;> Sent: February 11, 2016 18:31
>> To: openstack-dev@lists.openstack.org
>> Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach, determining when
>> to call os-brick's connector.disconnect_volume
>>
>> There seems to be a few discussions going on here
On 02/12/2016 04:35 PM, John Griffith wrote:
On Thu, Feb 11, 2016 at 10:31 AM, Walter A. Boring IV
> wrote:
There seems to be a few discussions going on here wrt to
detaches. One is what to do on the Nova side with calling
penstack-dev@lists.openstack.org
> Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach, determining when to
> call os-brick's connector.disconnect_volume
>
> There seems to be a few discussions going on here wrt to detaches. One
> is what to do on the Nova side with calling o
On Thu, Feb 11, 2016 at 10:31 AM, Walter A. Boring IV wrote:
> There seems to be a few discussions going on here wrt to detaches. One
> is what to do on the Nova side with calling os-brick's disconnect_volume,
> and also when to or not to call Cinder's
McGinnis [sean.mcgin...@gmx.com]
> Sent: Wednesday, February 10, 2016 3:25 PM
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach,
> determining when to call os-brick'
On Thu, Feb 11, 2016 at 12:23 PM, Daniel P. Berrange
wrote:
> As above, we need to solve this more generally than just multi-attach,
> even single-attach is flawed today.
>
Agreed. This is what I was getting at. Because we have at least 3
different types of attach being
.org
> > Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach, determining
> when to call os-brick's connector.disconnect_volume
> >
> > On 02/09/2016 02:04 PM, Ildikó Váncsa wrote:
> > > Hi Walt,
> > >
> > > Thanks for starting this thread. It is a g
On Wed, Feb 10, 2016 at 03:30:42PM -0700, John Griffith wrote:
> On Tue, Feb 9, 2016 at 3:23 PM, Ildikó Váncsa
> wrote:
>
> >
> This may still be in fact the easiest way to handle this. The only other
> thing I am still somewhat torn on here is that maybe Nova
g drivers don't break.
>
> Thanks,
> Kevin
>
> From: Sean McGinnis [sean.mcgin...@gmx.com]
> Sent: Wednesday, February 10, 2016 3:25 PM
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach, determining whe
not allowing
>> multiattach ever, so existing drivers don't break.
>>
>> Thanks,
>> Kevin
>>
>> From: Sean McGinnis [sean.mcgin...@gmx.com]
>> Sent: Wednesday, February 10, 2016 3:25 PM
>> To: OpenStack Development Mailing List (not for usage
On Wed, Feb 10, 2016 at 3:59 PM, Sean McGinnis
wrote:
> On Wed, Feb 10, 2016 at 03:30:42PM -0700, John Griffith wrote:
> > On Tue, Feb 9, 2016 at 3:23 PM, Ildikó Váncsa <
> ildiko.van...@ericsson.com>
> > wrote:
> >
> > >
> > This may still be in fact the easiest way to
On Wed, Feb 10, 2016 at 11:16:28PM +, Fox, Kevin M wrote:
> I think part of the issue is whether to count or not is cinder driver
> specific and only cinder knows if it should be done or not.
>
> But if cinder told nova that particular multiattach endpoints must be
> refcounted, that might
From: Sean McGinnis [sean.mcgin...@gmx.com]
Sent: Wednesday, February 10, 2016 2:59 PM
To: OpenStack Development Mailing List (not for usage questions)
Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach, determining when to
call os-brick's connector.disconnect_volume
On Wed, Feb 10, 2016
To: OpenStack Development Mailing List (not for usage questions)
Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach, determining when to
call os-brick's connector.disconnect_volume
On Wed, Feb 10, 2016 at 11:16:28PM +, Fox, Kevin M wrote:
> I think part of the issue is whether to co
Hey folks,
One of the challenges we have faced with the ability to attach a
single volume to multiple instances, is how to correctly detach that
volume. The issue is a bit complex, but I'll try and explain the
problem, and then describe one approach to solving one part of the
detach
: February 09, 2016 20:50
To: OpenStack Development Mailing List (not for usage questions)
Subject: [openstack-dev] [Nova][Cinder] Multi-attach, determining when to call
os-brick's connector.disconnect_volume
Hey folks,
One of the challenges we have faced with the ability to attach a single
Hi Walt,
> -Original Message-
> From: Walter A. Boring IV [mailto:walter.bor...@hpe.com]
> Sent: February 09, 2016 23:15
> To: openstack-dev@lists.openstack.org
> Subject: Re: [openstack-dev] [Nova][Cinder] Multi-attach, determining when to
> call os-brick's connector
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