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  • Solr(六)Solr索引数据存放到HDFS下

    Solr索引数据存放到HDFS下

    一 新建solr core hdfs

      

    方法:http://www.cnblogs.com/Matchman/p/7287385.html

      

    二 修改solrconfig.xml文件

    文件地址:/usr/local/tomcat/apache-tomcat-8.5.13/solr_home/hdfs/conf/solrconfig.xml
    vi /usr/local/tomcat/apache-tomcat-8.5.13/solr_home/hdfs/conf/solrconfig.xml 

    1 将原文件中<directoryFactory>...</directoryFactory>配置修改成如下:

    <directoryFactory name="DirectoryFactory" class="solr.HdfsDirectoryFactory">
            <str name="solr.hdfs.home">hdfs://192.168.3.111:9000/news</str>
            <bool name="solr.hdfs.blockcache.enabled">true</bool>
            <int name="solr.hdfs.blockcache.slab.count">1</int>
            <bool name="solr.hdfs.blockcache.direct.memory.allocation">true</bool>
            <int name="solr.hdfs.blockcache.blocksperbank">16384</int>
            <bool name="solr.hdfs.blockcache.read.enabled">true</bool>
            <bool name="solr.hdfs.blockcache.write.enabled">true</bool>
            <bool name="solr.hdfs.nrtcachingdirectory.enable">true</bool>
            <int name="solr.hdfs.nrtcachingdirectory.maxmergesizemb">16</int>
            <int name="solr.hdfs.nrtcachingdirectory.maxcachedmb">192</int>
    </directoryFactory>

    (注):solr.hdfs.home中配置的为Hadoop的HDFS的访问路劲

    2 将原文件中<<lockType>>...</<lockType>>配置修改成如下:

    <lockType>${solr.lock.type:hdfs}</lockType>

    三 替换Jar包

    1 从Hadoop中获取以下四个jar包

    hadoop-2.6.5/share/hadoop/common/hadoop-common-2.6.5.jar
    hadoop-2.6.5/share/hadoop/hdfs/hadoop-hdfs-2.6.5.jar
    hadoop-2.6.5/share/hadoop/common/lib/hadoop-auth-2.6.5.jar
    hadoop-2.6.5/share/hadoop/common/lib/hadoop-annotations-2.6.5.jar
    

    2 下载protobuf-java-2.5.0.jar包

    下载地址:http://download.csdn.net/download/u013292160/9936638
    

    3 删除Jar包

    目录:/usr/local/tomcat/apache-tomcat-8.5.13/webapps/solr/WEB-INF/lib
    rm hadoop-*.jar
    rm protobuf-java-2.5.0.jar 
    

    4上传Jar包

    将Hadoop中获取的四个Jar包和下载的Jar包上传

    四 重启tomcat访问Solr客户端

     cd /usr/local/tomcat/apache-tomcat-8.5.13/bin/
    
     ./startup.sh 
    

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  • 原文地址:https://www.cnblogs.com/Matchman/p/7373968.html
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