onents depends on the Istio API
server, which in turn depends on the etcd cluster for persistence. To
achieve high availability, each control plane service could be run as a
<a href=https://www.nomadproject.io/docs/job-specification/index.html>job</a> in
Nomad, where the
<a href=https://www.nomadproject.io/docs/job-specification/service.html>service stanza</a>
can be used to describe the desired properties of the control plane services.</p><h2 id=adding-sidecars-to-service-instances>Adding sidecars to servi