[openstack-dev] [Nova][QA] Use case of Nova to boot VM from volume only

Nikola Đipanov ndipanov at redhat.com
Fri Apr 3 11:29:43 UTC 2015

On 04/03/2015 07:33 AM, GHANSHYAM MANN wrote:
> Hi,
> This is regarding bug - https://bugs.launchpad.net/tempest/+bug/1436314
> When Nova is configured to boot VM from volume only, current Tempest
> integration tests will fails. We are not sure how feasible and valid
> this configuration is for Nova and what are the use cases of this.
> Before starting support this in Tempest, we would like to get some
> feedback and use cases about such configuration on Nova side.
> I am trying it by setting "max_local_block_device" to 0 and tests fails
> with 400 error[1]. Is that the right configuration to make boot from
> volume only or something else there on Nova config.
> 1- ERROR (BadRequest): Block Device Mapping is Invalid: You specified
> more local devices than the limit allows (HTTP 400) (Request-ID:
> req-3ef100c7-b5c5-4a2d-a5da-8344726336e2)

Hey - I've responded on the bug. Let me know if the clarification makes
sense to you.


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