On BDA Cloudera Manager(CM) Host Inspector Displays Errors Against /etc/hosts File
Last updated on OCTOBER 11, 2016
Applies to:Big Data Appliance Integrated Software - Version 2.1.0 to 2.4.0 [Release 2.1 to 2.4]
On Oracle Big Data Appliance(BDA), in Cloudera Manager(CM) when Host Inspector is executed , validation checks show up as failed for /etc/hosts file
The hostname <node01> is not the first match for address <node01-IB-IP>in /etc/hosts on <node01> . Instead, <node01>-priv is the first match. The FQDN must be the first entry in /etc/hosts for the corresponding IP.
In /etc/hosts on <node01> , the IP <node01-IB-IP> is present multiple times. A given IP should only be listed once.
<The same errors for ALL the nodes in the Cluster>
Steps to follow to execute Host Inspector
a) Log into Cloudera Manager(CM)
b) Click on Hosts tab
c) Click on 'Host Inspector'
d) Click on 'Show Inspector Results'
e) A new window opens up displaying the results. Click on the ' The following errors were found while checking /etc/hosts' to display the errors
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