hbase/conf/hbase-default.xml

<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration>
  <property>
    <name>hbase.master</name>
    <value>localhost:60000</value>
    <description>The host and port that the HBase master runs at.
        TODO: Support 'local' (All running in single context).
    </description>
  </property>
  <property>
    <name>hbase.regionserver</name>
    <value>localhost:60010</value>
    <description>The host and port a HBase region server runs at.
    </description>
  </property>
  <property>
    <name>hbase.rootdir</name>
    <value>${hadoop.tmp.dir}/hbase</value>
    <description>The directory shared by region servers.
    </description>
  </property>
  <property>
    <name>hbase.client.pause</name>
    <value>30000</value>
    <description>General client pause value.  Used mostly as value to wait
    before running a retry of a failed get, region lookup, etc.</description>
  </property>
  <property>
    <name>hbase.client.retries.number</name>
    <value>5</value>
    <description>Maximum retries.  Used as maximum for all retryable
    operations such as fetching of the root region from root region
    server, getting a cell's value, starting a row update, etc.
    Default: 5.
    </description>
  </property>
  <property>
    <name>hbase.master.meta.thread.rescanfrequency</name>
    <value>60000</value>
    <description>How long the HMaster sleeps (in milliseconds) between scans of
    the root and meta tables.
    </description>
  </property>
  <property>
    <name>hbase.master.lease.period</name>
    <value>30000</value>
    <description>HMaster server lease period in milliseconds. Default is
    30 seconds.</description>
  </property>
  <property>
    <name>hbase.regionserver.lease.period</name>
    <value>180000</value>
    <description>HRegion server lease period in milliseconds. Default is
    180 seconds.</description>
  </property>
  <property>
    <name>hbase.server.thread.wakefrequency</name>
    <value>10000</value>
    <description>Time to sleep in between searches for work (in milliseconds).
    Used as sleep interval by service threads such as META scanner and log roller.
    </description>
  </property>
  <property>
    <name>hbase.regionserver.handler.count</name>
    <value>10</value>
    <description>Count of RPC Server instances spun up on RegionServers
    Same property is used by the HMaster for count of master handlers.
    Default is 10.
    </description>
  </property>
  <property>
    <name>hbase.regionserver.msginterval</name>
    <value>15000</value>
    <description>Interval between messages from the RegionServer to HMaster
    in milliseconds.  Default is 15. Set this value low if you want unit
    tests to be responsive.
    </description>
  </property>
  <property>
    <name>hbase.regionserver.maxlogentries</name>
    <value>30000</value>
    <description>Rotate the logs when count of entries exceeds this value.
    Default: 30,000
    </description>
  </property>
  <property>
    <name>hbase.hregion.maxunflushed</name>
    <value>10000</value>
    <description>
    Memcache will be flushed to disk if number of Memcache writes
    are in excess of this number.
    </description>
  </property>
  <property>
    <name>hbase.hregion.max.filesize</name>
    <value>134217728</value>
    <description>
    Maximum desired file size for an HRegion.  If filesize exceeds
    value + (value / 2), the HRegion is split in two.  Default: 128M.
    </description>
  </property>
</configuration>