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OpenStack Networking Cookbook by Chandan Dutta Chowdhury, Sriram Subramanian

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Monitoring the host Network bandwidth

In the previous recipes, we looked at monitoring the virtual infrastructure resources. For the cloud administrator, it is also very important to know about the utilization of the physical resources. In this recipe, you will learn about monitoring the Network utilization statistics for a compute or network node.

Ceilometer can collect the physical network statistics for the compute or network node using a central agent and SNMP. The Ceilometer central agent must be configured in order to collect the physical resource utilization data from the compute and network nodes. On the Compute and Network nodes, the SNMP daemon must be configured to provide the physical resource utilization data that is queried by the ...

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