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These operations are important for VIVO installations that modify data directly in the triple store instead of adding or removing RDF through VIVO.  With VIVO 1.8, you should expect inference recomputation to average about 20-25 milliseconds per individual.  (You can find your values in vivo.all.log.)  Search index rebuilding is typically faster, on the order of 10 ms per individual.

Tools for measuring performance

Members of the VIVO community have found the following tools helpful in testing and measuring a site's performance:

• Google Analytics.  Records some basic performance metrics in the Behavior > Site Speed section, such as average page load time.
• JMeter.  Generates simultaneous connections for testing of performance under real-world production loads.
• New Relic  Software analytics suite including JVM and MySQL monitoring.

Tuning for improved performance 

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