Technologies/Apache Solr/solr_search_handler_request_times_999percentile
Apache SolrApache SolrMetric

solr_search_handler_request_times_999percentile

Request processing time in milliseconds (999percentile).
Dimensions:None
Available on:DatadogDatadog (1)
Interface Metrics (1)
DatadogDatadog
Request processing time in milliseconds (999percentile).
Dimensions:None
Sources
solr.search_handler.request_times.999percentilegithub.com
Knowledge Base (1 documents, 0 chunks)
other[SOLR-1972] Need additional query stats in admin interface - median, 95th and 99th percentile - ASF Jira464 wordsscore: 0.75This is a JIRA issue tracking the implementation of enhanced query statistics in Apache Solr's admin interface, specifically adding percentile metrics (median, 95th, 99th percentile) for request times. The issue was resolved in Solr 4.1/6.0 and led to the integration of the Metrics library for more comprehensive performance monitoring.
Related Insights (1)
Garbage Collection Pause Cascadecritical

Long or frequent garbage collection pauses directly cause query timeouts and latency spikes, particularly when heap usage remains consistently high (>80%), creating a cascading effect on query performance.

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