Post-Upgrade Steps for Impala
Complete the following steps after you upgrade Impala with or without the MapR Installer.
About this task
Procedure
-
Issue the following command to start the Impala statestore service on the
designated host in the cluster:
$ sudo maprcli node services -name impalastore -action start -nodes <node IP addresses separated by a space> Example:$ sudo maprcli node services -name impalastore -action start -nodes 10.10.30.166
-
Issue the following command to start the catalog service on the designated host
in the cluster:
$ sudo maprcli node services -name impalacatalog -action start -nodes <node IP addresses separated by a space> Example:$ sudo maprcli node services -name impalacatalog -action start -nodes 10.10.30.166
-
Issue the following command to start the Impala server on each Impala
node:
$ sudo maprcli node services -name impalaserver -action start -nodes <node IP addresses separated by a space> Example:$ sudo maprcli node services -name impalaserver -action start -nodes 10.10.30.166
NOTE: Check the Impala log files for errors if the services do not start successfully. You can locate log files in the following Impala installation directory on each node:/opt/mapr/impala/impala-<version>/logs