Re: [openstack-dev] [nova] Question about boot-from-volume instance and flavor

2015-03-04 Thread Alex Xu
2015-03-04 4:45 GMT+08:00 Jay Pipes jaypi...@gmail.com: On 03/03/2015 01:10 AM, Rui Chen wrote: Hi all, When we boot instance from volume, we find some ambiguous description about flavor root_gb in operations guide, http://docs.openstack.org/openstack-ops/content/flavors.html /Virtual

Re: [openstack-dev] [nova] Question about boot-from-volume instance and flavor

2015-03-04 Thread Lingxian Kong
The option1 is a bad idea, IMO. Think about so many extra_specs in the flavor today, you really don't want create another dozen of flavor with root_gb=0 just for booting from volume. For the billing concern, it really should be taken into account, but it's not the business of OpenStack, IMHO. I

Re: [openstack-dev] [nova] Question about boot-from-volume instance and flavor

2015-03-03 Thread Jay Pipes
On 03/03/2015 01:10 AM, Rui Chen wrote: Hi all, When we boot instance from volume, we find some ambiguous description about flavor root_gb in operations guide, http://docs.openstack.org/openstack-ops/content/flavors.html /Virtual root disk size in gigabytes. This is an ephemeral disk the base

Re: [openstack-dev] [nova] Question about boot-from-volume instance and flavor

2015-03-03 Thread Rui Chen
Thank you for reply, @Jay. +1 for There should not be any magic setting for root_gb that needs to be interpreted both by the user and the Nova code base. I will try to restart the patch 136284 on the other way, like: instance object. Best Regards 2015-03-04 4:45 GMT+08:00 Jay Pipes

[openstack-dev] [nova] Question about boot-from-volume instance and flavor

2015-03-03 Thread Rui Chen
Hi all, When we boot instance from volume, we find some ambiguous description about flavor root_gb in operations guide, http://docs.openstack.org/openstack-ops/content/flavors.html *Virtual root disk size in gigabytes. This is an ephemeral disk the base image is copied into. You don't use it