January 2018
Intermediate to advanced
524 pages
13h 33m
English
OpenStack provides an optional service called Ceilometer that can be used for telemetry data gathering and the metering of resources used by each service. Metering is used to collect information about usage and convert that into customer bills. Ceilometer also provides rating and billing tools. Rating is converting a billed value into equivalent currency, and billing is used to start a payment process.
Ceilometer monitors and meters different events, such as starting a service, attaching a volume, and stopping an instance. Metrics are gathered on CPU usage, the number of cores, memory usage, and data movement. All this is collected and stored in a MongoDB database.
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