Mirantis Certification summary

preface

Mirantis Certification (MCA100 )summary roughly

• question types

<一,openStack service Components HA scheme design>

1.1,OpenStack services that are stateless include:

nova-api, nova-conductor, glance-api, keystone-api, neutron-api and nova-scheduler

1.2,OpenStack services that are stateful include:

the OpenStack database and message queue

1.3,stateful services highly available scheme:

Making stateful services highly available can depend on whether you choose an active/passive
or active/active configuration.

Mirantis Certification summary

原文：http://www.cnblogs.com/ruiy/p/4186277.html