LoadEase

Load balancer for inhouse cloud service used for programming labs.
Uses psutil to monitor the network, memory and cpu usage of each VM and each host.
Receives incoming create VM requests and routes them to appropiate hosts.
Detects overloaded hosts and identifies VMs to migrate to reduce the load.
Makes decisions based on %usage history(timeseries) and histogram(probability distribution of %usage).
Based on publication: Sandpiper

Architecture

Stateless loadbalancer and hotspot detection service. Seamlessly add or remove hosts.