Changes between Version 2 and Version 3 of PerformanceImprovementInSearch


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Timestamp:
Sep 3, 2009, 4:20:57 AM (15 years ago)
Author:
heikki
Comment:

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  • PerformanceImprovementInSearch

    v2 v3  
    4545A second performance gain is effected by a change to retrieving the regions data in the search service. In standard GeoNetwork, the regions are retrieved from the DB at each search request; in this proposal, it happens only once, after which the regions data is kept in memory for application lifetime.
    4646
    47 Performance metrics from !YourKit Java Profiler show that this change leads to a 90% performance increase of the search service as such (excluding the creation of the search results page).
     47Performance metrics from !YourKit Java Profiler show that this change leads to a 90% performance increase of the search service as such (excluding the request and response handling in the Web application framework surrounding it).
    4848
    4949TODO Jeroen says: add list of all search parameters (why? they don't change in this proposal)