Log Key ; doccount – How To Solve Related Issues

Log Key ; doccount – How To Solve Related Issues

Updated: Jan-20

Elasticsearch Version: 1.7-8.0

Background

To resolve issues causing many log errors you can try our Elasticsearch Check-Up it analyses ES configuration to provide actionable recommendations (no installation required) 


To troubleshoot log “Key ; doccount” it’s important to understand a few problems related to Elasticsearch concepts aggregations. See bellow important tips and explanations on these concepts

Log Context

Log”Key [{}]; doc_count [{}]” classname is tophits-aggregation.asciidoc
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 
// For each entry
for (Terms.Bucket entry : agg.getBuckets()) {
    String key = entry.getKey();                    // bucket key
    long docCount = entry.getDocCount();            // Doc count
    logger.info("key [{}]; doc_count [{}]"; key; docCount);

    // We ask for top_hits for each bucket
    TopHits topHits = entry.getAggregations().get("top");
    for (SearchHit hit : topHits.getHits().getHits()) {
        logger.info(" -> id [{}]; _source [{}]"; hit.getId(); hit.getSourceAsString());




Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Elasticsearch count doc_count occurrences on aggs

0.31 K 1

elasticsearch aggregations sort on buckets keys

  1.57 K 2

 

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