app-packages/accumulo-v1_5/configuration/accumulo-site.xml

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
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<configuration>
  <!-- Put your site-specific accumulo configurations here. The available configuration values along with their defaults are documented in docs/config.html Unless
    you are simply testing at your workstation, you will most definitely need to change the three entries below. -->

  <property>
    <name>instance.zookeeper.host</name>
    <value>localhost:2181</value>
    <description>comma separated list of zookeeper servers</description>
  </property>

  <property>
    <name>instance.secret</name>
    <value>DEFAULT</value>
    <description>A secret unique to a given instance that all servers
      must know in order to communicate with one another.
      Change it before initialization. To
      change it later use ./bin/accumulo org.apache.accumulo.server.util.ChangeSecret --old [oldpasswd] --new [newpasswd],
      and then update this file.
    </description>
  </property>

  <property>
    <name>tserver.memory.maps.max</name>
    <value>80M</value>
  </property>

  <property>
    <name>tserver.cache.data.size</name>
    <value>7M</value>
  </property>

  <property>
    <name>tserver.cache.index.size</name>
    <value>20M</value>
  </property>

  <property>
    <name>trace.token.property.password</name>
    <!-- change this to the root user's password, and/or change the user below -->
    <value>secret</value>
  </property>

  <property>
    <name>trace.user</name>
    <value>root</value>
  </property>

  <property>
    <name>tserver.sort.buffer.size</name>
    <value>50M</value>
  </property>

  <property>
    <name>tserver.walog.max.size</name>
    <value>100M</value>
  </property>

  <property>
    <name>general.classpaths</name>
    <!--
       Add the following for hadoop-2.0
       $HADOOP_PREFIX/share/hadoop/common/.*.jar,
       $HADOOP_PREFIX/share/hadoop/common/lib/.*.jar,
       $HADOOP_PREFIX/share/hadoop/hdfs/.*.jar,
       $HADOOP_PREFIX/share/hadoop/mapreduce/.*.jar,
       $HADOOP_PREFIX/share/hadoop/yarn/.*.jar,
    -->
    <value>
      $ACCUMULO_HOME/lib/accumulo-server.jar,
      $ACCUMULO_HOME/lib/accumulo-core.jar,
      $ACCUMULO_HOME/lib/accumulo-start.jar,
      $ACCUMULO_HOME/lib/accumulo-fate.jar,
      $ACCUMULO_HOME/lib/accumulo-proxy.jar,
      $ACCUMULO_HOME/lib/[^.].*.jar,
      $ZOOKEEPER_HOME/zookeeper[^.].*.jar,
      $HADOOP_CONF_DIR,
      $HADOOP_PREFIX/[^.].*.jar,
      $HADOOP_PREFIX/lib/[^.].*.jar,
      $HADOOP_PREFIX/share/hadoop/common/.*.jar,
      $HADOOP_PREFIX/share/hadoop/common/lib/.*.jar,
      $HADOOP_PREFIX/share/hadoop/hdfs/.*.jar,
      $HADOOP_PREFIX/share/hadoop/mapreduce/.*.jar,
      $HADOOP_PREFIX/share/hadoop/yarn/.*.jar,
      /usr/lib/hadoop/.*.jar,
      /usr/lib/hadoop/lib/.*.jar,
      /usr/lib/hadoop-hdfs/.*.jar,
      /usr/lib/hadoop-mapreduce/.*.jar,
      /usr/lib/hadoop-yarn/.*.jar,
    </value>
    <description>Classpaths that accumulo checks for updates and class files.</description>
  </property>
</configuration>