Dev Time: See Your Solr Cache Sizes: Eclipse Memory Analyzer

Dev Time: See Your Solr Cache Sizes: Eclipse Memory Analyzer

See Your Solr Cache Sizes: Eclipse Memory Analyzer Solr uses different caches to prevent too much IO access and calculations during requests. When indexing doesn't happen too frequently you can get huge performance gains by employing those caches. Depending on the structure of your index data and the size of the caches they can become rather large and use a substantial part of your heap memory. In this post I would like to show how you can use the Eclipse Memory Analyzer to see how much space your caches are really using in memory. Configuring the Caches All the Solr caches can be configured in solrconfig.xml in the query section. You will find definitions like this: This is an example of a filter cache configured to use the FastLRUCache , a maximum size of 8000 items and no autowarming. Solr ships with two commonly used cache implementations, the FastLRUCache LRUCache ,

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