Andrzej Bialecki created SOLR-15425:
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Summary: Upgrade to Metrics 4.2.0
Key: SOLR-15425
URL: https://issues.apache.org/jira/browse/SOLR-15425
Project: Solr
Issue Type: Improvement
Security Level: Public (Default Security Level. Issues are Public)
Components: metrics
Reporter: Andrzej Bialecki
Assignee: Andrzej Bialecki
In addition to many fixes and compatibility with new Java versions this release
adds a {{LockFreeExponentiallyDecayingReservoir}} which substantially reduces
the cost of collecting histograms, especially for multi-threaded updates.
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