COA Monitoring & Reporting Tools 4

Question 1

Which OpenStack project provides rating-as-a-service, calculating costs for resource usage?

Accepted Answer

Cloudkitty

Answer

Cloudkitty is the OpenStack rating-as-a-service project that calculates costs for resource usage based on configurable rating rules.

Question 2

In the context of OpenStack monitoring, what is the purpose of the 'os-collect-config' tool?

Accepted Answer

It collects configuration metadata from the metadata API for Heat-managed instances

Answer

os-collect-config runs on instances managed by Heat, collecting configuration metadata from sources like the metadata API and applying configuration changes.

Question 3

Which command displays Nova hypervisor statistics useful for capacity monitoring?

Accepted Answer

openstack hypervisor stats show

Answer

The 'openstack hypervisor stats show' command displays aggregated statistics (vCPUs, memory, disk) across all compute hypervisors.

Question 4

What does the 'openstack usage show' command report for a given project?

Accepted Answer

CPU hours, memory MB-hours, and disk GB-hours consumed during a time period

Answer

The 'openstack usage show' command reports compute usage statistics including CPU hours, memory MB-hours, and disk GB-hours for a project over a time range.

Question 5

Which file format does Ceilometer use for its polling configuration to define which meters to collect?

Accepted Answer

YAML

Answer

Ceilometer uses YAML format for its polling.yaml configuration file, which defines the namespaces and meters to be collected.

(COA) Certified OpenStack Administrator Exam Practice Test

(COA) Certified OpenStack Administrator Exam Practice Test

COA Monitoring & Reporting Tools 4