Hi Alex,

You can continue the work https://review.openstack.org/#/c/88983/ from here
;-)

2014-10-29 13:42 GMT+08:00 Chen CH Ji <jiche...@cn.ibm.com>:

> Yes, I remember that spec might talk about local storage (in local db?)
> and it can be the root cause
>
> And I think we need persistent storage otherwise the scheduler hints can't
> survive in some conditions such as system reboot or upgrade ?
>
> Best Regards!
>
> Kevin (Chen) Ji 纪 晨
>
> Engineer, zVM Development, CSTL
> Notes: Chen CH Ji/China/IBM@IBMCN   Internet: jiche...@cn.ibm.com
> Phone: +86-10-82454158
> Address: 3/F Ring Building, ZhongGuanCun Software Park, Haidian District,
> Beijing 100193, PRC
>
> [image: Inactive hide details for Alex Xu ---10/29/2014 01:34:13 PM---On
> 2014年10月29日 12:37, Chen CH Ji wrote: >]Alex Xu ---10/29/2014 01:34:13
> PM---On 2014年10月29日 12:37, Chen CH Ji wrote: >
>
> From: Alex Xu <x...@linux.vnet.ibm.com>
> To: openstack-dev@lists.openstack.org
> Date: 10/29/2014 01:34 PM
> Subject: Re: [openstack-dev] [Nova] Add scheduler-hints when
> migration/rebuild/evacuate
>
> ------------------------------
>
>
>
> On 2014年10月29日 12:37, Chen CH Ji wrote:
>
>
>    I think we already support to specify the host when doing evacuate and
>    migration ?
>
>
> Yes, we support to specify the host, but schedule-hints is different thing.
>
>
>
>    if we need use hints that passed from creating instance, that means we
>    need to persistent schedule hints
>    I remember we used to have a spec for store it locally ...
>
>
>
> I also remember we have one spec for persistent before, but I don't know
> why it didn't continue.
> And I think maybe we needn't persistent schedule-hints, just add pass new
> schedule-hints when
> migration the instance. Nova just need provide the mechanism.
>
>
>
>    Best Regards!
>
>    Kevin (Chen) Ji 纪 晨
>
>    Engineer, zVM Development, CSTL
>    Notes: Chen CH Ji/China/IBM@IBMCN   Internet: *jiche...@cn.ibm.com*
>    <jiche...@cn.ibm.com>
>    Phone: +86-10-82454158
>    Address: 3/F Ring Building, ZhongGuanCun Software Park, Haidian
>    District, Beijing 100193, PRC
>
>    [image: Inactive hide details for Alex Xu ---10/29/2014 12:19:35
>    PM---Hi, Currently migration/rebuild/evacuate didn't support pass]Alex
>    Xu ---10/29/2014 12:19:35 PM---Hi, Currently migration/rebuild/evacuate
>    didn't support pass
>
>    From: Alex Xu *<x...@linux.vnet.ibm.com>* <x...@linux.vnet.ibm.com>
>    To: *openstack-dev@lists.openstack.org*
>    <openstack-dev@lists.openstack.org>
>    Date: 10/29/2014 12:19 PM
>    Subject: [openstack-dev] [Nova] Add scheduler-hints when
>    migration/rebuild/evacuate
>
>    ------------------------------
>
>
>
>    Hi,
>
>    Currently migration/rebuild/evacuate didn't support pass
>    scheduler-hints, that means any migration
>    can't use schedule-hints that passed when creating instance.
>
>    Can we add scheduler-hints support when migration/rebuild/evacuate?
>    That
>    also can enable user
>    move in/out instance to/from an server group.
>
>    Thanks
>    Alex
>
>
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-- 
Thanks,

Jay
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