[openstack-dev] [Cinder] Confusion about the respective use cases for volume's admin_metadata, metadata and glance_image_metadata

Mike Perez thingee at gmail.com
Sun May 18 15:46:02 UTC 2014


On 03:08 Thu 08 May     , Zhangleiqiang (Trump) wrote:
> Thanks for the summary and detailed explanation. 
> 
> > 1. Volume metadata - this is for the tenant's own use. Cinder and nova don't
> > assign meaning to it, other than treating it as stuff the tenant can set. It is
> > entirely unrelated to glance_metadata
> 
> Does it means that the "volume_metadata" is something like "tagging" for volume? Users can use it to do the filtering or grouping work.

I don't know what the actual usage users are doing with volume metadata, but
it would be possible to filter by it when listing volumes.

-- 
Mike Perez



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