Container adoption appears to have mitigated the growth of VMs that need to be managed. However, be wary of claims that the raw number of machines being managed will decline.
Knative’s popularity hurts installable software alternatives for serverless. Newly added to the survey, Knative is adopted by 17% of respondents that use a hosted platform or installable software for serverless. Kubeless, Apache OpenWhisk, Oracle’s Fn, and Fission all saw sharp drop-offs in adoption and community activity. Among the installable software players, only OpenFaaS maintained its popularity.