KairosDB vs OpenTSDB: What are the differences?
Developers describe KairosDB as "Fast Time Series Database on Cassandra". KairosDB is a fast distributed scalable time series database written on top of Cassandra. On the other hand, OpenTSDB is detailed as "A scalable time series database". It is a distributed, scalable time series database to store, index & serve metrics collected from computer systems at a large scale. It can store and serve massive amounts of time series data without losing granularity.
KairosDB and OpenTSDB belong to "Databases" category of the tech stack.
KairosDB and OpenTSDB are both open source tools. OpenTSDB with 3.81K GitHub stars and 1.11K forks on GitHub appears to be more popular than KairosDB with 1.46K GitHub stars and 302 GitHub forks.
Cloudinsight, SAYMON, and Server Density are some of the popular companies that use OpenTSDB, whereas KairosDB is used by happn, Waylay, and Energis.cloud. OpenTSDB has a broader approval, being mentioned in 4 company stacks & 6 developers stacks; compared to KairosDB, which is listed in 3 company stacks and 4 developer stacks.