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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
A lot of stackoverflow answers suggest to sum RSS or VSZ, or whatever memory metric (USS,PSS...). In my experience, this will not provide a good approximation of memory usage. See the test program https://github.com/tatref/linux-mem/blob/master/oracle-tools/src/bin/multi-mmap.rs. The only tool that report a good value is systemd-cgtop is you use cgroups
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