistent across all Hyperviso
ki [mailto:andrew.la...@rackspace.com]
Sent: 13 June 2014 13:57
To: OpenStack Development Mailing List (not for usage questions)
Subject: Re: [openstack-dev] [nova] Do any hyperviors allow disk reduction as
part of resize ?
On 06/13/2014 08:03 AM, Day, Phil wrote:
>Theoretically impossible to
onsistently across drivers,
it's probably going to end up being not resizing disks down.
*From:*Aryeh Friedman [mailto:aryeh.fried...@gmail.com]
*Sent:* 13 June 2014 11:12
*To:* OpenStack Development Mailing List (not for usage questions)
*Subject:* Re: [openstack-dev] [nova] Do any hyperviors a
s just inconsistent error checking across
drivers.
From: Aryeh Friedman [mailto:aryeh.fried...@gmail.com]
Sent: 13 June 2014 11:12
To: OpenStack Development Mailing List (not for usage questions)
Subject: Re: [openstack-dev] [nova] Do any hyperviors allow disk reduction as
part of resize ?
Theoret
Theoretically impossible to reduce disk unless you have some really nasty
guest additions.
On Fri, Jun 13, 2014 at 6:02 AM, Day, Phil wrote:
> Hi Folks,
>
>
>
> I was looking at the resize code in libvirt, and it has checks which raise
> an exception if the target root or ephemeral disks are s
Hi Folks,
I was looking at the resize code in libvirt, and it has checks which raise an
exception if the target root or ephemeral disks are smaller than the current
ones - which seems fair enough I guess (you can't drop arbitary disk content on
resize), except that the because the check is in
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