Re: [openstack-dev] [nova] [placement] placement api request analysis

2017-01-30 Thread Chris Dent
On Thu, 26 Jan 2017, Chris Dent wrote: On Wed, 25 Jan 2017, Chris Dent wrote: #B3 The new GET to /placement/allocations is happening when the resource tracker calls _update_usage_from_instance, which is always being called becuause is_new_instance is always true in that method, even when the

Re: [openstack-dev] [nova] [placement] placement api request analysis

2017-01-26 Thread Chris Dent
On Wed, 25 Jan 2017, Chris Dent wrote: #B3 The new GET to /placement/allocations is happening when the resource tracker calls _update_usage_from_instance, which is always being called becuause is_new_instance is always true in that method, even when the instance is not "new". This is happening

[openstack-dev] [nova] [placement] placement api request analysis

2017-01-25 Thread Chris Dent
I've started looking into what kind of request load the placement API can expect when both the scheduler and the resource tracker are talking to it. I think this is important to do now before we have things widely relying on this stuff so we can give some reasonable advice on deployment options