Using Cloudera Manager to troubleshoot problems
Installing Impala with Cloudera Manager will not only help in installing and upgrading Impala, but it will also be very helpful in Impala management and troubleshooting.
Impala log analysis using Cloudera Manager
In Cloudera Manager, you can navigate to the Diagnose | Logs option to select Impala-specific log configurations, as shown in the following screenshot:
In the log configuration page, you can select Impala daemon, statestore, and log types such as
FATAL. This is shown in the following screenshot:
After Impala-specific log configuration is completed, you can see ...