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The memsqlctl tool is the lower-level tool used to control and manage MemSQL nodes on a host machine. The memsqlctl tool is available in the memsql-server package (along with the MemSQL database engine).

Several SQL commands that perform these management tasks are wrapped in memsqlctl commands, which allow popular configuration management tools to automate the deployment of a MemSQL cluster across a set of machines. Also, many of the higher-level commands from memsql-admin, memsql-deploy, etc. call memsqlctl to perform their actions locally on a host machine and the report back the results.

The following is a complete list of operations you can do with memsqlctl: