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Placement Update 19-31

Pupdate 19-31. No bromides today.

Most Important

Same as last week: The main things on the Placement radar are implementing Consumer Types and cleanups, performance analysis, and documentation related to nested resource providers.

We need to decide how much of a priority consumer types support is. I've taken the task …


Placement Performance Analysis

Performance has always been important to Placement. In a busy OpenStack cloud, it will receive many hits per second. Any slowness in the placement service will add to the latency present in instance creation and migration operations.

When we added support for requesting complex topologies of nested resource providers, performance …


Placement Update 19-30

Pupdate 19-30 is brought to you by the letter P for Performance.

Most Important

The main things on the Placement radar are implementing Consumer Types and cleanups, performance analysis, and documentation related to nested resource providers.

What's Changed


Profiling Placement in Docker

Back in March, I wrote Profiling WSGI Apps, describing one way to profile the placement service. It was useful enough that a version of it was added to the docs.

Since then I've wanted something a bit more flexible. I maintain a container for placement on Docker hub. When I …

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