Re: [Openstack] Instance blocked when migrate between host.

2013-01-21 Thread Lei Zhang
Hi Julie

Thank you very much.

I found nothing about these two command, and I am appreciate for adding
some help information in `nova help migrate`.

On Mon, Jan 21, 2013 at 5:28 PM, Julie Pichon  wrote:

> Hi Lei,
>
> "Lei Zhang"  wrote:
> > Today, I am testing the openstack migrate function. ( not live
> > migration)
> > After run the command `nova migrate`, the status of the instance
> > became
> > `Verify Resize` and never changed itself. Event though I found this
> > instance has been started on another instance.
> >
> > If is this a bug? Or I forgot something to configure?
>
> Migrate is a 2-steps process: once the instance reaches the VERIFY_RESIZE
> stage, you need to run nova resize-confirm if you're happy with the new
> instance (this will delete the old one), or nova resize-revert if you want
> to go back to the old instance (this will delete the new one). Migrate and
> resize use the same mechanism, hence the naming of these 2 commands.
>
> There probably should be something to indicate this in the 'nova help
> migrate' command, since this is something many people seem to get caught in
> when first running migrate - myself included.
>
> Regards,
>
> Julie
>



-- 
Lei Zhang

Blog: http://jeffrey4l.github.com
twitter/weibo: @jeffrey4l
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Re: [Openstack] Instance blocked when migrate between host.

2013-01-21 Thread Julie Pichon
Hi Lei,

"Lei Zhang"  wrote:
> Today, I am testing the openstack migrate function. ( not live
> migration)
> After run the command `nova migrate`, the status of the instance
> became
> `Verify Resize` and never changed itself. Event though I found this
> instance has been started on another instance.
> 
> If is this a bug? Or I forgot something to configure?

Migrate is a 2-steps process: once the instance reaches the VERIFY_RESIZE 
stage, you need to run nova resize-confirm if you're happy with the new 
instance (this will delete the old one), or nova resize-revert if you want to 
go back to the old instance (this will delete the new one). Migrate and resize 
use the same mechanism, hence the naming of these 2 commands.

There probably should be something to indicate this in the 'nova help migrate' 
command, since this is something many people seem to get caught in when first 
running migrate - myself included.

Regards,

Julie

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Re: [Openstack] Instance blocked when migrate between host.

2013-01-21 Thread Lei Zhang
Hi Wolfgang,

Actually, there is a better way.
```
nova reset-state --active 
```
But I still doubt there is some bug here. The `instance-0001_resize`
folder is never deleted.


On Mon, Jan 21, 2013 at 5:12 PM, Wolfgang Hennerbichler <
wolfgang.hennerbich...@risc-software.at> wrote:

> Hi,
>
> same issue here, after changing the flavor. never returned to normal,
> had to go into mysql once again.
>
> On 01/21/2013 10:08 AM, Lei Zhang wrote:
> > Hi all,
> >
> > Today, I am testing the openstack migrate function. ( not live migration)
> > After run the command `nova migrate`, the status of the instance became
> > `Verify Resize` and never changed itself. Event though I found this
> > instance has been started on another instance.
> >
> > If is this a bug? Or I forgot something to configure?
> >
> > --
> > Lei Zhang
> >
> > Blog: http://jeffrey4l.github.com
> > twitter/weibo: @jeffrey4l
> >
> >
> > ___
> > Mailing list: https://launchpad.net/~openstack
> > Post to : openstack@lists.launchpad.net
> > Unsubscribe : https://launchpad.net/~openstack
> > More help   : https://help.launchpad.net/ListHelp
> >
>
>
> --
> DI (FH) Wolfgang Hennerbichler
> Software Development
> Unit Advanced Computing Technologies
> RISC Software GmbH
> A company of the Johannes Kepler University Linz
>
> IT-Center
> Softwarepark 35
> 4232 Hagenberg
> Austria
>
> Phone: +43 7236 3343 245
> Fax: +43 7236 3343 250
> wolfgang.hennerbich...@risc-software.at
> http://www.risc-software.at
>
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-- 
Lei Zhang

Blog: http://jeffrey4l.github.com
twitter/weibo: @jeffrey4l
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Re: [Openstack] Instance blocked when migrate between host.

2013-01-21 Thread Wolfgang Hennerbichler
Hi,

same issue here, after changing the flavor. never returned to normal,
had to go into mysql once again.

On 01/21/2013 10:08 AM, Lei Zhang wrote:
> Hi all, 
> 
> Today, I am testing the openstack migrate function. ( not live migration)
> After run the command `nova migrate`, the status of the instance became
> `Verify Resize` and never changed itself. Event though I found this
> instance has been started on another instance. 
> 
> If is this a bug? Or I forgot something to configure? 
> 
> -- 
> Lei Zhang
> 
> Blog: http://jeffrey4l.github.com
> twitter/weibo: @jeffrey4l
> 
> 
> ___
> Mailing list: https://launchpad.net/~openstack
> Post to : openstack@lists.launchpad.net
> Unsubscribe : https://launchpad.net/~openstack
> More help   : https://help.launchpad.net/ListHelp
> 


-- 
DI (FH) Wolfgang Hennerbichler
Software Development
Unit Advanced Computing Technologies
RISC Software GmbH
A company of the Johannes Kepler University Linz

IT-Center
Softwarepark 35
4232 Hagenberg
Austria

Phone: +43 7236 3343 245
Fax: +43 7236 3343 250
wolfgang.hennerbich...@risc-software.at
http://www.risc-software.at

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