A Blog of the ZHAW Zurich University of Applied Sciences
For reliable, user-controlled and trustworthy file storage in the cloud, free software prototypes like NubiSave have become great tools to investigate and lift the barrier towards acceptable migration paths. For structured data storage and processing, several approaches to database-as-a-service (DBaaS) have been proposed by researchers and developers but a clear recommendation of how to best […]
Cyclops, ICCLab’s Rating-Charging-Billing solution for Cloud providers, capable of collecting usage records from both OpenStack and CloudStack, has been working with time series data from the very beginning. Our choice for database technology that is highly optimised to handle such data was InfluxDB written in GO. Time series data is generally a sequence of data […]
Ceilometer can collect a large amount of data, particularly in a system with large amount of servers and high activity: in such a scenario, the numbers of meters and samples can be large which affects ceilometer performance and gives rise to quite large databases. In our particular case we are studying energy consumption in servers […]