Support Questions

Find answers, ask questions, and share your expertise
Announcements
Celebrating as our community reaches 100,000 members! Thank you!

Knox Error after configuring namenode HA

avatar
Rising Star

knox was running fine. I was able to check Knox using curl comman.

After I configured name node ha, Knox is not working. can u pls suggest.

1 ACCEPTED SOLUTION

avatar
Super Guru

@Vikas Gadade

After configuring namenode HA you need to added below settings in topology.xml.

Please check -

https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.0/bk_Knox_Gateway_Admin_Guide/content/configu...

<provider>
   <role>ha</role>
   <name>HaProvider</name>
   <enabled>true</enabled>
   <param>
       <name>WEBHDFS</name>
       <value>maxFailoverAttempts=3;failoverSleep=1000;maxRetryAttempts=300;retrySleep=1000;enabled=true</value>
   </param>
</provider>



<service>
    <role>WEBHDFS</role>
    <url>http://{host1}:50070/webhdfs</url>
    <url>http://{host2}:50070/webhdfs</url>
</service>

View solution in original post

2 REPLIES 2

avatar
Super Guru

@Vikas Gadade

After configuring namenode HA you need to added below settings in topology.xml.

Please check -

https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.0/bk_Knox_Gateway_Admin_Guide/content/configu...

<provider>
   <role>ha</role>
   <name>HaProvider</name>
   <enabled>true</enabled>
   <param>
       <name>WEBHDFS</name>
       <value>maxFailoverAttempts=3;failoverSleep=1000;maxRetryAttempts=300;retrySleep=1000;enabled=true</value>
   </param>
</provider>



<service>
    <role>WEBHDFS</role>
    <url>http://{host1}:50070/webhdfs</url>
    <url>http://{host2}:50070/webhdfs</url>
</service>

avatar
Rising Star

Thanks @sagar it helped