您的端口50070被其他服务占用.

Your port 50070 is occupied by some other service.

http://docs.hortonworks.com/HDPDocuments/HDP1/HDP-Win-1.3.0/bk_installing_hdp_for_windows/content/win-troubleshoot-2-2.html

您可以将core-site.xml中的Web界面端口设置更改为50070以外的其他端口:

You can change your web interface port settings in core-site.xml to some other port than 50070:

<property>
    <name>dfs.http.address</name>
    <value>50070</value>
</property>