However, the report itself points out that a significant amount of this growth in the number of cores in production deployment was accounted for by the Million Core Club – a handful of companies that are the largest OpenStack adopters.
The OIF report says adoption of core services, including Nova, Neutron, Keystone, Glance and Ironic remains high, which won't surprise anyone as these provide the basic infrastructure services. Users running production workloads with Magnum has risen from 16 percent to 21 percent of those using OpenStack with Kubernetes to operate containers.
Andrew Buss, senior research director for IDC in Europe, told us OpenStack has had a mixed reception because it proved complex to deploy and operate.