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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.
I think you may been looking at the php-ngx results which isn't what you think. That is embedded php, written as a dedicated Nginx extension. https://github.com/TechEmpower/FrameworkBenchmarks/tree/master/frameworks/PHP/php-ngx
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