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etcd-compute refresh

A while back I wrote about etcd-compute. It's a collection of Python that combines Placement, etcd, and libvirt to provide a very simple system for starting VMs on a collection of hosts. It started out as a non-working learning and exploration tool, but it keeps getting closer to something useful …


Open Infra Days UK Thoughts

I attended Open Infra Days UK in London. When asked to extract a theme from the two days my response boiled down to "people want to run Kubernetes clusters and want the bits underneath to be low fuss." There were many more ideas passed around, but that one was there …


Profiling WSGI Apps

If you're making web apps or HTTP APIs with Python, WSGI remains a solid choice for the underlying framework for handling HTTP requests and responses. ASGI is getting a lot of attention these days (see, for example, starlette) but in many cases the concurrency model of WSGI, which can be …


Placement Container Playground 9

This is the ninth in a series about running the OpenStack placement service in a container. The previous update was Playground 8.

The container playground series introduced running placement in Kubernetes in Playground 4 and then extended it in Playground 5 to add a Horizontal Pod Autoscaler.

But it was …

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