NewtsHigh throughput Newts is built upon Apache Cassandra, a write-optimized, linearly scalable distributed database; Easily grow storage or throughput by simply adding new nodes to the cluster. Grouped access It's common to collect, store, and retrieve groups of similar or related metrics, (think bytes in and bytes out, or 1, 5, and 15 minute load averages); Newts allows you to group metrics for more
GitHub - Stratio/cassandra-lucene-index: Lucene based secondary indexes for Cassandra
64ビットプラットフォームで絶対お勧めのLuceneのMMapDirectory （Uwe氏のブログより） | 関口宏司のLuceneブログ
Heliosearch/Solrオフヒープフィルタ | 関口宏司のLuceneブログ
