Apache UIMA DUCC v2.1.0发布，分布式 UIMA 集群计算服务

   <p style="text-align: center;"><img alt="" src="https://simg.open-open.com/show/f0cd6832883841cee63260ffd1307476.png" /></p>    <p>UIMA (Unstructured Information Management applications) 是一个软件系统，用来分析大量的非结构化信息从而发掘中对最终用户有用的知识点，一个最典型的 UIM 应用就是从文本文件中提取有用信息，例如人员、地址和组织等相关信息。 DUCC 是为分布式 UIMA 集群计算服务的，是集群管理系统，提供工具链，管理和调度设施。</p>    <p style="text-align: center;"><img alt="" src="https://simg.open-open.com/show/197e670495090c7f27c75f3052003f7b.png" /></p>    <h2>更新日志</h2>    <p>完整日志：<a href="/misc/goto?guid=4958993135233293273">here</a></p>    <p>此版本中的主要变化是:</p>    <ul>     <li>Ubuntu and RHEL 7 support</li>     <li>cgroup enhancements      <ul>       <li>uses standard cgroups organization</li>       <li>supports cgroup swappiness setting, restricting any swapping if desired</li>      </ul> </li>     <li>DUCC state and history storage moved from flat files to Cassandra DB, reducing storage size 5x</li>     <li>Ships with the latest UIMA-AS v2.8.1</li>     <li>Ships with recent ActiveMQ v5.13.2</li>     <li>DUCC's UIMA-AS services support failover and ssl connectors</li>     <li>Many DUCC webpage improvements</li>     <li>Clear user display of DUCC classes and relation to machines</li>     <li>Robust handling of dynamic changes to DUCC class and nodepool definitions</li>     <li>Full support of nodepools with different quantum</li>     <li>DUCC broker access restricted to user ducc</li>     <li>Eliminate need for user home directories located on a shared filesystem</li>     <li>Built-in Job error handler programmable per job</li>     <li>Migration utility for DUCC updates</li>     <li>Change to vary-off behavior to facilitate cluster management</li>     <li>Horizontal stacking of services instance allocations</li>     <li>java-viaducc improvements including separation of stdout from stderr respoonses</li>     <li>An alert banner is displayed on ducc-mon pages if daemons are down</li>     <li>Promoted DUCC from sandbox to the regular Apache project in the SVN</li>    </ul>    <h2>下载</h2>    <ul>     <li><a href="/misc/goto?guid=4958993135322925087">二进制下载</a></li>     <li><a href="/misc/goto?guid=4958993135412074115">源代码下载</a></li>    </ul>    <p> </p>    <p>本站原创，转载时保留以下信息：<br /> 本文转自：深度开源（open-open.com）<br /> 原文地址：<a href="http://www.open-open.com/news/view/11ad7ca7">http://www.open-open.com/news/view/11ad7ca7</a><br />  </p>