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Akumuli is an open source Time Series Database available under
Apache 2.0 License. The key goals of the project are efficiency
and ability to work in stand-alone mode with little or no
The database can scale up by utilizing multiple cores or CPUs. It's also can scale down and work on small and cheap VMs or in a "sidecar" container.
Up to ~14 million writes per second on 32-core server.
Data ingestion is parallelized and optimized for SSD/NVMe.
State of the art compression, ~1GB/s encoding throughput per core.
Fast downsampling without pre-configured rollups.
Suitable for interactive applications.
Based on B+tree
Written in C++
Small memory footprint
Collectors via the OpenTSDB protocol
Akumuli is available under Apache 2.0