Apache Accumulo 1.8.0 发布了，Apache Accumulo 是一个可靠的、可伸缩的、高性能的排序分布式的 Key-Value 存储解决方案，基于单元访问控制以及可定制的服务器端处理。使用 Google BigTable 设计思路，基于 Apache Hadoop、Zookeeper 和 Thrift 构建。 主要改进： Speed up WAL roll overs User level API for RFile Suspend Tablet assignment for rolling restarts Run multiple Tablet Servers on one node Rate limiting Major Compactions Table Sampling Default port for Monitor changed to 9995 其他改进： ACCUMULO-1055 Configurable maximum file size for merging minor compactions ACCUMULO-1124 Optimization of RFile index ACCUMULO-2883 API to fetch current tablet assignments ACCUMULO-3871 Support for running integration tests in MapReduce ACCUMULO-3920 Deprecate the MockAccumulo class and remove usage in our tests ACCUMULO-4339 Make hadoop-minicluster optional dependency of acccumulo-minicluster ACCUMULO-4318 BatchWriter, ConditionalWriter, and ScannerBase now extend AutoCloseable ACCUMULO-4326 Value constructor now accepts Strings (and Charsequences) ACCUMULO-4354 Bump dependency versions to include gson, jetty, and sl4j ACCUMULO-3735 Bulk Import status page on the monitor ACCUMULO-4066 Reduced time to processes conditional mutations. ACCUMULO-4164 Reduced seek time for cached data 下载地址：https://accumulo.apache.org/downloads/ Apache Accumulo 1.8.0 发布，K/V 存储方案下载地址
