Question

different compenents of nova communicates via

Answer 1

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Answer 2

Components

DB: sql database for data storage.

API: component that receives HTTP requests, converts commands and communicates with other components via the oslo.messaging queue or HTTP.

Scheduler: decides which host gets each instance.

Compute: manages communication with hypervisor and virtual machines.

Conductor: handles requests that need coordination (build/resize), acts as a database proxy, or handles object conversions.

Placement: tracks resource provider inventories and usages.