Pre-Upgrade Steps for Impala
Complete the following steps before you upgrade Impala with or without the MapR Installer.
About this task
- Run the following command to stop the Impala server on each Impala
node:
$ sudo maprcli node services -name impalaserver -action stop -nodes <node IP addresses separated by a space> Example:$ sudo maprcli node services -name impalaserver -action stop -nodes 10.10.30.166
- Run the following command to stop the Impala statestore
instances:
$ sudo maprcli node services -name impalastore -action stop -nodes <node IP addresses separated by a space> Example:$ sudo maprcli node services -name impalastore -action stop -nodes 10.10.30.166
- Run the following command to stop the Impala catalog
instances:
$ sudo maprcli node services -name impalacatalog -action stop -nodes <node IP addresses separated by a space> Example:$ sudo maprcli node services -name impalacatalog -action stop -nodes 10.10.30.166