[openstack-dev] [Magnum]Cache docker images

Eli Qiao liyong.qiao at intel.com
Tue Apr 19 03:41:58 UTC 2016


I think there were some discussion already , check 

On 2016年04月19日 10:57, 王华 wrote:
> Hi all,
> We want to eliminate pulling docker images over the Internet on bay 
> provisioning. There are two problems of this approach:
> 1. Pulling docker images over the Internet is slow and fragile.
> 2. Some clouds don't have external Internet access.
> It is suggested to build all the required images into the cloud images 
> to resolved the issue.
> Here is a solution:
> We export the docker images as tar files, and put the tar files into a 
> dir in the image when we build the image. And we add scripts to load 
> the tar files in cloud-init, so that we don't need to download the 
> docker images.
> Any advice for this solution or any better solution?
> Regards,
> Wanghua
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Best Regards, Eli Qiao (乔立勇)
Intel OTC China

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