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  1. Solr
  2. SOLR-15714

guide bug in documentCache recommendations

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Details

    • Improvement
    • Status: Open
    • Minor
    • Resolution: Unresolved
    • None
    • None
    • documentation
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    Description

      https://solr.apache.org/guide/8_8/query-settings-in-solrconfig.html#documentcache

       

      Advice given for sizing the documentCache is "The size for the documentCache should always be greater than max_results times the max_concurrent_queries"

      Neither max_results nor max_concurrent_queries are solr keywords or settings. They are not defined but they are highlighted as if they are keywords.

      Is max_results rows= parameter or total matched documents?
      Is max_concurrent_queries http threads who might do a /select or something else?

      Furthermore the advice to use the max of things for sizing a cache seems pretty aggressive when average might be better, although it's hard to know because the current max don't mean anything

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            Unassigned Unassigned
            msporleder Matthew Sporleder
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              Created:
              Updated: